Commercial Grade
Corresponding Standard SAE J467b-1956(R1968)
Special Purpose Alloys (Superalloys)
Classification Special Alloy Steel
Chemical Element Composition Content (%)
Component C Cr Mo Ti Zr B Co Al More
Nominal Value 0.18 10 3 4.75 0.06 0.015 15 5.5 Ni余量
Mechanical Properties
Heat Treatment or Condition
Tensile Strength
σb
ksi
Yield Point
σs
ksi
Elongation or Extension Rate
δ
%
Casting State ≥144 ≥124 ≥8

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