Grade SA182 F22 Class 1
K21590
ASTM
Specification or Grade
F 22
Corresponding Standard ASME SA-182/SA-182M-2019
Forged or Rolled Alloy and Stainless Steel Pipe Flanges, Forged Fittings, and Valves and Parts for High-Temperature Service
Classification Alloy Steel
Properties Corrosion Resistance
SA182 F22 Class 1 Chemical Element Composition Content (%)
Component C Si Mn P S Cr Mo
Minimum Value 0.05 - 0.3 - - 2 0.87
Maximum Value 0.15 0.5 0.6 0.04 0.04 2.5 1.13

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