10CrNi3MoCu 922A - GJB 1663-1993

Grade	10CrNi3MoCu
	922A
Corresponding Standard	GJB 1663-1993 Specification for 10CrNi3MoV、10CrNi3MoCu and 10CrNi2MoCu steel plates for submarine
Classification	Alloy Steel
Density	7.85 g/cm³

10CrNi3MoCu Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S	Cr	Ni	Cu	Mo	More
Minimum Value	0.07	0.17	0.3	-	-	1.2	2.2	0.8	0.2	P+S≤0.03
Maximum Value	0.14	0.37	0.7	0.02	0.015	1.6	2.5	1.1	0.27	P+S≤0.03

10CrNi3MoCu Mechanical Properties

thickness t mm	Heat Treatment or Condition	Tensile Strength σ_b Mpa	Yield Point σ_s Mpa	Elongation or Extension Rate δ %	Reduction of Area ψ %	Impact Energy Absorption KV2 J
36~70	Quenching + high-temperature tempering	Record	510~665	≥16	≥50	-20°C Impact Absorption Work ≥80 Fiber Cross-Section Rate ≥100

10CrNi3MoCu Corresponding Standards(Same grade name, different standards)

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