USA UNS S21800
Corresponding Standard ASTM A 314-2025
Standard Specification for Stainless Steel Billets and Bars for Forging
Classification Austenitic Stainless Steel
Chemical Element Composition Content (%)
Component C Si Mn P S Cr Ni N
Minimum Value - 3.5 7 - - 16 8 0.08
Maximum Value 0.1 4.5 9 0.06 0.03 18 9 0.18

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