11CrMo 9-10 - ISO 9330-4-2000

Grade	11CrMo 9-10
Corresponding Standard	ISO 9330-4-2000 Submerged Arc-welded Unalloyed and Alloyed Steel Tubes with Specified Elevated Temperature Properties
Classification	Alloy Steel

11CrMo 9-10 Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S	Cr	Cu ^①	Mo	Al ^②
Minimum Value	0.08	0.15	0.3	-	-	2	-	0.9	-
Maximum Value	0.15	0.4	0.7	0.035	0.03	2.5	0.25	1.2	0.02

11CrMo 9-10 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 900~960°C, Tempering 680~750°C, Air cooling	480~630	≥280	Longitudinal, ≥20; Transverse, ≥18	t > 30, Transverse 27

11CrMo9-10 Corresponding Standards(Same grade name, different standards)

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