Alloy 422 Stainless Steel Bar – AMS 5655


Alloy 422 Stainless Steel Bar – AMS 5655

Alloy 422 stainless bar is a hardenable, martensitic stainless steel designed for service temperatures as high as 1200 F. This grade develops high mechanical properties via heat treatment and offers good scaling and oxidation resistance.  Typical applications have included buckets and blades in steam turbines, high temperature bolting and valve and valve trim.

 

Common Trade Names

  • 422 Stainless
  • Alloy 422
  • 422

Common Applications of 422

  • Power generation
  • Compressors
  • Steam turbines
  • Aircraft parts
  • High-temperature bolting

Chemical Composition of 422 Stainless Steel
Element Percent by Weight
C Carbon 0.20 – 0.25%
Cr Chromium 11.50 – 13.50%
P Phosphorus 0.040% max
Mo Molybdenum 0.75 – 1.25%
S Sulfur 0.030% max
W Tungsten 0.75 – 1.25%
Si Silicon 1.00% max
V Vanadium 0.20 – 0.50%
Mn Manganese 1.00% max
Fe Iron Balance