431 Stainless Steel Powder Description
431 Stainless Steel Powder is a martensitic stainless steel with high chromium content and moderate nickel content. It exhibits excellent corrosion resistance, high strength, and good toughness, making it suitable for various applications where both corrosion resistance and mechanical properties are essential.
431 Stainless Steel Powder Specifications
Particle Size
|
45~106μm, or customized
|
Density
|
7.73g/cm3
|
Purity
|
99.9%
|
Morphology
|
Spherical/Nonspherical
|
431 Stainless Steel Powder Chemical Composition
Element
|
Fe
|
Cr
|
Ni
|
Mn
|
C
|
Si
|
wt%
|
Bal.
|
15~17
|
1.25~3
|
1.0
|
0.12-0.2
|
≤1
|
431 Stainless Steel Typical Properties
Item
|
Unit
|
Value
|
Melting Point
|
℃
|
1482
|
Density
|
g/cm3
|
7.8
|
Tensile Strength
|
MPa
|
940
|
0.2 Yield Strength
|
MPa
|
750
|
Elongation in 50mm
|
%
|
19
|
Impact Izod
|
J
|
65
|
Hardness
|
HB
|
280
|
431 Stainless Steel Powder Applications
- Powder Metallurgy (PM): 431 Stainless Steel Powder is widely used in powder metallurgy processes such as compaction and sintering to manufacture stainless steel parts with high strength and corrosion resistance. These parts find applications in the automotive, aerospace, and industrial sectors.
- Additive Manufacturing (AM): The powder is utilized in additive manufacturing techniques like selective laser melting (SLM) or electron beam melting (EBM) to fabricate complex stainless steel parts with excellent corrosion resistance and mechanical properties. It is suitable for producing customized components in industries such as aerospace, medical, and automotive.
- Stainless Steel Coatings: The powder is employed in thermal spray coatings to provide a protective and wear-resistant layer on various substrates. It is widely used in applications where corrosion resistance, high hardness, and surface durability are required, such as in the marine, oil and gas, and chemical processing industries.
- High-temperature Applications: 431 Stainless Steel Powder is utilized in applications that require high-temperature resistance, such as in the production of furnace parts, heat exchangers, and components for the power generation industry.
- Tool and Die Manufacturing: The powder is used in the production of tooling components, dies, and molds due to its excellent hardness, wear resistance, and toughness. It finds applications in industries such as metalworking, plastic injection molding, and die casting.
- Bearings and Fasteners: 431 Stainless Steel Powder is employed in the manufacturing of bearings, screws, bolts, and other fasteners that require both corrosion resistance and high strength. It offers good resistance to pitting and crevice corrosion, making it suitable for harsh environments.
431 Stainless Steel Powder Packaging
Our 431 Stainless Steel Powder is carefully handled during storage and transportation to preserve the quality of our product in its original condition.