Grade 10CrNi2MoCu
923A
Corresponding Standard GJB 1663-1993
Specification for 10CrNi3MoV、10CrNi3MoCu and 10CrNi2MoCu steel plates for submarine
Classification Alloy Steel
Density 7.85 g/cm3
10CrNi2MoCu Chemical Element Composition Content (%)
Component C Si Mn P S Cr Ni Cu Mo More
Minimum Value 0.07 0.17 0.3 - - 0.7 2.2 0.8 0.17 P+S≤0.03
Maximum Value 0.14 0.37 0.7 0.02 0.015 1 2.3 1.1 0.25
10CrNi2MoCu Mechanical Properties
thickness
t
mm
Heat Treatment or Condition
Tensile Strength
σb
Mpa
Yield Point
σs
Mpa
Elongation or Extension Rate
δ
%
Reduction of Area
ψ
%
Impact Energy Absorption
KV2
J
5~9 Quenching + high-temperature tempering Record 510~685 ≥16 - -20°C
Impact absorption energy: Record
Fiber cross-section ratio: Record
10CrNi2MoCu Corresponding Standards(Same grade name, different standards)

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