15MnVB A73152 - GB /T 3077-2015

Grade	15MnVB
China ISC	A73152
Corresponding Standard	GB /T 3077-2015 Alloy Structure Steels
Classification	Alloy Steel
Properties	Strength Hardness Impact Toughness Forgability Quench Hardness

15MnVB Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S	Cr	Ni	Cu	Mo	V	B
Minimum Value	0.12	0.17	1.2	-	-	-	-	-	-	0.07	0.0008
Maximum Value	0.18	0.37	1.6	0.03	0.03	0.3	0.3	0.3	0.1	0.12	0.0035

15MnVB 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=15	Quenching + Tempering	≥885	≥635	≥10	≥45	≤207	≥55

15MnVB Corresponding Standards(Same grade name, different standards)

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