USA UNS S20162
Corresponding Standard ASTM A959-2019
Specifying Harmonized Standard Grade Compositions for Wrought Stainless Steels
Classification Austenitic Stainless Steel
Properties Corrosion Resistance
Chemical Element Composition Content (%)
Component C Si Mn P S Cr Ni Mo N
Minimum Value - 2.5 4 - - 16.5 6 0.5 0.05
Maximum Value 0.15 4.5 8 0.04 0.04 21 10 2.5 0.25
• Unless otherwise indicated, a grade designation originally assigned by the American Iron and Steel Institute (AISI).

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