A743 CH20 J93402 25Cr-12Ni - ASTM A743/A743M-2021

Grade	A743 CH20
USA UNS	J93402
Other Names
Corresponding Standard	ASTM A743/A743M-2021 Castings, Iron-Chromium, Iron-Chromium-Nickel, Corrosion Resistant, for General Application
Classification	Cast Steel

A743 CH20 Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S	Cr	Ni
Minimum Value	-	-	-	-	-	22	12
Maximum Value	0.2	2	1.5	0.04	0.04	26	15

A743 CH20 Mechanical Properties

Tensile Strength σ_b Mpa	Yield Point σ_s Mpa	Elongation or Extension Rate δ %	Reduction of Area ψ %
≥485	≥205	≥30	-

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