S2 Powder
$0.00
S2 Powder
| Product | S2 Powder |
| CAS No. | 77404-34-9 |
| Appearance | Metallic Powder |
| Purity | ≥99%, ≥99.9%, ≥95%(Other purities are also available) |
| APS | 1-5 µM, 10-53 µM (Can be customized), Ask for other available size range. |
| Ingredient | S-2 |
| Density | 7.8-8.1g/cm3 |
| Molecular Weight | N/A |
| Product Codes | NCZ-DCY-355/25 |
S2 Description:
M2 Powder is one of the numerous advanced ceramic materials manufactured by Nanochemazone. Nanochemazone produces too many standard grades when applicable, including Mil Spec (military grade); ACS, Reagent and Technical Grade; Food, Agricultural and Pharmaceutical Grade; Optical Grade, USP and EP/BP (European Pharmacopoeia/British Pharmacopoeia) and follows applicable ASTM testing standards. Typical and custom packaging is available. Additional technical, research and safety (MSDS) information are available. Please request a quote above for more information on lead time and pricing.
S2 Powder Related Information :
Storage Conditions:
Airtight sealed, avoid light and keep dry at room temperature.
Please contact us for customization and price inquiry
Email: contact@nanochemazone.com
Note: We supply different size ranges of Nano and micron as per the client’s requirements and also accept customization in various parameters.
S2 Powder
S2 powder is a high speed tool steel powder ideal for making cutting tools requiring high hardness, strength, and wear resistance at elevated temperatures. It contains tungsten, molybdenum, vanadium, and additional alloys providing excellent hot hardness and thermal fatigue resistance.
Overview of S2 Powder
S2 powder is a high speed tool steel powder ideal for making cutting tools requiring high hardness, strength, and wear resistance at elevated temperatures. It contains tungsten, molybdenum, vanadium, and additional alloys providing excellent hot hardness and thermal fatigue resistance.
Key properties and advantages of S2 powder:
S2 Powder Properties and Characteristics
| Properties | Details |
| Composition | Fe-1C-5Cr-2.35Mo-6.4W-1.4V-2Si alloy |
| Density | 7.7 g/cc |
| Particle shape | Irregular, angular |
| Size range | 10-150 microns |
| Apparent density | Up to 50% of true density |
| Flowability | Low to moderate |
| Hardness | 62-64 HRC when heat treated |
| Toughness | Very good |
S2 powder produces cutting tools, dies, and machine components with extended service life under continuous high temperature and intermittent shock loading conditions.
S2 Powder Composition
| Element | Weight % |
| Iron (Fe) | Balance |
| Carbon (C) | 0.9-1.2% |
| Chromium (Cr) | 3.8-4.5% |
| Tungsten (W) | 6.4% |
| Molybdenum (Mo) | 1.9-2.2% |
| Vanadium (V) | 1.3-1.6% |
| Manganese (Mn) | 0.2-0.5% |
| Silicon (Si) | 0.9-1.4% |
Iron provides the ferritic matrix
Carbon, tungsten, and chromium form hard carbides
Vanadium and molybdenum enhance wear resistance
Manganese and silicon facilitate machining
S2 Powder Physical Properties
| Property | Values |
| Density | 7.7 g/cc |
| Melting point | 1320-1350°C |
| Thermal conductivity | 37 W/mK |
| Electrical resistivity | 0.6 μΩ-m |
| Maximum service temperature | 600°C |
| Curie temperature | 770°C |
High density enables miniaturized components
Retains hardness and strength at elevated temperatures
Becomes paramagnetic above Curie point
Can withstand prolonged service up to 600°C
Good thermal conductivity reduces thermal expansion stresses
These properties provide a balanced combination of hot hardness and thermal shock resistance required in high speed machining applications.
S2 Powder Mechanical Properties
| Property | Values |
| Hardness | 62-64 HRC |
| Transverse rupture strength | 4500-4800 MPa |
| Compressive strength | 3800-4100 MPa |
| Tensile strength | 2050-2250 MPa |
| Yield strength | 1930-2050 MPa |
| Elongation | 8-10% |
| Impact toughness | 10-14 J/cm2 |
Exceptional hardness when heat treated
High strength with reasonable ductility
Very good compressive and transverse rupture strength
Excellent red hardness at elevated temperatures
Strength depends on heat treatment process
S2 powder produces cutting tools and dies with hardness, strength, and thermal properties needed to machine challenging materials at high speeds and temperatures.
S2 Powder Applications
| Industry | Example Uses |
| Automotive | Cutting and milling tools |
| Aerospace | Drills, end mills |
| Manufacturing | Punches, forming dies |
| Oil and gas | Downhole tools, drill bits |
| General machining | Turning, boring, and planning tools |
Some specific product uses:
Cutting inserts, indexable tooling
Broaches, reamers, taps, threading dies
Metal slitting saws and industrial knives
Extrusion tooling and drawing dies
Cold heading and forging dies
Gauges, wear-resistant components
S2’s unique properties make it the top choice for reliable cutting tools and components used in demanding metalworking applications.
S2 Powder Specifications
Key specifications for S2 high speed steel powder:
S2 Powder Standards
| Standard | Description |
| ASTM A600 | Specification for tool steels high speed steel |
| JIS G4403 | High speed tool steels |
| DIN 1.2363 | Equivalent to AISI S7 high speed steel |
| UNS T11302 | Designation for AISI S2 grade |
| ISO 4957 | Tool steels specification |
These define:
Chemical composition limits of S2
Required mechanical properties in heat treated condition
Approved production methods like gas atomization
Compliance testing protocols
Quality assurance requirements
Proper packaging and identification
Powder produced to these standards ensures suitability for high wear resistance tooling applications under thermal fatigue conditions.
S2 Powder Particle Sizes
| Particle Size | Characteristics |
| 10-22 microns | Ultrafine grade provides highest density |
| 22-53 microns | Most commonly used size range |
| 53-105 microns | Coarser size provides good flowability |
Finer particles allow greater densification during sintering
Coarser particles improve powder flow into die cavities
Size is selected based on final part properties needed
Both gas and water atomized particles used
Controlling size distribution optimizes pressing behavior, sintered density, and final component performance.
S2 Powder Apparent Density
| Apparent Density | Details |
| Up to 50% of true density | For irregular powder morphology |
| 4.0-5.0 g/cc | Higher for spherical, lower for irregular powder |
Spherical powder shape provides high apparent density
Irregular powder has lower density around 45-50%
Higher apparent density improves die filling and part quality
Allows complex tool geometry compaction
Higher apparent density leads to better component production rate and performance.
S2 Powder Production
| Method | Details |
| Gas atomization | High pressure inert gas breaks up molten alloy stream into fine droplets |
| Vacuum induction melting | High purity input materials melted under vacuum |
| Multiple remelting | Enhances chemical homogeneity |
| Sieving | Classifies powder into different particle size fractions |
Gas atomization provides spherical powder shape
Vacuum melting eliminates gaseous impurities
Multiple remelting improves uniformity
Post-processing allows particle size customization
Fully automated processes combined with strict quality control ensures reliable and consistent S2 powder properties critical for tooling performance.
S2 Powder Handling and Storage
| Recommendation | Reason |
| Ensure proper ventilation | Prevent exposure to fine metal particles |
| Use appropriate PPE | Avoid ingestion through nose/mouth |
| Ground equipment | Prevent static sparking |
| Avoid ignition sources | Flammable dust hazard |
| Use non-sparking tools | Prevent possibility of ignition |
| Follow safe protocols | Reduce fire, explosion, health risks |
Storage Recommendations
Store sealed containers away from moisture or contamination
Maintain storage temperatures below 27°C
Limit exposure to oxidizing acids and chlorine compounds
Proper precautions during handling and storage help preserve purity and prevent safety hazards.
S2 Powder Testing
| Test | Details |
| Chemical analysis | Verifies composition using optical/ICP spectroscopy |
| Particle size analysis | Determines size distribution using laser diffraction or sieving |
| Apparent density | Measured as per ASTM B212 using Hall flowmeter |
| Powder morphology | SEM imaging to determine particle shape |
| Flow rate test | Gravity flow rate through specified funnel |
| Tap density test | Density measured after mechanically tapping powder sample |
Testing ensures the powder meets the required chemical composition, physical characteristics, particle size distribution, morphology, density, and flow rate specifications.
S2 Powder Pros and Cons
Exceptional hot hardness and red hardness
High strength and wear resistance at elevated temperatures
Good toughness and thermal shock resistance
Resists softening and shape changes up to 600°C
Dimensional stability under thermal cycling
Cost-effective compared to exotic PM tool steel grades
Limitations of S2 Powder
Moderate corrosion resistance without surface treatment
Limited cold formability and shear strength
Requires careful heat treatment by experienced providers
Not weldable using conventional fusion welding
Large cross-sections can experience embrittlement
Contains expensive alloying elements
Comparison With H13 Tool Steel Powder
S2 vs H13 Tool Steel Powder
| Parameter | S2 | H13 |
| Hardness | 62-64 HRC | 54-57 HRC |
| Hot hardness | Excellent | Good |
| Toughness | Very good | Good |
| Thermal shock resistance | Excellent | Moderate |
| Cold strength | Good | Excellent |
| Cost | High | Low |
S2 has much greater hot hardness and thermal shock resistance
H13 provides better cold strength and toughness
S2 is more expensive due to higher alloy content
S2 preferred for high speed machining applications
H13 suited for cold and warm pressing tooling
S2 Powder FAQs
Q: What are the main applications of S2 tool steel powder?
A: Main applications include cutting tools like drills, mills, inserts, taps, dies, saws, planning tools, as well as extrusion tooling, forging dies, gauges, and components needing hot hardness and thermal shock resistance.
