321
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Chemical Data, Mechanical Properties and Specifications for 321 Stainless Steel

Chemical

Chemical Range For 321
Element Minimum Maximum
Carbon -- 0.08
Chromium 17.0 19.0
Iron Balance --
Manganese -- 2.0
Nickel 9.0 12.0
Phosphorus -- 0.045
Silicon -- 1.0
Sulphur -- 0.03
Titanium 5xC --

Mechanical

Typical Mechanical Properties for 321
Form Tensile Strength Yield Strength Elongation at Break
Annealed Bar 84.8 ksi 34.8 ksi 55%
Ann Sheet 89.9 ksi 34.8 ksi 45%
Ann Strip 89.9 ksi 34.8 ksi 45%
Ann Plate 84.8 ksi 34.8 ksi 55%

Specs

Specifications
AMS 5645 (Bar)
ASTM A276 (Bar)
AMS 5510 (Sheet & Plate)
UNS S32100