P265GH 1.0425 - EN 10217-2-2019

Grade	P265GH
European Standard Steel Grade	1.0425
Corresponding Standard	EN 10217-2-2019 Part 2: Electric Welded Non-Alloy and Alloy Steel Tubes with Specified Elevated Temperature Properties
Classification	Carbon Steel

P265GH Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S	Cr	Ni	Cu ^※	Mo	Ti ^*	V ^*	Nb ^*	Al ^◎	More
Minimum Value	-	-	-	-	-	-	-	-	-	-	-	-	0.02	Cr+Cu+Mo+Ni≤0.7
Maximum Value	0.2	0.4	1.4	0.025	0.02	0.3	0.3	0.3	0.08	0.03	0.02	0.01	-	Cr+Cu+Mo+Ni≤0.7

* The content of these elements need not to be reported unless intentionally added to the cast.
※ In order to facilitate subsequent forming operations, an agreed maximum copper content lower than indicated and an agreed specified maximum tin content shall apply

◎ For Al/N ratios ≥ 2, if nitrogen is fixed by niobium, titanium or vanadium, details of which shall be reported, this requirement does not apply except that when using titanium, the steel producer shall verify that (Al+Ti/2) ≥ 0,020 %.

P265GH Mechanical Properties

wall thickness T mm	Tensile Strength σ_b Mpa	Specified Plastic Yield Strength Rp_0.2 Mpa	Elongation or Extension Rate δ %	Impact Energy Absorption KV2 J
T≤16	410~570	or ReH ≥265	≥23（l） ≥21（t）	0°C: ≥40(l)；≥27(t) -10°C: ≥28(l)

• l = longitudinal t = transverse

1 Approximate Comparison Table Steel Plate for Boilers and Pressure Vessels

China	Japan	United States	International Organization for Standardization	European Standard		Russia
GB	JIS	ASTM	ISO	EN	Numerical Grade	GOST
Q245R GB/T 713-2008	SEV245 JIS G3124:2004	Gr.65(450) ASTM A515/A515M-2003	P265GH ISO 9328-2-2004	P265GH EN 10028-2-2003	1.0425	16ГС GOST 5520-1979

2 Approximate Comparison Table Carbon Structural Steel and Engineering Steel

Japan	United States	International Organization for Standardization	Germany	France	European Standard		Russia	Sweden	United Kingdom
JIS	ASTM	ISO	W-Nr.	NF EN/NF	EN	Numerical Grade	GOST	SS	BS EN/BS
SG295	A414E A516Gr.60 Gr.A	F5 F7	1.0425	A42AP A42CP A42F	P265GH	1.0425	16K 20K	1430 1431	151-400 161-430 161Gr.400 164Gr.400 244Gr.400

3 Approximate Comparison Table Steel Plate for Boilers and Pressure Vessels

China	United States	International Organization for Standardization	European Standard
GB	ASTM	ISO	EN
Q245R GB/T 713.2-2023	SA516Gr.60 ASME Ⅱ-A-2021	P265GH ISO 9328-2018	P265GH EN 10028-2017

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

China		United States	European Standard
GB	ISC	ASTM/AISI	EN
25MnG	U50257	SA-106 C.SA-210 C SA-210 C	P265GH

5 Approximate Comparison Table Carbon Structural Steel and Engineering Steel

China	European Standard
GB	EN
Q275	P265GH

P265GH Corresponding Standards(Same grade name, different standards)

1	EN 10028-2-2009
	P265GH 1.0425
2	EN 10216-2-2007
	P265GH 1.0425
3	EN 10273-2000
	P265GH 1.0425
4	ISO 9328-2-2018
	P265GH
5	EN 10222-2-2017
	P265GH 1.0425
6	EN 10028-2-2017
	P265GH 1.0425
7	NF EN 10216-2-2007
	P265GH 1.0425
8	NF EN 10217-2-2005
	P265GH
9	NF EN 10253-2-2007
	P265GH 1.0425
10	EN 10217-2-2019
	P265GH 1.0425
11	EN 10217-5-2019
	P265GH 1.0425

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