P265GH 1.0425 - EN 10028-2-2017

Grade	P265GH
European Standard Steel Grade	1.0425
Corresponding Standard	EN 10028-2-2017 Flat Products Made of Steels for Pressure Purposes — Part 2: Non-Alloy and Alloy Steels with Specified Elevated Temperature Properties
Classification	Carbon Steel

P265GH Chemical Element Composition Content (%)

Component	C	Si	Mn ^③	P	S	Cr	Ni	Cu ^⑤	Mo	N ^④	Ti	V	Nb	Al	More
Minimum Value	-	-	0.8	-	-	-	-	-	-	-	-	-	-	0.02	Cr+Cu+Mo+ Ni≤ 0.7
Maximum Value	0.2	0.4	1.4	0.025	0.01	0.3	0.3	0.3	0.08	0.012	0.03	0.02	0.03	-	Cr+Cu+Mo+ Ni≤ 0.7

P265GH 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
t≤16	Normalizing (+N)**	410~530	≥265	≥22	* ≥40
16＜t≤40	Normalizing (+N)**	410~530	≥255	≥22	≥40
40＜t≤60	Normalizing (+N)**	410~530	≥245	≥22	≥40
60＜t≤100	Normalizing (+N)**	410~530	≥215	≥22	≥40
100＜t≤150	Normalizing (+N)**	400~530	≥200	≥22	≥40
150＜t≤250	Normalizing (+N)**	390~530	≥185	≥22	≥40

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

5 Approximate Comparison Table Carbon Structural Steel and Engineering Steel

P265GH Corresponding Standards(Same grade name, different standards)

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