12Cr1MoV - NB /T 47008-2017

Grade	12Cr1MoV
Corresponding Standard	NB /T 47008-2017 Carbon and Alloy Steel Forgings for Pressure Equipment
Classification	Alloy Steel

12Cr1MoV Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S	Cr	Ni	Cu	Mo	V
Minimum Value	0.09	0.15	0.4	-	-	0.9	-	-	0.25	0.15
Maximum Value	0.15	0.4	0.7	0.025	0.015	1.2	0.3	0.2	0.35	0.3

12Cr1MoV Mechanical Properties

thickness t mm	Heat Treatment or Condition	Tensile Strength σ_b Mpa	Yield Point σ_s Mpa	Elongation or Extension Rate δ %	Hardness HBW	Impact Energy Absorption KV2 J
t≤300	N+T or Q+T (Tempering Temperature ≥680°C)	470~630	≥280	≥20	118~195	20°C ≥47
300<t≤500	N+T or Q+T (Tempering Temperature ≥680°C)	460~620	≥270	≥20	115~195	20°C ≥47
t≤300			≥255
			≥240
			≥230
			≥220
			≥210
			≥200
			≥190
			≥180
			≥170
300<t≤500			≥245
			≥230
			≥220
			≥210
			≥200
			≥190
			≥180
			≥170
			≥160

12Cr1MoV Corresponding Standards(Same grade name, different standards)

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