10Cr9Mo1VNbN - NB /T 47008-2017

Grade	10Cr9Mo1VNbN
Corresponding Standard	NB /T 47008-2017 Carbon and alloy steel forgings for pressure equipment
Classification	Alloy Steel

10Cr9Mo1VNbN Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S	Cr	Ni	Cu	Mo	N	Ti	V	Nb	Zr	Al
Minimum Value	0.08	0.2	0.3	-	-	8	-	-	0.85	0.03	-	0.18	0.06	-	-
Maximum Value	0.12	0.5	0.6	0.02	0.01	9.5	0.4	0.2	1.05	0.07	0.01	0.25	0.1	0.01	0.02

10Cr9Mo1VNbN 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; Q+T (Tempering Temperature ≥740°C)	585~755	≥415	≥18	* 185~250	20°C ≥47
t≤300			≥384
			≥378
			≥377
			≥377
			≥376
			≥371
			≥358
			≥337
			≥306
			≥260
			≥198

10Cr9Mo1VNbN Corresponding Standards(Same grade name, different standards)

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