12Cr2Mo1V - NB /T 47008-2017

Grade	12Cr2Mo1V
Corresponding Standard	NB /T 47008-2017 Carbon and alloy steel forgings for pressure equipment
Classification	Alloy Steel

12Cr2Mo1V Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S	Cr	Ni	Cu	Mo	Ti	V	Nb	B
Minimum Value	-	-	0.3	-	-	2	-	-	0.9	-	0.25	-	-
Maximum Value	0.15	0.1	0.6	0.01	0.005	2.5	0.3	0.2	1.1	0.03	0.35	0.07	0.002

12Cr2Mo1V Mechanical Properties

thickness t mm	Heat Treatment or Condition	Tensile Strength σ_b Mpa	Yield Point σ_s Mpa	Elongation or Extension Rate δ %	Impact Energy Absorption KV2 J
t≤300	N+T or Q+T (Tempering Temperature ≥680°C)	590~760	≥420	≥17	-20°C ≥60
300<t≤500	N+T or Q+T (Tempering Temperature ≥680°C)	580~750	≥410	≥17	-20°C ≥60
t≤300			≥395
			≥380
			≥370
			≥365
			≥360
			≥355
			≥350
			≥340
			≥325
300<t≤500			≥390
			≥375
			≥365
			≥360
			≥355
			≥350
			≥345
			≥335
			≥320

12Cr2Mo1V Corresponding Standards(Same grade name, different standards)

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