18CrMnNiMo A50182 - GB /T 3077-2015

18CrMnNiMo Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S	Cr	Ni	Cu	Mo
Minimum Value	0.15	0.17	1.1	-	-	1	1	-	0.2
Maximum Value	0.21	0.37	1.4	0.03	0.03	1.3	1.3	0.3	0.3

18CrMnNiMo 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	≥1180	≥885	≥10	≥45	≤269	≥71

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