20Cr1Mo1V1A - GB /T 20410-2006

Grade	20Cr1Mo1V1A
Corresponding Standard	GB /T 20410-2006 Steels for Turbine Bolts at High Temperature
Classification	Alloy Steel

20Cr1Mo1V1A Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S	Cr	Ni	Cu	Mo	V
Minimum Value	0.18	-	-	-	-	1	-	-	0.8	0.7
Maximum Value	0.25	0.35	0.5	0.025	0.025	1.3	0.6	0.25	1.1	1.1

20Cr1Mo1V1A 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	≥835	≥735	≥14	HBW10/3000 248~293	≥47
	High Temperature Tempering				≤241

20Cr1Mo1V1A Corresponding Standards(Same grade name, different standards)

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