Commercial Grade
Corresponding Standard SAE J467b-1956(R1968)
Special Purpose Alloys (Superalloys)
Classification Special Alloy Steel
Chemical Element Composition Content (%)
Component Fe C Si Mn Cr Mo Ti Zr B Co Al More
Nominal Value 0.5 0.1 0.1 0.1 17.5 4.25 3 0.06 0.005 18.45 3 Ni余量
Mechanical Properties
Heat Treatment or Condition
Tensile Strength
σb
ksi
Yield Point
σs
ksi
Elongation or Extension Rate
δ
%
Reduction of Area
ψ
%
1975, 1550, 1400 F ≥175 ≥115 ≥16 ≥16

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