Q: What heat treatment is used for S2 tool steel powder?
A: S2 tool steel is typically heat treated by austenitizing between 1150-1200°C followed by air, oil, or polymer quenching, then tempering between 540-650°C to achieve hardness between 62-64 HRC.
Q: How does tungsten improve the properties of S2 steel?
A: Tungsten forms hard tungsten-iron-carbon complexes that provide exceptional hot hardness, strength and wear resistance at elevated temperatures needed for high speed machining applications.
Q: What safety precautions should be used when working with S2 powder?
A: Proper ventilation, protective gear, inert atmosphere, grounding, avoiding ignition sources, using non-sparking tools, and safe storage away from contamination or moisture.
Description
Note: For pricing & ordering information, please get in touch with us at sales@nanochemazone.com
Please contact us for quotes on Larger Quantities and customization. E-mail: contact@nanochemazone.com
Customization:
If you are planning to order large quantities for your industrial and academic needs, please note that customization of parameters (such as size, length, purity, functionalities, etc.) is available upon request.
NOTE:
Images, pictures, colors, particle sizes, purity, packing, descriptions, and specifications for the real and actual goods may differ. These are only used on the website for the purposes of reference, advertising, and portrayal. Please contact us via email at sales@nanochemazone.com or by phone at (+1 780 612 4177) if you have any
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Related products
17-4PH Stainless Steel Powder
17-4PH Stainless Steel Powder
| Product | 17-4PH Stainless Steel Powder |
| CAS No. | 7439-89-6 |
| Appearance | Grey Powder |
| Purity | ≥99%, ≥99.9%, ≥95%(Other purities are also available) |
| APS | 1-5 µM, 10-53 µM (Can be customized), Ask for other available size range. |
| Ingredient | Fe-Cr-Ni-Cu-Nb |
| Density | 7.75g/cm3 |
| Molecular Weight | N/A |
| Product Codes | NCZ-DCY-336/25 |
17-4PH Stainless Steel Description:
17-4PH Stainless Steel Powder is one of the numerous advanced ceramic materials manufactured by Nanochemazone. Nanochemazone produces too many standard grades when applicable, including Mil Spec (military grade); ACS, Reagent and Technical Grade; Food, Agricultural and Pharmaceutical Grade; Optical Grade, USP and EP/BP (European Pharmacopoeia/British Pharmacopoeia) and follows applicable ASTM testing standards. Typical and custom packaging is available. Additional technical, research and safety (MSDS) information are available. Please request a quote above for more information on lead time and pricing.
17-4PH Stainless Steel Powder Related Information :
Storage Conditions:
Airtight sealed, avoid light and keep dry at room temperature.
Please contact us for customization and price inquiry
Email: contact@nanochemazone.com
Note: We supply different size ranges of Nano and micron as per the client’s requirements and also accept customization in various parameters.
17-4PH Stainless Steel Powder
17-4PH is a precipitation hardening stainless steel powder widely used in additive manufacturing across aerospace, medical, automotive, and general engineering sectors. It offers an excellent combination of high strength, good corrosion resistance, and weldability.
Overview of 17-4PH Stainless Steel Powder
17-4PH is a precipitation hardening stainless steel powder widely used in additive manufacturing across aerospace, medical, automotive, and general engineering sectors. It offers an excellent combination of high strength, good corrosion resistance, and weldability.
This article provides a detailed guide to 17-4PH powder covering composition, properties, AM process parameters, applications, specifications, suppliers, handling, inspection, comparisons, pros and cons, and FAQs. Key information is presented in easy-to-reference tables.
Composition of 17-4PH Stainless Steel Powder
The composition of 17-4PH powder is:
| Element | Weight % | Purpose |
| Iron | Balance | Principal matrix element |
| Chromium | 15 – 17.5 | Oxidation resistance |
| Copper | 3 – 5 | Precipitation hardening |
| Nickel | 3 – 5 | Austenite stabilizer |
| Niobium | 0.15 – 0.45 | Carbide former |
| Manganese | 1 max | Deoxidizer |
| Silicon | 1 max | Deoxidizer |
| Carbon | 0.07 max | Strengthener and carbide former |
Properties of 17-4PH Stainless Steel Powder
Key properties of 17-4PH powder include:
| Property | Description |
| High strength | Up to 1310 MPa tensile strength when aged |
| Hardness | Up to 40 HRC in aged condition |
| Corrosion resistance | Comparable to 316L stainless in many environments |
| Toughness | Superior to martensitic stainless steels |
| Wear resistance | Better than 300 series stainless steels |
| High temperature stability | Strength maintained up to 300°C |
The properties make 17-4PH suitable for diverse applications from aerospace components to injection molds.
AM Process Parameters for 17-4PH Powder
Typical parameters for printing 17-4PH powder include:
| Parameter | Typical value | Purpose |
| Layer height | 20-100 μm | Balance speed and resolution |
| Laser power | 150-400 W | Sufficient melting without evaporation |
| Scan speed | 400-1000 mm/s | Density versus production rate |
| Hatch spacing | 100-200 μm | Density and mechanical properties |
| Support structure | Minimal | Easy removal |
| Hot isostatic pressing | 1120°C, 100 MPa, 3 hrs | Eliminate porosity |
Parameters tailored for density, production rate, properties and post-processing needs.
Applications of 3D Printed 17-4PH Parts
Additively manufactured 17-4PH components are used in:
| Industry | Applications |
| Aerospace | Structural brackets, fixtures, actuators |
| Medical | Dental implants, surgical instruments |
| Automotive | High strength fasteners, gears |
| Consumer products | Watch cases, sporting equipment |
| Industrial | End-use metal tooling, jigs, fixtures |
Benefits over machined 17-4PH parts include complex geometries, reduced lead time and machining allowances.
Specifications of 17-4PH Powder for AM
17-4PH powder must meet strict specifications:
| Parameter | Specification |
| Particle size range | 15-45 μm typical |
| Particle shape | Spherical morphology |
| Apparent density | > 4 g/cc |
| Tap density | > 6 g/cc |
| Hall flow rate | > 23 sec for 50 g |
| Purity | >99.9% |
| Oxygen content | <100 ppm |
Custom size distributions and controlled moisture levels available.
Handling and Storage of 17-4PH Powder
As a reactive material, careful 17-4PH powder handling is essential:
Store sealed containers away from moisture, acids, ignition sources
Use inert gas padding during transfer and storage
Ground equipment to dissipate static charges
Avoid dust accumulation through extraction and ventilation
Follow applicable safety guidelines
Proper techniques ensure optimal powder condition.
Inspection and Testing of 17-4PH Powder
Quality testing methods include:
| Method | Parameters Tested |
| Sieve analysis | Particle size distribution |
| SEM imaging | Particle morphology |
| EDX | Chemistry and composition |
| XRD | Phases present |
| Pycnometry | Density |
| Hall flow rate | Powder flowability |
Testing per ASTM standards verifies powder quality and batch consistency.
Comparing 17-4PH to Alternative Alloy Powders
17-4PH compares to other alloys as:
| Alloy | Strength | Corrosion Resistance | Cost | Printability |
| 17-4PH | Excellent | Good | Medium | Good |
| 316L | Medium | Excellent | Medium | Excellent |
| IN718 | Very High | Good | High | Fair |
| CoCrMo | Medium | Fair | Medium | Good |
With its balanced properties, 17-4PH supersedes alternatives for many high-strength AM applications requiring corrosion resistance.
Pros and Cons of 17-4PH Powder for AM
| Pros | Cons |
| High strength-to-weight ratio | Lower oxidation resistance than austenitic stainless steels |
| Good combination of strength and corrosion resistance | Required post-processing like HIP and heat treatment |
| Lower cost than exotic alloys | Controlled atmosphere storage needed |
| Established credentials in AM | Difficult to weld and machine |
| Properties match wrought material | Susceptible to pitting and crevice corrosion |
17-4PH enables high-performance printed parts across applications, though not suited for extreme environments.
Frequently Asked Questions about 17-4PH Powder
Q: What particle size range works best for printing 17-4PH alloy?
A: A typical range is 15-45 microns. It provides optimal powder flowability combined with high resolution and dense parts.
Q: What post-processing methods are used on 17-4PH AM parts?
A: Hot isostatic pressing, solution annealing, aging, and machining are typically used to achieve full densification, relieve stresses, and improve surface finish.
Q: Which metal 3D printing process is ideal for 17-4PH alloy?
A: Selective laser melting (SLM), direct metal laser sintering (DMLS) and electron beam melting (EBM) can all effectively process 17-4PH powder.
Q: What industries use additively manufactured 17-4PH components?
A: Aerospace, medical, automotive, consumer products, industrial tooling, and oil and gas industries benefit from 3D printed 17-4PH parts.
Q: Does 17-4PH require support structures during printing?
A: Yes, minimal supports are needed on overhangs and bridged sections to prevent deformation and allow easy removal after printing.
Q: What defects can occur when printing 17-4PH powder?
A: Potential defects are cracking, porosity, distortion, incomplete fusion, and surface roughness. Most can be prevented with optimized parameters.
Q: What hardness is achievable with 17-4PH AM parts?
A: Solution-annealed 17-4PH has 25-30 HRC hardness while aging increases it to 35-40 HRC for enhanced wear resistance.
Q: What accuracy and surface finish is possible for 17-4PH printed parts?
A: Post-processed 17-4PH parts can achieve dimensional tolerances and surface finish comparable to CNC machined components.
Q: What is the key difference between 17-4 and 17-4PH grades?
A: 17-4PH has tighter chemistry control, lower impurities, and reduced sulfur for better ductility and impact properties compared to basic 17-4 grade.
Q: Is HIP required for all 17-4PH AM application?
