USA UNS K41650
ASTM
Specification or Grade
F 23
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 Alloy Steel
Properties Corrosion Resistance
Chemical Element Composition Content (%)
Component C Si Mn P S Cr Ni Mo N * Ti * W V B Co Al
Minimum Value 0.04 - 0.1 - - 1.9 - 0.05 - 0.005 1.45 0.2 0.001 0.02 -
Maximum Value 0.1 0.5 0.6 0.03 0.01 2.6 0.4 0.3 0.015 0.06 1.75 0.3 0.006 0.08 0.03

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