15CrMoR - GB /T 713.2-2023

Grade	15CrMoR
Corresponding Standard	GB /T 713.2-2023 Steel plate, sheet and strip for pressure equipments - Part 2: Non-alloy and alloy steel with specified temperature properties
Classification	Alloy Steel

15CrMoR Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S	Cr	Ni	Cu	Mo
Minimum Value	0.08	0.15	0.4	-	-	0.8	-	-	0.45
Maximum Value	0.18	0.4	0.7	0.025	0.01	1.2	0.3	0.3	0.6

15CrMoR Mechanical Properties

thickness t mm	Heat Treatment or Condition	Tensile Strength σ_b Mpa	Yield Point σ_s Mpa	Elongation or Extension Rate δ %	Impact Energy Absorption KV2 J
6≤t≤60	Normalizing + Tempering	450~590	≥295	≥19	20°C ≥47
60＜t≤100	Normalizing + Tempering	450~590	≥275	≥19	20°C ≥47
100＜t≤200	Normalizing + Tempering	440~580	≥255	≥19	20°C ≥47

Approximate Comparison Table

China	United States	International Organization for Standardization	European Standard		Russia
GB	ASTM	ISO	EN	Numerical Grade	GOST
15CrMoR GB/T 713.2-2023	SA387 Gr.12 ASME Ⅱ-A-2021	13CrMo4-5 ISO 9328-2018	13CrMo4-5 EN 10028-2017	1.7335	12ХМ

15CrMoR Corresponding Standards(Same grade name, different standards)

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