A: While recommended, HIP may not be mandatory for non-critical applications. Heat treatment alone may suffice in some cases.
17-4PH Stainless Steel Powder
17-4PH Stainless Steel Powder
| Product | 17-4PH Stainless Steel Powder |
| CAS No. | 7439-89-6 |
| Appearance | Gray Powder |
| Purity | ≥99%, ≥99.9%, ≥95%(Other purities are also available) |
| APS | 1-5 µM, 10-53 µM (Can be customized), Ask for other available size range. |
| Ingredient | Fe-Cr-Ni-Cu-Nb |
| Density | 7.75g/cm3 |
| Molecular Weight | N/A |
| Product Codes | NCZ-DCY-347/25 |
17-4PH Stainless Steel Description:
17-4PH Stainless Steel Powder is one of the numerous advanced ceramic materials manufactured by Nanochemazone. Nanochemazone produces too many standard grades when applicable, including Mil Spec (military grade); ACS, Reagent and Technical Grade; Food, Agricultural and Pharmaceutical Grade; Optical Grade, USP and EP/BP (European Pharmacopoeia/British Pharmacopoeia) and follows applicable ASTM testing standards. Typical and custom packaging is available. Additional technical, research and safety (MSDS) information are available. Please request a quote above for more information on lead time and pricing.
17-4PH Stainless Steel Powder Related Information :
Storage Conditions:
Airtight sealed, avoid light and keep dry at room temperature.
Please contact us for customization and price inquiry
Email: contact@nanochemazone.com
Note: We supply different size ranges of Nano and micron as per the client’s requirements and also accept customization in various parameters.
Best 17-4PH stainless steel powder for 3D Printing
17-4PH powder, also known as 17-4 Precipitation Hardening stainless steel powder, is a high-strength, corrosion-resistant material used in various industries. It belongs to the martensitic stainless steel family and offers an excellent combination of mechanical properties and corrosion resistance. The “17-4PH” designation refers to the composition of the alloy, which consists of approximately 17% chromium, 4% nickel, 4% copper, and a small amount of other elements.
Overview of 17-4PH Stainless Steel Powder for 3D Printing
17-4PH is a precipitation hardening stainless steel powder widely used for additive manufacturing of high-strength, corrosion-resistant components across aerospace, medical, automotive, and general engineering applications.
This article provides a detailed guide to 17-4PH powder for 3D printing. It covers composition, properties, print parameters, applications, specifications, suppliers, handling, inspection, comparisons, pros and cons, and FAQs. Key information is presented in easy-to-reference tables.
Composition of 17-4PH Powder
17-4PH is a chromium-copper precipitation hardening stainless steel with a composition of:
| Element | Weight % | Purpose |
| Iron | Balance | Principal matrix element |
| Chromium | 15 – 17.5 | Oxidation resistance |
| Copper | 3 – 5 | Precipitation hardening |
| Nickel | 3 – 5 | Austenite stabilizer |
| Niobium | 0.15 – 0.45 | Carbide former |
| Manganese | 1 max | Deoxidizer |
| Silicon | 1 max | Deoxidizer |
| Carbon | 0.07 max | Strengthener and carbide former |
The copper provides precipitation hardening while chromium imparts corrosion resistance.
Properties of 17-4PH Powder
17-4PH possesses a versatile combination of properties:
| Property | Description |
| High strength | Tensile strength up to 1310 MPa in aged condition |
| Hardness | Up to 40 HRC when aged |
| Corrosion resistance | Comparable to 316L stainless in many environments |
| Toughness | Superior to martensitic stainless steels |
| Wear resistance | Better than 300 series stainless steels |
| High temperature stability | Strength maintained up to 300°C |
3D Printing Parameters for 17-4PH Powder
Typical parameters for printing 17-4PH include:
| Parameter | Typical value | Purpose |
| Layer height | 20-100 μm | Balance speed and resolution |
| Laser power | 150-400 W | Sufficient melting without evaporation |
| Scan speed | 400-1000 mm/s | Productivity vs density |
| Hatch spacing | 100-200 μm | Density and properties |
| Support structure | Minimal | Easy removal |
| Hot isostatic pressing | 1120°C, 100 MPa, 3h | Eliminate porosity |
Parameters are optimized for properties, time, and post-processing requirements.
Applications of 3D Printed 17-4PH Parts
Additively manufactured 17-4PH components are used in:
| Industry | Applications |
| Aerospace | Structural brackets, fixtures, actuators |
| Medical | Dental implants, surgical instruments |
| Automotive | High strength fasteners, gears |
| Consumer | Watch cases, sporting equipment |
| Industrial | End-use metal tooling, jigs, fixtures |
Benefits of AM include complex geometries, customization, reduced lead time and machining.
Specifications of 17-4PH Powder for 3D Printing
17-4PH powder must meet strict specifications:
| Parameter | Specification |
| Particle size range | 15-45 μm typical |
| Particle shape | Spherical morphology |
| Apparent density | > 4 g/cc |
| Tap density | > 6 g/cc |
| Hall flow rate | > 23 sec for 50 g |
| Purity | >99.9% |
| Oxygen content | <100 ppm |
Handling and Storage of 17-4PH Powder
As a reactive material, 17-4PH powder requires controlled handling:
Store in cool, dry, inert environments away from moisture
Prevent oxidation and contamination during handling
Use conductive containers grounded to prevent static buildup
Avoid dust accumulation to minimize explosion risk
Local exhaust ventilation recommended
Wear PPE and avoid inhalation
Careful storage and handling ensures optimal powder condition.
Inspection and Testing of 17-4PH Powder
Quality testing methods include:
| Method | Parameters Checked |
| Sieve analysis | Particle size distribution |
| SEM imaging | Particle morphology |
| EDX | Chemistry and composition |
| XRD | Phases present |
| Pycnometry | Density |
| Hall flow rate | Powder flowability |
Testing per ASTM standards verifies powder quality and batch consistency.
Comparing 17-4PH to Alternative Powders
17-4PH compares to other alloys as:
| Alloy | Strength | Corrosion Resistance | Cost | Weldability |
| 17-4PH | Excellent | Good | Medium | Fair |
| 316L | Medium | Excellent | Medium | Excellent |
| IN718 | Good | Good | High | Fair |
| CoCr | Medium | Fair | Medium | Excellent |
With balanced properties, 17-4PH provides the best combination of strength, corrosion resistance, and cost for many applications.
Pros and Cons of 17-4PH Powder for 3D Printing
| Pros | Cons |
| High strength-to-weight ratio | Lower oxidation resistance than austenitic stainless steels |
| Good combination of strength and corrosion resistance | Required post-processing like HIP and heat treatment |
| Lower cost than exotic alloys | Controlled atmosphere storage needed |
| Established credentials in AM | Difficult to weld and machine |
| Comparable properties to wrought material | Susceptible to pitting and crevice corrosion |
17-4PH enables high-performance printed parts across industries, though not suited for extreme environments.
Frequently Asked Questions about 17-4PH Powder for 3D Printing
Q: What particle size range works best for printing 17-4PH alloy?
A: A range of 15-45 microns provides optimal powder flow while enabling high resolution and density in the printed parts.
Q: What post-processing is required after printing with 17-4PH?
A: Hot isostatic pressing and heat treatment are usually necessary to eliminate internal voids, relieve stresses, and achieve optimal properties.
Q: What material is 17-4PH most comparable to for AM applications?
A: It is closest to 316L in corrosion resistance but much stronger. 17-4PH provides the best overall combination for many high-strength applications above 300 series stainless.
Q: Does 17-4PH require supports when 3D printing?
A: Minimal supports are recommended on overhangs and complex inner channels to prevent deformation during printing and allow easy removal.
Q: What industries use additively manufactured 17-4PH components?
A: Aerospace, medical, automotive, industrial tooling, and consumer products are the major application areas benefitting from 3D printed 17-4PH parts.
Q: What accuracy and finish is achievable with 17-4PH AM parts?
A: After post-processing, 17-4PH printed components can achieve dimensional tolerances and surface finish comparable to CNC machined parts.
Q: What density can be expected with optimized 17-4PH prints?
A: Densities exceeding 99% are routinely achieved with 17-4PH using ideal parameters tailored for the alloy, matching wrought properties.
Q: Is 17-4PH compatible with powder bed fusion processes?
A: Yes, it can be processed using selective laser melting (SLM), direct metal laser sintering (DMLS), and electron beam melting (EBM).
Q: What defects can occur when printing 17-4PH components?
A: Potential defects are cracking, distortion, porosity, incomplete fusion, and surface roughness. They can be minimized through optimized print parameters.
Q: Can support structures be removed easily from 17-4PH printed parts?
A: Properly designed minimal supports are easy to detach given the excellent mechanical properties of the alloy in the aged condition.
316L Stainless Steel Powder
316L Stainless Steel Powder
| Product | 316L Stainless Steel Powder |
| CAS No. | 12597-68-1 |
| Appearance | Metallic Gray Powder |
| Purity | ≥99%, ≥99.9%, ≥95%(Other purities are also available) |
| APS | 1-5 µM, 10-53 µM (Can be customized), Ask for other available size range. |
| Ingredient | Fe-16-18Cr-10-14Ni-2-3-Mo |
| Density | 7.99g/cm3 |
| Molecular Weight | N/A |
| Product Codes | NCZ-DCY-340/25 |
316L Stainless Steel Description:
316L Stainless Steel Powder is one of the numerous advanced ceramic materials manufactured by Nanochemazone. Nanochemazone produces too many standard grades when applicable, including Mil Spec (military grade); ACS, Reagent and Technical Grade; Food, Agricultural and Pharmaceutical Grade; Optical Grade, USP and EP/BP (European Pharmacopoeia/British Pharmacopoeia) and follows applicable ASTM testing standards. Typical and custom packaging is available. Additional technical, research and safety (MSDS) information are available. Please request a quote above for more information on lead time and pricing.
