34Cr2Ni2Mo A50342 - GB /T 3077-2015

34Cr2Ni2Mo Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S	Cr	Ni	Cu	Mo
Minimum Value	0.3	0.17	0.5	-	-	1.3	1.3	-	0.15
Maximum Value	0.38	0.37	0.8	0.03	0.03	1.7	1.7	0.3	0.3

34Cr2Ni2Mo Mechanical Properties

diameter d mm	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	Impact Energy Absorption KV2 J
d=25	Quenching + Tempering	≥1080	≥930	≥10	≥50	≤269	≥71

Approximate Comparison Table Structural Alloy Steel

China	International Organization for Standardization	European Standard
GB	ISO	EN	Numerical Grade
34Cr2Ni2Mo	34CrNiMo6	34CrNiMo6	1.6582

34Cr2Ni2Mo Corresponding Standards(Same grade name, different standards)

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