EN 10216-1 P265 Seamless Steel Pipes For Pressure

Release Tme: 2024-05-08

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Tube manufacture and delivery conditions
EN 10216-1 P265 Seamless steel tubes will be manufactured by a seamless process. The forming operations and delivery conditions are shown in Table 1.

Table 1 - Forming operations and delivery conditions

Forming operation	Quality	Delivery condition
Hot formed	TR1	As formed or normalized or normalizing-formed
	TR2	Normalized or normalizing-formed
Hot formed + cold finished	TR1 and TR2	Normalized

Chemical composition of EN 10216-1 P265
Chemical composition (cast analysis) a in % by mass for quality TR2

Steel grade	Steel number	C max.	Si max.	Mn max.	P max.	S max.	Cr max.	Mo max	Ni max.
P265TR2	1.0259	0,20	0,40	1,40	0,025	0,015	0,30	0,08	0,30

Al tot min.	Cu max	Nb max.	Ti max.	V max.	Cr+Cu+Mo+Ni max.
0,02	0,30	0,010	0,04	0,02	0,70

Chemical composition (cast analysis) a in % by mass for quality TR1

Steel grade	Steel number	C max.	Si max.	Mn max.	P max.	S max.	Cr max.	Mo max	Ni max.	Al tot min.
P265TR1	1.0258	0,20	0,40	1,40	0,025	0,020	0,30	0,08	0,30	-

Al tot min.	Cu max	Nb max.	Ti max.	V max.	Cr+Cu+Mo+Ni max.
-	0,30	0,010	0,04	0,02	0,70

Mechanical properties of EN 10216-1 P265
Mechanical properties for quality TR2

Steel grade		Tensile properties						Impact properties
Steel name	Steel number	Upper yield strength R eH b min. for Wall Thickness T mm			Tensile Strength R m	Elongation A min. %		Minimum average absorbed energy KV 2 J at a temperature of °C
		T ≤ 16	16 < T ≤ 40	40 < T ≤ 60	Tensile Strength R m	Elongation A min. %		l		t
		MPa *	MPa *	MPa *	MPa *	l	t	0	-10	0
P265TR2	1.0259	265	255	245	410 to 570	21	19	40	28 d	27

Note: l = longitudinal t = transverse
Mechanical properties for quality TR1

Steel grade		Tensile properties						Impact properties
Steel name	Steel number	Upper yield strength R eH b min. for Wall Thickness T mm			Tensile Strength R m	Elongation A min. % b c		Minimum average absorbed energy KV 2 J at a temperature of °C c
		T ≤ 16	16 < T ≤ 40	40 < T ≤ 60	Tensile Strength R m	Elongation A min. % b c		l		t
		MPa *	MPa *	MPa *	MPa *	l	t	0	-10	0
P265TR1	1.0258	265	255	245	410 to 570	21	19	-	-	-