316L Stainless Steel Powder Related Information :
Storage Conditions:
Airtight sealed, avoid light and keep dry at room temperature.
Please contact us for customization and price inquiry
Email: contact@nanochemazone.com
Note: We supply different size ranges of Nano and micron as per the client’s requirements and also accept customization in various parameters.
316L Stainless Steel Powder
316L Stainless Steel Powder(ss316L) 316L is a stainless steel grade, which is classified according to the metallographic structure and belongs to austenitic stainless steel.
Overview of 316L Stainless Steel Powder
316L is an austenitic stainless steel powder widely used in additive manufacturing to produce corrosion resistant parts with good mechanical properties and weldability. This article provides a detailed guide to 316L powder.
Key aspects covered include composition, properties, AM process parameters, applications, specifications, suppliers, handling, inspection methods, comparisons to alternatives, pros and cons, and FAQs. Tables are used to present information in an easy-to-reference format.
Composition of 316L Stainless Steel Powder
The composition of 316L stainless steel powder is:
| Element | Weight % | Purpose |
| Iron | Balance | Principal matrix element |
| Chromium | 16-18 | Corrosion resistance |
| Nickel | 10-14 | Austenite stabilizer |
| Molybdenum | 2-3 | Corrosion resistance |
| Manganese | <2 | Deoxidizer |
| Silicon | <1 | Deoxidizer |
| Carbon | <0.03 | Avoid carbide precipitation |
The high chromium and nickel content provide corrosion resistance while the low carbon minimizes carbide precipitation.
Properties of 316L Stainless Steel Powder
| Property | Description |
| Corrosion resistance | Excellent resistance to pitting and crevice corrosion |
| Strength | Tensile strength up to 620 MPa |
| Weldability | Readily weldable and less prone to sensitization |
| Fabricability | Easily formed into complex shapes |
| Biocompatibility | Safe for contact with human body |
| Temperature resistance | Resistant up to 900°C in oxidizing environments |
The properties make 316L suitable for harsh, corrosive environments.
AM Process Parameters for 316L Powder
Typical parameters for printing 316L powder include:
| Parameter | Typical value | Purpose |
| Layer height | 20-100 μm | Balance speed and resolution |
| Laser power | 150-350 W | Melting condition without vaporization |
| Scan speed | 200-1200 mm/s | Density versus build rate |
| Hatch spacing | 100-200 μm | Mechanical properties |
| Supports | Minimal tree/lattice | Overhangs, internal channels |
| Hot isostatic pressing | 1150°C, 100 MPa, 3 hrs | Eliminate porosity |
Parameters tailored for density, microstructure, production rate and post-processing needs.
Applications of 3D Printed 316L Parts
AM 316L components are used in:
| Industry | Applications |
| Aerospace | Structural brackets, panels, housings |
| Automotive | Turbine housings, impellers, valves |
| Chemical | Pumps, valves, reaction vessels |
| Oil and gas | Downhole tools, manifolds, flanges |
| Biomedical | Dental, orthopedic implants, surgical tools |
Benefits versus wrought 316L include complex geometries, reduced part count, and accelerated product development.
Specifications of 316L Powder for AM
316L powder must meet strict specifications:
| Parameter | Specification |
| Particle size range | 15-45 μm typical |
| Particle shape | Spherical morphology |
| Apparent density | > 4 g/cc |
| Tap density | > 6 g/cc |
| Hall flow rate | > 23 sec for 50 g |
| Purity | >99.9% |
| Oxygen content | <1000 ppm |
Handling and Storage of 316L Powder
As a reactive material, careful 316L powder handling is essential:
Store sealed containers away from moisture, acids, ignition sources
Use inert gas padding during transportation and storage
Ground equipment to dissipate static charges
Avoid dust accumulation through extraction and ventilation
Follow safety data sheet precautions
Proper techniques ensure optimal powder condition.
Inspection and Testing of 316L Powder
| Method | Parameters Tested |
| Sieve analysis | Particle size distribution |
| SEM imaging | Particle morphology |
| EDX | Chemistry and composition |
| XRD | Phases present |
| Pycnometry | Density |
| Hall flow rate | Powder flowability |
Testing per ASTM standards verifies powder quality and batch consistency.
Comparing 316L to Alternative Alloy Powders
316L compares to other alloys as:
| Alloy | Corrosion Resistance | Strength | Cost | Printability |
| 316L | Excellent | Medium | Medium | Excellent |
| 17-4PH | Good | High | Medium | Good |
| IN718 | Good | Very high | High | Fair |
| CoCr | Fair | Medium | Medium | Good |
With its balanced properties, 316L is very versatile for small to medium sized AM components needing corrosion resistance.
Pros and Cons of 316L Powder for AM
| Pros | Cons |
| Excellent corrosion resistance and biocompatibility | Lower high temperature strength than alloys |
| Readily weldable and machinable | Susceptible to porosity during printing |
| Cost advantage over exotic alloys | Prone to thermal cracking |
| Can match wrought material properties | Required post-processing like HIP |
| Range of suppliers available | Lower hardness than precipitation hardening alloys |
316L provides versatile performance at moderate cost, albeit with controlled processing requirements.
Frequently Asked Questions about 316L Stainless Steel Powder
Q: What particle size range works best for printing 316L alloy?
A: A typical range is 15-45 microns. It provides good powder flowability combined with high resolution and density.
Q: What post-processing methods are used on 316L AM parts?
A: Hot isostatic pressing, heat treatment, surface machining, and electropolishing are common methods for achieving full densification and surface finish.
Q: Which metal 3D printing process is ideal for 316L alloy?
A: All major powder bed fusion processes including selective laser melting (SLM), direct metal laser sintering (DMLS) and electron beam melting (EBM) are regularly used.
Q: What industries use additively manufactured 316L components?
A: Aerospace, automotive, biomedical, marine hardware, chemical processing, and oil and gas industries benefit from 3D printed 316L parts.
Q: Does 316L require support structures during 3D printing?
A: Yes, support structures are essential on overhangs and bridged sections to prevent deformation and allow easy removal after printing.
Q: What defects can occur when printing 316L powder?
A: Potential defects are porosity, cracking, distortion, lack of fusion, and surface roughness. Most can be prevented with optimized parameters.
Q: What is the key difference between 316 and 316L alloys?
A: 316L has lower carbon content (0.03% max) which improves corrosion resistance and eliminates harmful carbide precipitation during welding.
Q: How are the properties of printed 316L compared to wrought alloy?
A: With optimized parameters, AM 316L components can achieve mechanical properties on par or exceeding conventionally processed wrought counterparts.
Q: What density can be expected with 3D printed 316L parts?
A: Density above 99% is achievable for 316L with ideal parameters tailored for the alloy, matching wrought material properties.
Q: What finishing is typically applied to 316L AM parts?
A: Abrasive flow machining, CNC machining, and electropolishing are common finishing processes for removing surface roughness and achieving the required tolerances.
A100 Steel Alloy Powder
A100 Steel Alloy Powder
| Product | A100 Steel Alloy Powder |
| CAS No. | N/A |
| Appearance | Silvery-Gray Powder |
| Purity | ≥99%, ≥99.9%, ≥95%(Other purities are also available) |
| APS | 1-5 µM, 10-53 µM (Can be customized), Ask for other available size range. |
| Ingredient | Fe-0.5C-1.5Ni-0.5Cr |
| Density | 8.22g/cm3 |
| Molecular Weight | N/A |
| Product Codes | NCZ-DCY-245/25 |
A100 Steel Alloy Description:
A100 Steel Alloy Powder is one of the numerous advanced ceramic materials manufactured by Nanochemazone. Nanochemazone produces too many standard grades when applicable, including Mil Spec (military grade); ACS, Reagent and Technical Grade; Food, Agricultural and Pharmaceutical Grade; Optical Grade, USP and EP/BP (European Pharmacopoeia/British Pharmacopoeia) and follows applicable ASTM testing standards. Typical and custom packaging is available. Additional technical, research and safety (MSDS) information are available. Please request a quote above for more information on lead time and pricing
A100 Steel Alloy Powder Related Information :
Storage Conditions:
Airtight sealed, avoid light and keep dry at room temperature.
Please contact us for customization and price inquiry
Email: contact@nanochemazone.com
Note: We supply different size ranges of Nano and micron as per the client’s requirements and also accept customization in various parameters.
A100 steel alloy powder
A100 steel alloy powder is a specialized form of steel that consists of a precise blend of iron and other alloying elements. It is manufactured by atomization, a process that involves rapidly solidifying molten metal into fine powder particles. This fine powder exhibits excellent flowability and can be easily consolidated into various shapes using powder metallurgy techniques.
Overview of A100 Steel Alloy Powder
A100 stainless steel contains high levels of nickel and manganese along with chromium, nitrogen and carbon to achieve outstanding low temperature toughness and ductility. It retains excellent impact strength and resistance to cryogenic embrittlement down to the temperature of liquid helium.
Key characteristics of A100 powder include:
Excellent low temperature toughness and ductility
High impact strength at cryogenic temperatures
Good strength and hardness at room temperature
Very good weldability and fabricability
Resistant to cryogenic embrittlement
Available in various particle size distributions
A100 powder is designed for applications requiring thermal stability and toughness at extremely low temperatures such as liquid natural gas storage and transportation. This article provides a detailed overview of this alloy powder.
