13CrMo4-5 1.7335 - EN 10216-2-2024

Grade	13CrMo4-5
European Standard Steel Grade	1.7335
Corresponding Standard	EN 10216-2-2024 Seamless Steel Tubes for Pressure Purposes - Technical Delivery Conditions - Part 2: Non-Alloy and Alloy Steel Tubes with Specified Elevated Temperature Properties
Classification	Alloy Steel

13CrMo4-5 Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S	Cr	Ni	Cu	Mo	Al
Minimum Value	0.1	-	0.4	-	-	0.7	-	-	0.4	-
Maximum Value	0.17	0.35	0.7	0.025	0.01	1.15	0.3	0.3	0.6	0.04

13CrMo4-5 Mechanical Properties

wall thickness T mm	Tensile Strength σ_b Mpa	Yield Point σ_s Mpa	Elongation or Extension Rate δ %	Impact Energy Absorption KV2 J
T≤16	440~590	ReH ≥290	l: ≥22；t: ≥20	20°C: l: ≥40；t: ≥27
16＜T≤40	440~590	ReH ≥290	l: ≥22；t: ≥20	20°C: l: ≥40；t: ≥27
40＜T≤60	440~590	ReH ≥280	l: ≥22；t: ≥20	20°C: l: ≥40；t: ≥27

• l = longitudinal; t = transverse.

1 Approximate Comparison Table Steel Plate for Boilers and Pressure Vessels

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

2 Approximate Comparison Table Structural Alloy Steel

China	Japan	United States	International Organization for Standardization	Germany	France	European Standard		Russia	Sweden	United Kingdom
GB	JIS	ASTM	ISO	DIN EN/DIN	NF EN/NF	EN	Numerical Grade	GOST	SS	BS EN/BS
12CrMo	SFVAF12	A387Gr.12 Gr.P12	F32 P32	13CrMo4-4	15CD2.05 15CD4-05 15CD4-5	13CrMo4-5	1.7335	12KHM 15KHM	2216	620 620-440 620Gr.27

3 Approximate Comparison Table Seamless Steel Tubes and Pipes for High Pressure Boiler

13CrMo4-5 Corresponding Standards(Same grade name, different standards)

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