Stainless Steel / 302-304 B

Condition B stainless steel is a variation of 302/304 and has also been annealed. Quite differently, though, type 302/304 condition B is much stronger and less ductile. This is accomplished through a cold working process. Material is not heat treatable.

Chemical Makeup

Element Min Max
Carbon, C 0.03
Manganese, Mn 2
Silicon, Si 1
Sulfur, S 0.03
Phosphorus, P 0.04
Chromium, Cr 18 19
Nickel, Ni 8 10
Copper, Cu - 0.5
Molybdenum, Mo - 1

Common Applications

  • Aerospace Aerospace
  • Industrial Industrial

Benefits

  • Higher Strength Than Condition A
  • Less Ductile Than Condition A
  • Corrosion Resistance

We stock 302-304 B to the following specifications:

  • AMS-5637 (302 ONLY) CHEM ONLY
  • AMS-QQ-S-763
  • AMS-S-7720 (302 ONLY)
  • ASTM-A-193 GRD B8 CL 2
  • ASTM-A-276
  • ASTM-A-484
  • MIL-S-7720 (302 ONLY)
  • QQS-763

Click on a cross-section to see the sizes we stock:

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