A743 CA40F J91154 12Cr - ASTM A743/A743M-2021

Grade	A743 CA40F
USA UNS	J91154
Other Names
Corresponding Standard	ASTM A743/A743M-2021 Castings, Iron-Chromium, Iron-Chromium-Nickel, Corrosion Resistant, for General Application
Classification	Cast Steel
Properties	Machinability

A743 CA40F Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S	Cr	Ni	Mo
Minimum Value	0.2	-	-	-	0.2	11.5	-	-
Maximum Value	0.4	1.5	1	0.04	0.4	14	1	0.5

A743 CA40F Mechanical Properties

Heat Treatment or Condition	Tensile Strength σ_b Mpa	Yield Point σ_s Mpa	Elongation or Extension Rate δ %	Reduction of Area ψ %	Hardness HBW
Heat treatment 1: ≥955°C, air quenching + ≥595°C tempering	≥690	≥485	≥12	-	≤269

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