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AISI 347 Stainless Steel Powder

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Properties common to all products in this list

Grade: AISI 347 Composition: Fe/Cr 18/Ni10/Nb Form: Powder Material: Stainless Steel UNS Number: S34700 Commodity: Alloys Max Particle Size: 45μm Production Method: Atomized
AISI 347 Stainless Steel Powder is a niobium-stabilized austenitic alloy engineered for high resistance to intergranular corrosion, oxidation, and creep under extreme thermal conditions. Produced in fine, uniform particles, it offers excellent flowability and packing density, making it well-suited for powder metallurgy, additive manufacturing, and thermal spray coating processes. Industries including aerospace, chemical processing, and power generation leverage this powder for components such as turbine blades, high-temperature fasteners, and corrosion-resistant chemical reactor parts. Specific applications extend to precision sintered components in exhaust systems and wear-resistant overlays in aggressive environments. Research uses include optimizing powder bed fusion parameters, studying oxidation and hot corrosion kinetics, and developing novel surface-modified powders to enhance service life. Its combination of thermal stability, corrosion performance, and manufacturing versatility positions it as a critical feedstock in advanced industrial production and materials science innovation.
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Material Properties

Mechanical Properties
Element Value
Hardness - Brinell 160-190
Elongation at break( % ) <60
Modulus of elasticity( GPa ) 190-210
Izod impact strength( J m⁻¹ ) 20-136
Tensile strength( MPa ) 520-1100
Electrical Properties
Element Value
Electrical resistivity( µOhmcm ) 70-73
Thermal Properties
Element Value
Maximum use temperature in air( C ) 800
Melting point( C ) 1400-1425
Thermal conductivity( W m⁻¹ K⁻¹ ) 16.3@100°C
Coefficient of thermal expansion( x10⁻⁶ K⁻¹ ) 16-18@20-100°C
Physical Properties
Element Value
Density( gcm⁻³ ) 7.93
each

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Available Configurations

Properties common to all products in this list

Grade: AISI 347 Composition: Fe/Cr 18/Ni10/Nb Form: Powder Material: Stainless Steel UNS Number: S34700 Commodity: Alloys Max Particle Size: 45μm Production Method: Atomized

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Tolerances

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Particle Size D10 Nominal
Particle Size D50 Nominal
Particle Size D90 Nominal