Chemical Composition of A100 Powder
| Element | Weight % |
| Nickel (Ni) | 9-11% |
| Manganese (Mn) | 12-14% |
| Chromium (Cr) | 14-16% |
| Nitrogen (N) | 0.15-0.30% |
| Carbon (C) | 0.08% max |
| Silicon (Si) | 1% max |
| Iron (Fe) | Balance |
A100 powder possesses the following properties:
| Property | Value |
| Density | 7.9-8.1 g/cm3 |
| Melting Point | 1400-1450°C |
| Thermal Conductivity | 12 W/mK |
| Electrical Resistivity | 0.80 μΩ.cm |
| Young’s Modulus | 190-210 GPa |
| Poisson’s Ratio | 0.29-0.30 |
| Tensile Strength | 620 MPa |
| Yield Strength | 275 MPa |
| Elongation | 35-40% |
| Impact Strength | 50-120 J at -196°C |
A100 maintains excellent ductility and impact strength even at the temperature of liquid helium making it suitable for the most demanding cryogenic applications.
Production Method for A100 Powder
A100 powder can be produced via:
Gas Atomization – High pressure inert gas used to atomize the molten alloy resulting in fine spherical powder ideal for AM.
Water Atomization – High velocity water jet breaks up the molten stream into irregular powder particles. Lower cost but higher oxygen pickup.
Mechanical Alloying – Ball milling of blended elemental powders followed by sintering and secondary atomization.
Gas atomization allows excellent control over particle size distribution, shape, oxygen pickup and microcleanliness.
Typical applications for A100 powder include:
Additive Manufacturing – Used in laser powder bed fusion and binder jetting for cryogenic parts like valve bodies, pump components, storage tanks etc.
Metal Injection Molding – To manufacture small, complex cryogenic parts needing high ductility and impact strength.
Thermal Spray Coatings – Wire arc spray deposition to produce coatings providing cryogenic resistance.
Cryogenic Vessels – Liners, fittings, fasteners, forged and cast parts for storage, transportation of liquefied natural gas.
Cryocoolers – Powder forged compressor parts, regenerator housings requiring high cryogenic toughness.
Specifications of A100 Powder
A100 powder is available under various size ranges, shapes and grades:
Particle Size: From 10-45 μm for AM methods, up to 150 μm for thermal spray processes.
Morphology: Spherical, irregular and blended shapes. Smooth spherical powder provides optimal flow and packing density.
Purity: From commercial to high purity grades based on application requirements.
Oxygen Content: Levels maintained below 2000 ppm for most applications.
Flow Rate: Powder customized for flow rates above 25 s/50 g.
Storage and Handling of A100 Powder
A100 powder requires controlled storage and handling:
Store in sealed containers under inert gas to prevent oxidation
Avoid accumulation of fine powder to minimize dust explosion risks
Use proper grounding, ventilation, PPE when handling powder
Prevent contact with moisture, acids, strong oxidizers
Follow recommended safety practices from supplier SDS
Inert gas glove box techniques are preferred when handling reactive alloy powders like A100.
Inspection and Testing of A100 Powder
Key quality control tests performed on A100 powder:
Chemical analysis using OES or XRF to ensure composition is within specified limits
Particle size distribution as per ASTM B822 standard
Morphology analysis through SEM imaging
Powder flow rate measured as per ASTM B213 standard
Density determination by helium pycnometry
Impurity testing by ICP-MS
Microstructure characterization by X-ray diffraction
Thorough testing ensures the powder meets the required chemical, physical and microstructural characteristics for cryogenic applications.
Comparison Between A100 and 304L Stainless Steel Powders
A100 and 304L stainless steel powders compared:
| Parameter | A100 | 304L |
| Type | Austenitic | Austenitic |
| Ni content | 9-11% | 8-12% |
| Low temperature toughness | Excellent | Poor |
| Corrosion resistance | Moderate | Excellent |
| Cost | Higher | Lower |
| Weldability | Very good | Excellent |
| Applications | Cryogenic parts | Automotive, appliances |
A100 offers exceptional low temperature toughness whereas 304L provides better overall corrosion resistance at lower cost.
A100 Powder FAQs
Q: How is A100 steel alloy powder produced?
A: A100 powder is commercially produced using gas atomization, water atomization and mechanical alloying followed by sintering. Gas atomization provides the best control of characteristics.
Q: What are the main applications of A100 powder?
A: The major applications include additive manufacturing, thermal spray coatings, metal injection molding, and powder metallurgy of cryogenic parts needing high ductility and impact strength at extremely low temperatures.
Q: What is the typical A100 powder size used for binder jetting AM?
A: For binder jetting process, the common A100 powder size range is 20-45 microns with spherical morphology to enable good powder packing and binder infiltration.
Q: Does A100 powder require any special handling precautions?
A: Yes, it is recommended to handle A100 powder carefully under controlled humidity and inert atmosphere using proper grounding, ventilation and PPE.
Q: Where can I purchase A100 powder suitable for cryogenic storage vessels?
A: For cryogenic applications needing high toughness, A100 powder can be purchased from leading manufacturer.
AerMet100 Stainless Steel Powder
AerMet100 Stainless Steel Powder
| Product | AerMet100 Stainless Steel Powder |
| CAS No. | N/A |
| Appearance | Gray to Dark Gray Powder |
| Purity | ≥99%, ≥99.9%, ≥95%(Other purities are also available) |
| APS | 1-5 µM, 10-53 µM (Can be customized), Ask for other available size range. |
| Ingredient | Fe-13Cr-3Ni-1Mo-0.25C |
| Density | 7.93g/cm3 |
| Molecular Weight | N/A |
| Product Codes | NCZ-DCY-346/25 |
AerMet100 Stainless Steel Description:
AerMet100 Stainless Steel Powder is one of the numerous advanced ceramic materials manufactured by Nanochemazone. Nanochemazone produces too many standard grades when applicable, including Mil Spec (military grade); ACS, Reagent and Technical Grade; Food, Agricultural and Pharmaceutical Grade; Optical Grade, USP and EP/BP (European Pharmacopoeia/British Pharmacopoeia) and follows applicable ASTM testing standards. Typical and custom packaging is available. Additional technical, research and safety (MSDS) information are available. Please request a quote above for more information on lead time and pricing.
AerMet100 Stainless Steel Powder Related Information :
Storage Conditions:
Airtight sealed, avoid light and keep dry at room temperature.
Please contact us for customization and price inquiry
Email: contact@nanochemazone.com
Note: We supply different size ranges of Nano and micron as per the client’s requirements and also accept customization in various parameters.
AerMet100 Stainless Steel Powder
AerMet100 stainless steel powder is an advanced high strength and corrosion resistant alloy powder designed for additive manufacturing applications. With its unique composition and properties, AerMet100 enables production of high performance parts using 3D printing processes like laser powder bed fusion and binder jetting.
This article provides a comprehensive overview of AerMet100 stainless steel powder covering its composition, properties, applications, specifications, pricing, handling, inspection methods and other technical details
AerMet100 stainless steel powder is a high-performance alloy powder designed for additive manufacturing applications requiring high strength and fatigue resistance. Some key features of this material include:
High strength and hardness – AerMet100 has excellent strength with tensile strength over 200 ksi and hardness ranging from 30-36 HRC.
Good ductility – Despite the high strength, AerMet100 still retains decent ductility and impact resistance. Elongation values are over 10%.
Excellent fatigue resistance – The fatigue limit of AerMet100 is very high at around 50% of tensile strength. This allows durable components exposed to cyclic stresses.
Resistance to creep – AerMet100 resists deformation under load at high temperatures up to 700°C making it suitable for elevated temperature service.
Corrosion resistance – The stainless steel composition provides corrosion and oxidation resistance for use in harsh environments.
Weldability – The low carbon content allows for good weldability using standard fusion welding methods.
Cost-effectiveness – AerMet100 is more affordable than other exotic alloys with similar properties.
This exceptional balance of properties makes AerMet100 suitable for demanding applications in aerospace, oil & gas, automotive, and industrial sectors. Parts made from AerMet100 powder demonstrate high strength-to-weight ratio, durability, and reliability under operating loads.
AerMet100 Stainless Steel Powder Composition
AerMet100 has a martensitic stainless steel composition with additions of cobalt, nickel, and molybdenum for strength and hardness. The nominal composition is given below:
| Element | Weight % |
| Iron (Fe) | Balance |
| Chromium (Cr) | 15.0 – 17.0 |
| Nickel (Ni) | 7.0 – 10.0 |
| Cobalt (Co) | 8.0 – 10.0 |
| Molybdenum (Mo) | 4.0 – 5.0 |
| Manganese (Mn) | < 1.0 |
| Silicon (Si) | < 1.0 |
| Carbon (C) | < 0.03 |
The key alloying elements and their effects are:
Chromium – Provides corrosion and oxidation resistance
Nickel – Increases toughness and ductility
Cobalt – Solid solution strengthener, increases strength
Molybdenum – Solid solution strengthener, increases strength and creep resistance
Manganese & Silicon – Deoxidizers to improve powder manufacturability
Carbon – Kept low for better weldability
The combination of these elements gives AerMet100 stainless steel its unique set of properties.
AerMet100 Stainless Steel Powder Properties
AerMet100 exhibits the following physical and mechanical properties in as-built AM and heat treated conditions:
| Property | As-Built | Heat Treated |
| Density | 7.9 g/cc | 7.9 g/cc |
| Porosity | < 1% | < 1% |
| Surface Roughness (Ra) | 15-25 μm | 15-25 μm |
| Hardness | 30-35 HRC | 34-38 HRC |
| Tensile Strength | 170-190 ksi | 190-220 ksi |
| Yield Strength (0.2% Offset) | 160-180 ksi | 180-210 ksi |
| Elongation | 8-13% | 10-15% |
| Reduction of Area | 15-25% | 15-25% |
| Modulus of Elasticity | 27-30 Msi | 29-32 Msi |
| CTE (70-400°C) | 11-12 μm/m°C | 11-12 μm/m°C |
| Conductivity | 25-30% IACS | 25-30% IACS |
The properties make AerMet100 suitable for high-strength structural components, aerospace fasteners, downhole tools, valves and pumps, and other critical parts where fatigue resistance is paramount.
