29 September 2023

SS 321 Properties

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SS 321 Properties

The key feature of 321 stainless is its resistance to inter-granular corrosion. It contains titanium, which stabilizes against chromium carbide formation. This material is also stronger than 304 stainless.


  • Jet engine parts
  • Heat treated parts
  • Expansion joints
  • Turbo superchargers
  • Exhaust manifolds.


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