1Cr11MoNiW1VNbN - GB /T 20410-2006

Grade	1Cr11MoNiW1VNbN
Corresponding Standard	GB /T 20410-2006 Steels for Turbine Bolts at High Temperature
Classification	Alloy Steel

1Cr11MoNiW1VNbN Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S	Cr	Ni	Cu	Mo	N	W	V	Nb	Al
Minimum Value	0.12	-	0.3	-	-	10	0.35	-	0.3	0.04	1.5	0.14	0.05	-
Maximum Value	0.16	0.1	0.7	0.02	0.015	11	0.65	0.2	0.5	0.08	1.9	0.2	0.11	0.2

1Cr11MoNiW1VNbN Mechanical Properties

diameter d 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
d=25	Quenching + Tempering	≥930	≥765	≥12	HBW10/3000 277~331	≥20
	High Temperature Tempering				≤255

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