AerMet100 Stainless Steel Powder Applications
The unique properties of AerMet100 make it an excellent choice for the following applications:
Aerospace
Structural brackets, braces, fuselage components
Landing gear parts, wing components, empennage
Engine mounts, exhaust components
Turbine blades, impellers, compressor parts
High-strength fasteners, bolts, nuts, rivets
Oil & Gas
Downhole drill tools and components
Wellhead parts, valves, pumps
Pressure vessels, pipe fittings
Subsea/offshore structural parts
Automotive
Power generation components
Drive systems parts like gears, shafts
Structural braces, chassis components
High-performance racing components
Industrial
Robotics parts subject to wear and impact
Dies, molds, tooling
Fluid handling parts like valves and pumps
Other high-cycle loaded components
The excellent fatigue strength of AerMet100 makes it an ideal replacement for components traditionally made from titanium or nickel alloys. The high hardness provides good wear resistance as well.
AerMet100 Stainless Steel Powder Specifications
AerMet100 powder products meet the following specifications:
| Specification | Grade/Alloy |
| AMS 7245 | AerMet100 |
| ASTM F3056 | AlloySpec 23A |
| DIN 17224 | X3NiCoMoAl 15-7-3 |
Typical size distributions for AM processing are:
| Particle Size | Distribution |
| 15-53 μm | 98% |
| <106 μm | 99% |
Chemical composition must conform to the permissible ranges for elements like Cr, Ni, Co, Mo, C, etc. as outlined in AMS 7245 specification for AerMet100 alloy.
Mechanical properties should meet or exceed the minimum values for hardness, tensile strength, yield strength, elongation, and reduction of area stated in AMS 7245.
Non-destructive testing like dye penetrant or magnetic particle inspection should show no critical flaws or defects. Powder should have good flowability and exhibit no clumping.
Storage and Handling
To maintain quality of AerMet100 powder for AM use, the following storage and handling guidelines apply:
Store sealed containers in a cool, dry place away from moisture and sources of contamination
Avoid exposing powder to high humidity (>60% RH) for prolonged time
Allow powder to equilibrate to room temperature prior to unsealing container to prevent condensation
Pour and transfer powder in inert environments with low oxygen content if possible
Use powder handling equipment and accessories made from compatible materials to prevent contamination
Limit reuse of powder to 2-3 cycles maximum to prevent degradation of properties
Conduct testing of used powder to ensure it still meets all specifications for reuse
Proper storage and careful handling is key to preventing powder oxidation, contamination, or changes in flowability.
Safety Information
Wear PPE when handling powder – gloves, respirator mask, goggles
Avoid skin contact to prevent possible allergic reactions
Prevent inhalation of fine powders over long periods
Ensure adequate ventilation and dust collection when processing
Use non-sparking tools to dispense and handle powder
Inert gas blanketing is recommended for powder handling
Follow all applicable safety data sheet (SDS) guidelines
Dispose according to local regulations and ensure containment
AerMet100 alloy powders are generally not hazardous materials but following basic safety practices during storage, handling, and processing is advised.
Inspection and Testing
To ensure AerMet100 powder meets specifications, the following inspection and testing procedures can be used:
| Test Method | Property Validated |
| Visual inspection | Powder flowability, contamination |
| Scanning electron microscopy | Particle size distribution and morphology |
| Energy dispersive X-ray spectroscopy | Alloy chemistry, contamination |
| X-ray diffraction | Phases present, contamination |
| Hall flowmeter | Powder flow rate |
| Apparent density | Powder packing density |
| Tap density test | Powder flowability |
| Sieve analysis | Particle size distribution per ASTM B214 |
| Chemical analysis | Composition per AMS 7245, oxides |
| Density measurement | Powder density vs AMS 7245 |
Mechanical testing of printed specimens per AMS 7245 validates final part properties meet requirements. Testing methods include hardness, tensile, charpy impact, high cycle fatigue, low cycle fatigue, creep rupture, fracture toughness, corrosion, etc.
AerMet100 Stainless Steel Powder Comparison to Similar Materials
AerMet100 compares to other high-strength martensitic stainless steels as follows:
| Alloy | Strength | Ductility | Weldability | Cost |
| AerMet100 | Very high | Moderate | Fair | Moderate |
| 17-4PH | High | Low | Poor | Low |
| Custom 465 | Very high | Low | Poor | High |
| 316L | Moderate | High | Excellent | Low |
| Inconel 718 | High | High | Moderate | Very high |
Advantages of AerMet100:
Higher strength than 17-4PH and 316L
Better ductility than Custom 465 for higher impact resistance
More weldable than precipitation hardening alloys
Lower cost than Inconel 718
Limitations of AerMet100:
Lower ductility/fracture toughness than austenitic 316L
Inferior weldability compared to 316L
Higher cost than 17-4PH or 316L
Lower strength than Custom 465 in peak aged condition
Overall, AerMet100 provides an optimal combination of strength, ductility, weldability, and cost for high-performance parts made by AM processes.
FAQ
Q: What are the key benefits of AerMet100 alloy?
A: The main benefits of AerMet100 are its high strength and hardness coupled with good ductility, excellent fatigue resistance, creep resistance, corrosion resistance, and moderate cost. This makes it well suited for critical AM applications.
Q: What heat treatment is used for AerMet100?
A: A typical heat treatment is 1-2 hours solutionizing at 1040-1080°C followed by air or furnace cooling to room temperature, then age hardening at 480°C for 4 hours to achieve optimal strength and hardness.
Q: What welding methods can be used to join AerMet100 parts?
A: Fusion welding methods like GTAW, GMAW, and PAW are recommended for AerMet100 to avoid cracking and minimize distortion. Low heat input and peening of welds is also suggested. Brazing can also produce good joints.
Q: How does AerMet100 compare to maraging steels for AM?
A: AerMet100 has higher ductility but slightly lower strength than maraging steels like 18Ni300 or 18Ni350. Maraging steels have poor weldability. AerMet100 is a good lower-cost alternative to maraging.
Q: Can AerMet100 be machined after AM processing?
A: Yes, AerMet100 can be machined after AM but care must be taken to account for work hardening effects. Low cutting forces, carbide tooling, and adequate coolant is recommended. Annealing may be required after extensive machining.
Q: What particle size range of AerMet100 powder is optimal for AM?
A: The recommended particle size range for AM is 15-45 μm. Finer powders improve resolution but can negatively impact flowability. Coarser powders above 53 μm can cause print defects. The typical sweet spot is 25-35 μm
H13 Powder
H13 Powder
| Product | H13 Powder |
| CAS No. | 7439-89-6 |
| Appearance | Gray Metallic Powder |
| Purity | ≥99%, ≥99.9%, ≥95%(Other purities are also available) |
| APS | 1-5 µM, 10-53 µM (Can be customized), Ask for other available size range. |
| Ingredient | Fe-Cr-Mo-V |
| Density | 7.80g/cm3 |
| Molecular Weight | N/A |
| Product Codes | NCZ-DCY-344/25 |
H13 Description:
H13 Powder is one of the numerous advanced ceramic materials manufactured by Nanochemazone. Nanochemazone produces too many standard grades when applicable, including Mil Spec (military grade); ACS, Reagent and Technical Grade; Food, Agricultural and Pharmaceutical Grade; Optical Grade, USP and EP/BP (European Pharmacopoeia/British Pharmacopoeia) and follows applicable ASTM testing standards. Typical and custom packaging is available. Additional technical, research and safety (MSDS) information are available. Please request a quote above for more information on lead time and pricing.
H13 Powder Related Information :
Storage Conditions:
Airtight sealed, avoid light and keep dry at room temperature.
Please contact us for customization and price inquiry
Email: contact@nanochemazone.com
Note: We supply different size ranges of Nano and micron as per the client’s requirements and also accept customization in various parameters.
A Comprehensive Guide to H13 Powder
H13 powder is a high-performance tool steel powder that exhibits exceptional strength, toughness, and heat resistance. It belongs to the family of chromium hot-work tool steels, characterized by their ability to withstand high temperatures and mechanical stresses. The powder form of H13 allows for precise and efficient manufacturing processes, making it a popular choice in various industries.
Overview of H13 Powder
H13 is a versatile chromium-molybdenum-vanadium hot work tool steel exhibiting very good resistance to thermal fatigue cracking and wear resistance. It has high hardness retention at elevated temperatures making it suitable for tools and dies used for hot forming, forging and casting applications.
Key characteristics of H13 powder include:
Excellent hot hardness and thermal fatigue resistance
Good wear resistance and toughness
High hardenability for increasing hardness through heat treatment
Excellent machinability in annealed state
Can be polished to fine surface finish
Available in various size ranges and morphologies
H13 powder is used to produce hot work tooling needed across several industries including automotive, aerospace, mining, die-casting etc. This article provides a detailed overview of H13 powder.
Chemical Composition of H13 Powder
The typical chemical composition of H13 powder is:
| Element | Weight % |
| Iron (Fe) | Balance |
| Chromium (Cr) | 4.75-5.5% |
| Molybdenum (Mo) | 1.1-1.75% |
| Vanadium (V) | 0.8-1.2% |
| Manganese (Mn) | 0.2-0.6% |
| Silicon (Si) | 0.8-1.2% |
| Carbon (C) | 0.32-0.45% |
H13 powder possesses the following properties:
| Property | Value |
| Density | 7.3 g/cm3 |
| Melting Point | 1420-1460°C |
| Thermal Conductivity | 24 W/mK |
| Electrical Resistivity | 0.55 μΩ.cm |
| Young’s Modulus | 200 GPa |
| Poisson’s Ratio | 0.29-0.30 |
| Tensile Strength | 1900 MPa |
| Yield Strength | 1650 MPa |
| Elongation | 8-9% |
| Hardness | 46-52 HRC |
H13 maintains its hardness, strength and thermal fatigue resistance up to 600°C making it an ideal choice for hot work tool and die applications.
