USA UNS S39277
ASTM
Specification or Grade
F 57
Corresponding Standard ASTM A182/A182M-2018
Standard Specification for Forged or Rolled Alloy and Stainless Steel Pipe Flanges, Forged Fittings, and Valves and Parts for High-Temperature Service
Classification Duplex Stainless Steel
Properties Corrosion Resistance
Chemical Element Composition Content (%)
Component C Si Mn P S Cr Ni Cu Mo N W
Minimum Value - - - - - 24 6.5 1.2 3 0.23 0.8
Maximum Value 0.025 0.8 0.8 0.025 0.02 26 8 2 4 0.33 1.2

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