X10 CrMoVNb 9-1 - ISO 9329-2-1997

Grade	X10 CrMoVNb 9-1
Corresponding Standard	ISO 9329-2-1997 Unalloyed and Alloyed Steels with Specified Elevated Temperature Properties
Classification	Alloy Steel

X10 CrMoVNb 9-1 Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S	Cr	Ni	Cu ^①	Mo	N	V	Nb	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	0.02	9.5	0.4	0.25	1.05	0.07	0.25	0.1	0.02

X10 CrMoVNb 9-1 Mechanical Properties

Heat Treatment or Condition	Tensile Strength σ_b Mpa	Yield Point σ_s Mpa	Elongation or Extension Rate δ %	Impact Energy Absorption KV2 J
Normalizing + Tempering	590~770	≥415	Longitudinal ≥20, Transverse ≥16	t＞30 Transverse 27, Longitudinal 35

Approximate Comparison Table Pressure-Bearing Flat Steel

International Organization for Standardization	European Standard
ISO	EN	Numerical Grade
X10CrMoVNb 9-1	X10CrMoVNb 9-1	1.4903

X10CrMoVNb9-1 Corresponding Standards(Same grade name, different standards)

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