Atomfair 316L Stainless Steel Powder

316L is an austenitic stainless steel containing Cr, Ni, Mo and other alloying elements, with excellent corrosion resistance, especially pitting resistance, and superior work hardening properties. Suitable for SLM, used in aerospace, food, chemical and medical components.

Description

Austenitic Stainless Steel Powder

Featuring excellent corrosion resistance, especially outstanding pitting corrosion resistance.

Chemical Composition (wt.%)

  • Fe: Balance
  • C: ≤0.03
  • Si: ≤1.0
  • Mn: ≤2.0
  • Cr: 16.0–18.0
  • Ni: 10.0–14.0
  • Mo: 2.0–3.0
  • P: ≤0.02
  • S: ≤0.02
  • N: ≤0.1

Physical Properties

  • D10 (μm): ≥15
  • D50 (μm): 30–40
  • D90 (μm): ≤56
  • Sphericity: ≥0.9
  • Apparent density (g/cm³): ≥4.0
  • Tapped density (g/cm³): ≥4.5
  • Flowability (s/50g): ≤20

Mechanical Properties

Condition Tensile Strength (MPa) Yield Strength (MPa) Elongation (%)
As-deposited ≥580 ≥490 ≥32.0
Heat-treated ≥650 ≥410 ≥49.0

Typical Applications

Aerospace parts, food processing equipment, chemical industry components, and medical devices.

Processing Method

Selective Laser Melting (SLM)