321 stainless steel is Ni - Cr - Ti austenitic stainless steel and its performance is very similar with 304. But due to join the metal titanium, 321 has the better grain boundary corrosion resistance and high temperature strength.
ASTM 321 equivalent material:
GB: 0Cr18Ni10Ti
American: 321、S32100、TP321
Japanese: SUS321
English: 304S12、321920
Germany: X10CrNiTi189
ASTM 321 chemical composition %:
C(max):0.08, Mn(max):2.00, P(max):0.045, S(max):0.030, Si(max):0.75, Cr:17.0-19.0, Ni:9.0-12.0, N(max):0.1, Ti:5*(C+N)-0.70
ASTM 321 mechanical properties:
Tensile strength(min):515Mpa, Yield strength(min):205Mpa, Elongation in 2 in. or 50 mm,min, %: 40, Hardness: HB(max): 217, HRB(max):95
Shanghai Katalor Industry Co., Ltd is the professional 321 stainless steel supplier. We can provide the high quality 321 stainless steel goods with the most competitive price for you. If you have any need for 321 stainless steel, please contact with us!

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