Production Method for H13 Powder
The common production methods for H13 powder include:
Gas Atomization – High pressure inert gas used to atomize molten H13 alloy resulting in fine spherical powders with controlled size distribution.
Water Atomization – High velocity water jet impacts and disintegrates molten metal stream into fine irregular powders. Lower cost but higher oxygen pickup.
Mechanical Alloying – Ball milling of iron and alloying element powders followed by sintering and secondary atomization.
Gas atomization provides the best control over particle characteristics like size, shape and microcleanliness.
Applications of H13 Powder
Typical applications of H13 powder include:
Additive Manufacturing – Used in laser powder bed fusion and binder jetting to produce hot work tooling inserts, dies, blow molds etc.
Thermal Spray Coatings – Applied using wire/powder arc spray methods to provide wear and heat resistant coatings.
Metal Injection Molding – To manufacture small, complex hot work parts with tight tolerances like forging dies.
Powder Metallurgy – Press and sinter process to produce hot forming tools and dies cost effectively.
Welding Filler – Used as flux cored wire providing excellent resistance to heat and wear in the welded component.
H13 powder is available in various size ranges, shapes and grades including:
Particle Size: From 10-45 microns for AM methods, up to 150 microns for thermal spray processes.
Morphology: Spherical, irregular and blended particle shapes. Smooth spherical powder provides optimal flow.
Grades: Conforming to AISI, DIN, ASTM, and other equivalent standards. Custom alloys also available.
Purity: Oxygen content from 100-2000 ppm depending on production method. Lower oxygen levels offer better performance.
Storage and Handling of H13 Powder
H13 powder requires the following controlled storage and handling:
Store in sealed containers under humidity control to prevent oxidation
Avoid fine powder accumulation to minimize dust explosion hazards
Use proper grounding and PPE when handling powder
Prevent contact with sparks, flames or ignition sources
Follow recommended safety practices from supplier SDS
Inert gas glove box techniques are preferred for handling reactive alloy powders like H13.
Inspection and Testing of H13 Powder
Key quality control tests for H13 powder:
Chemical analysis using OES or XRF to ensure correct composition
Particle size distribution as per ASTM B822 standard
Morphology analysis through SEM imaging
Powder flow rate measured as per ASTM B213 standard
Density determination by helium pycnometry
Impurity testing by ICP-MS
Microstructure characterization by X-ray diffraction
Thorough testing ensures uniform chemistry, physical characteristics and microstructure suitable for application requirements.
Comparison Between H13 and D2 Tool Steel Powders
H13 and D2 are two tool steel powders compared:
| Parameter | H13 | D2 |
| Type | Hot work steel | Cold work steel |
| Cr content | 4.75-5.5% | 11-13% |
| V content | 0.8-1.2% | 0.7-1.2% |
| Heat resistance | Excellent | Good |
| Wear resistance | Very good | Excellent |
| Toughness | Higher | Lower |
| Cost | Lower | Higher |
H13 resists heat and thermal fatigue cracking whereas D2 offers very high wear resistance. H13 provides better toughness and lower cost.
H13 Powder FAQs
Q: How is H13 tool steel powder produced?
A: H13 powder is commercially produced using gas atomization, water atomization and mechanical alloying followed by sintering. Gas atomization offers the best control of powder characteristics.
Q: What are the main applications of H13 powder?
A: The major applications of H13 powder include additive manufacturing, thermal spray coatings, metal injection molding, and powder metallurgy hot work tooling requiring excellent heat and wear resistance.
Q: What is the recommended H13 powder size for binder jetting AM?
A: For binder jetting process, the typical H13 powder size range is 20-45 microns with spherical morphology to enable good powder packing and binder infiltration.
Q: Does H13 powder require any special handling precautions?
A: Yes, it is recommended to handle H13 powder carefully under controlled humidity and inert atmosphere using proper grounding, ventilation and PPE.
Q: Where can I purchase H13 powder suitable for hot forging dies?
A: For hot work die applications, high purity H13 powder can be purchased from leading manufacturer.
M2 Powder
M2 Powder
| Product | M2 Powder |
| CAS No. | N/A |
| Appearance | Gray Powder |
| Purity | ≥99%, ≥99.9%, ≥95%(Other purities are also available) |
| APS | 1-5 µM, 10-53 µM (Can be customized), Ask for other available size range. |
| Ingredient | Fe-C-Cr-Mo-W-V |
| Density | N/A |
| Molecular Weight | N/A |
| Product Codes | NCZ-DCY-254/25 |
M2 Description:
M2 Powder is one of the numerous advanced ceramic materials manufactured by Nanochemazone. Nanochemazone produces too many standard grades when applicable, including Mil Spec (military grade); ACS, Reagent and Technical Grade; Food, Agricultural and Pharmaceutical Grade; Optical Grade, USP and EP/BP (European Pharmacopoeia/British Pharmacopoeia) and follows applicable ASTM testing standards. Typical and custom packaging is available. Additional technical, research and safety (MSDS) information are available. Please request a quote above for more information on lead time and pricing
M2 Powder Related Information :
Storage Conditions:
Airtight sealed, avoid light and keep dry at room temperature.
Please contact us for customization and price inquiry
Email: contact@nanochemazone.com
Note: We supply different size ranges of Nano and micron as per the client’s requirements and also accept customization in various parameters.
M2 Powder
M2 is a high-speed steel powder characterized by its high hardness and wear resistance along with good toughness and compressive strength. It is widely used in metal additive manufacturing to produce durable tooling for cutting, forming and stamping applications.
M2 is a high-speed steel powder characterized by its high hardness and wear resistance along with good toughness and compressive strength. It is widely used in metal additive manufacturing to produce durable tooling for cutting, forming and stamping applications.
Composition of M2 Powder
| Element | Weight % | Purpose |
| Tungsten | 6.0 – 6.8 | Hardness, wear resistance |
| Molybdenum | 4.8 – 5.5 | Toughness, strength |
| Chromium | 3.8 – 4.5 | Hardening, wear resistance |
| Vanadium | 1.9 – 2.2 | Hardening, wear resistance |
| Carbon | 0.78 – 0.88 | Hardening |
| Manganese | 0.15 – 0.45 | Hardening |
| Silicon | 0.15 – 0.45 | Deoxidizer |
The high tungsten, molybdenum and chromium content impart excellent hardness and wear resistance.
Properties of M2 Powder
| Property | Description |
| Hardness | 64 – 66 HRC when heat treated |
| Wear resistance | Excellent abrasion and erosion resistance |
| Toughness | Higher than tungsten carbide grades |
| Compressive strength | Up to 300 ksi |
| Heat resistance | Can be used up to 600°C |
| Corrosion resistance | Better than plain carbon steels |
The properties make M2 suitable for durable cutting, stamping and forming tooling.
AM Process Parameters for M2 Powder
| Parameter | Typical value | Purpose |
| Layer height | 20-50 μm | Resolution versus build speed |
| Laser power | 250-500 W | Sufficient melting without evaporation |
| Scan speed | 400-1200 mm/s | Density versus production rate |
| Hatch spacing | 80-120 μm | Mechanical properties |
| Support structure | Minimal | Easy removal |
| Hot isostatic pressing | 1160°C, 100 MPa, 3 hrs | Eliminate porosity |
Parameters tailored for density, microstructure, build rate and post-processing requirements.
Applications of 3D Printed M2 Tooling
| Industry | Tooling applications |
| Automotive | Stamping dies, forming tools, fixtures |
| Aerospace | Jigs, fixtures, trim tools |
| Appliances | Punches, blanking dies, bending dies |
| Consumer goods | Injection molds, stamping dies |
| Medical | Cutting tools, rasps, drill guides |
Benefits over traditionally processed M2 tooling include complexity, lead time and cost reduction.
Specifications of M2 Powder for AM
M2 powder must meet strict specifications:
| Parameter | Specification |
| Particle size range | 15-45 μm typical |
| Particle shape | Spherical morphology |
| Apparent density | > 4 g/cc |
| Tap density | > 6 g/cc |
| Hall flow rate | > 23 sec for 50 g |
| Purity | >99.9% |
| Oxygen content | <300 ppm |
Custom size distributions and controlled moisture levels available.
Handling and Storage of M2 Powder
As a reactive material, careful M2 powder handling is essential:
Store sealed containers away from moisture, sparks, ignition sources
Use inert gas padding during transfer and storage
Ground equipment to dissipate static charges
Avoid dust accumulation through extraction systems
Follow applicable safety precautions
Proper techniques ensure optimal powder condition.
Inspection and Testing of M2 Powder
| Method | Parameters Tested |
| Sieve analysis | Particle size distribution |
| SEM imaging | Particle morphology |
| EDX | Chemistry and composition |
| XRD | Phases present |
| Pycnometry | Density |
| Hall flow rate | Powder flowability |
Testing per ASTM standards verifies powder quality and batch consistency.
Comparing M2 to Alternative Tool Steel Powders
M2 compares to other tool steel alloys as:
| Alloy | Wear Resistance | Toughness | Cost | Ease of Processing |
| M2 | Excellent | Good | Medium | Fair |
| H13 | Good | Excellent | Low | Excellent |
| S7 | Excellent | Fair | High | Difficult |
| 420 stainless | Poor | Excellent | Low | Excellent |
With its balanced properties, M2 supersedes alternatives for many wear-resistant tooling applications.
