Grade FDAC
Classification Alloy Steel
Properties High-Temperature Strength Machinability
FDAC Chemical Element Composition Content (%)
Component C Si Mn S Cr Mo V
Nominal Value 0.3 1 0.7 0.1 5.2 1.3 0.4
FDAC Mechanical Properties
Tensile Strength
σb
Mpa
Yield Point
σs
Mpa
Elongation or Extension Rate
δ
%
Reduction of Area
ψ
%
Hardness
HBW
1240 1060 11 20 HRC
38~42

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