Pros and Cons of M2 Powder for Metal AM
| Pros | Cons |
| Excellent hardness and wear resistance | Lower toughness than cold work tool steels |
| Good heat resistance and thermal stability | Required post-processing like HIP and heat treatment |
| Established credentials for metal AM | Controlled atmosphere storage required |
| Cost advantage over exotic tool steels | Difficult to machine after printing |
| Properties match conventional M2 | Limited corrosion resistance |
M2 enables high wear resistance additive tooling, though not suitable for highly corrosive environments.
Frequently Asked Questions about M2 Powder
Q: What particle size range works best for printing M2 powder?
A: A typical range is 15-45 microns. It provides optimal powder flowability combined with high resolution and dense parts.
Q: What post-processing methods are used for M2 AM parts?
A: Hot isostatic pressing, heat treatment, surface grinding/EDM, and shot peening are typically used to eliminate voids, harden, and finish parts.
Q: Which metal 3D printing process is ideal for M2 alloy?
A: M2 can be effectively printed using selective laser melting (SLM), direct metal laser sintering (DMLS) and electron beam melting (EBM) processes.
Q: What accuracy and surface finish can be expected for M2 printed parts?
A: Post-processed M2 components can achieve dimensional tolerances and surface finish comparable to CNC machined M2 tooling.
Q: What industries use additively manufactured M2 tooling components?
A: Automotive, aerospace, medical, consumer goods, appliances, and industrial sectors benefit from 3D printed M2 tooling.
Q: What is the key difference between M2 and M4 grades of high speed steel?
A: M4 has slightly lower vanadium and molybdenum content leading to a better combination of wear resistance and toughness compared to M2.
Q: Does M2 require support structures when 3D printing?
A: Minimal supports are recommended on overhangs and bridges to prevent deformation and allow easy removal after printing.
Q: What density can be expected with optimized M2 3D printed parts?
A: Density above 99% is achievable for M2 using ideal parameters tailored specifically for this alloy.
Q: What defects can occur when printing M2 powder?
A: Potential defects are cracking, distortion, porosity, incomplete fusion, and surface roughness. Most can be prevented through optimized parameters.
Q: Is HIP required for all M2 AM tooling components?
A: While highly recommended, HIP may not be absolutely necessary for non-critical tooling applications. Heat treatment alone may suffice.
OP431 Powder
OP431 Powder
| Product | OP431 Powder |
| CAS No. | 431-03-8 |
| Appearance | Light Gray Powder |
| Purity | ≥99%, ≥99.9%, ≥95%(Other purities are also available) |
| APS | 1-5 µM, 10-53 µM (Can be customized), Ask for other available size range. |
| Ingredient | Fe-W-Mo-Cr-V-Co |
| Density | 7.8-8.1g/cm3 |
| Molecular Weight | N/A |
| Product Codes | NCZ-DCY-357/25 |
OP431 Description:
OP431 Powder is one of the numerous advanced ceramic materials manufactured by Nanochemazone. Nanochemazone produces too many standard grades when applicable, including Mil Spec (military grade); ACS, Reagent and Technical Grade; Food, Agricultural and Pharmaceutical Grade; Optical Grade, USP and EP/BP (European Pharmacopoeia/British Pharmacopoeia) and follows applicable ASTM testing standards. Typical and custom packaging is available. Additional technical, research and safety (MSDS) information are available. Please request a quote above for more information on lead time and pricing.
OP431 Powder Related Information :
Storage Conditions:
Airtight sealed, avoid light and keep dry at room temperature.
Please contact us for customization and price inquiry
Email: contact@nanochemazone.com
Note: We supply different size ranges of Nano and micron as per the client’s requirements and also accept customization in various parameters.
Stainless Steel OP431 Powder
Stainless steel OP431 powder is a powdered form of stainless steel that consists of iron, chromium, nickel, and other alloying elements. It is manufactured through a specialized process called atomization, where molten stainless steel is rapidly cooled using gas or water, resulting in the formation of fine metal particles.
Overview of Stainless Steel OP431 Powder
OP431 stainless steel belongs to the ferritic grade steels which contain chromium as the principal alloying element. The addition of aluminum enhances oxidation and corrosion resistance at high temperatures.
Key characteristics of OP431 powder include:
Excellent oxidation and corrosion resistance up to 1150°C
Good creep resistance and thermal fatigue strength
Excellent thermo-mechanical stability
High thermal conductivity and low thermal expansion
Cost-effective compared to austenitic stainless steels
Available in various particle size distributions
OP431 powder is ideal for applications requiring oxidation resistance, thermal stability and moderate strength at elevated temperatures.
Chemical Composition of OP431 Powder
OP431 powder has the following nominal composition:
| Element | Weight % |
| Iron (Fe) | Balance |
| Chromium (Cr) | 16-18% |
| Aluminum (Al) | 3-5% |
| Yttrium (Y) | 0.2-0.5% |
| Carbon (C) | 0.03% max |
| Silicon (Si) | 1% max |
| Manganese (Mn) | 1% max |
Properties of OP431 Powder
Key properties of OP431 powder include:
| Property | Value |
| Density | 7.3 g/cm3 |
| Melting Point | 1400-1450°C |
| Thermal Conductivity | 29 W/mK |
| Electrical Resistivity | 0.6 μΩ.cm |
| Young’s Modulus | 200 GPa |
| Poisson’s Ratio | 0.27-0.30 |
| Tensile Strength | 450-650 MPa |
| Yield Strength | 280-480 MPa |
| Elongation | 15-20% |
| Oxidation Resistance | Excellent up to 1150°C |
The properties like high temperature strength, oxidation resistance, and thermal stability make OP431 suitable for demanding applications.
Production Method for OP431 Powder
OP431 powder can be produced via:
Gas Atomization – High pressure inert gas used to atomize the molten alloy resulting in fine spherical powder ideal for AM.
Water Atomization – High velocity water jet breaks up the molten stream producing irregular powder particles. Lower cost but higher oxygen pickup.
Mechanical Alloying – Ball milling of blended elemental powders followed by sintering and secondary atomization.
Gas atomization allows excellent control over particle size distribution, morphology, oxygen pickup and microstructure.
Applications of OP431 Powder
Typical applications of OP431 powder include:
Additive Manufacturing – Selective laser melting to produce complex parts needing high temperature oxidation resistance.
Thermal Spray Coatings – Applied via arc spraying to provide protective coatings on components operating at over 1000°C.
Brazing Filler – For joining ferritic stainless steel parts in high temperature applications.
Solid Fuel Igniters – Powder metallurgy igniter plugs used in industrial furnaces and turbines.
Molten Metal Processing – Powder metallurgy conveyor rolls, tundishes and ladles used in molten metal handling.
Specifications of OP431 Powder
OP431 powder is available under various size ranges, shapes and grades:
Particle Size: From 15-45 μm for AM methods, up to 150 μm for thermal spray processes.
Morphology: Spherical, irregular and blended shapes. Spherical powder has excellent flowability.
Purity: From commercial to high purity grades based on application requirements.
Oxygen Content: Levels maintained below 2000 ppm for most applications.
Flow Rate: Powder can be customized for flow rates above 25 s/50 g.
Storage and Handling of OP431 Powder
OP431 powder requires the following storage and handling:
Should be stored in sealed containers under inert gas to prevent oxidation
Avoid accumulation of fine powder to minimize dust explosion risks
Use proper PPE, ventilation, grounding and safety practices during handling
Prevent contact between powder and incompatible materials
Follow safety guidelines provided by supplier SDS
Proper protective measures must be taken when handling this reactive alloy powder.
Inspection and Testing of OP431 Powder
Key quality control tests performed on OP431 powder include:
Chemical analysis using OES or XRF to ensure composition is within specified limits
Particle size distribution as per ASTM B822 standard
Morphology analysis through SEM
Powder flow rate measured as per ASTM B213 standard
Oxygen and nitrogen content testing by inert gas fusion
Density determined by helium pycnometry
Microstructure characterization by XRD
Thorough testing ensures the powder meets the required chemical, physical and microstructural characteristics for the intended application.
Comparison Between OP431 and 316L Stainless Steel Powders
OP431 and 316L stainless steel powders are compared:
| Parameter | OP431 | 316L |
| Type | Ferritic | Austenitic |
| Cr content | 16-18% | 16-18% |
| Ni content | – | 10-14% |
| High temperature strength | Higher | Lower |
| Corrosion resistance | Moderate | Excellent |
| Cost | Lower | Higher |
| Applications | Thermal spray, igniters | Automotive, construction |
| Weldability | Poor | Excellent |
OP431 offers much better high temperature strength whereas 316L provides excellent fabrication characteristics and corrosion resistance.
OP431 Powder FAQs
Q: How is OP431 powder produced?
A: OP431 powder is commercially produced using gas atomization, water atomization, and mechanical alloying followed by sintering. Gas atomization provides the best control of powder characteristics.
Q: What are the main applications of OP431 powder?
A: Key applications include thermal spray coatings, additive manufacturing, brazing filler, powder metallurgy igniter plugs, and high temperature molten metal handling components where oxidation resistance is needed.
Q: What is the typical OP431 powder size range used in metal AM?
A: For most metal AM processes, the ideal OP431 powder size range is 15-45 microns with spherical morphology and good powder flow characteristics.
Q: Does OP431 powder require any special handling precautions?
A: Yes, it is recommended to handle this reactive powder carefully under inert atmosphere using proper ventilation, grounding, and PPE.
Q: Where can I purchase OP431 powder suitable for thermal spray coatings?
A: For thermal spray applications requiring high temperature oxidation resistance, OP431 powder can be purchased from leading manufacture.

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