Spiral steel pipe chemical composition mechanical property

Chemical composition and mechanical properties of Spiral Steel Pipe (SSAW or SAWH)

Cangzhou spiral steel pipes company is capable of manufacturing Φ219-Φ3500mm spiral steel pipes SSAW or SAWH with different grades in accordance with different Chinese and international standards such as API, DNV, ISO, DEP, EN, ASTM, DIN, BS, JIS, GB, CSA, etc.

The detailed chemical composition of Spiral Steel Pipe (SSAW or SAWH) according to international standards are as following:

Standard	Grade	Chemical Composition(max)%
Standard	Grade	C	Si	Mn	P	S
API 5CT	h40	–	–	–	–	0.03
	J55	–	–	–	–	0.03
	K55	–	–	–	–	0.03
API 5L PSL1	A	0.22	–	0.9	0.03	0.03
	B	0.26	–	1.2	0.03	0.03
	X42	0.26	–	1.3	0.03	0.03
	X46	0.26	–	1.4	0.03	0.03
	X52	0.26	–	1.4	0.03	0.03
	X56	0.26	–	1.4	0.03	0.03
	X60	0.26	–	1.4	0.03	0.03
	X65	0.26	–	1.45	0.03	0.03
	X70	0.26	–	1.65	0.03	0.03
API 5L PSL2	B	0.22	0.45	1.2	0.025	0.015
	X42	0.22	0.45	1.3	0.025	0.015
	X46	0.22	0.45	1.4	0.025	0.015
	X52	0.22	0.45	1.4	0.025	0.015
	X56	0.22	0.45	1.4	0.025	0.015
	X60	0.12	0.45	1.6	0.025	0.015
	X65	0.12	0.45	1.6	0.025	0.015
	X70	0.12	0.45	1.7	0.025	0.015
	X80	0.12	0.45	1.85	0.025	0.015
GB/T 9711.1	L210	–	–	0.9	0.03	0.03
	L245	–	–	1.15	0.03	0.03
	L290	–	–	1.25	0.03	0.03
	L320	–	–	1.25	0.03	0.03
	L360	–	–	1.25	0.03	0.03
	L390	–	–	1.35	0.03	0.03
	L415	0.26	–	1.35	0.03	0.03
	L450	0.26	–	1.4	0.03	0.03
	L485	0.23	–	1.6	0.03	0.03
GB/T 3091 / SY/T 503	Q195	0.12	0.3	0.5	0.035	0.04
	Q215B	0.15	0.35	1.2	0.045	0.045
	Q235B	0.2	0.35	1.4	0.045	0.045
	Q345B	0.2	0.5	1.7	0.035	0.035
ASTM A53	A	0.25	0.1	0.95	0.05	0.045
ASTM A53	B	0.3	0.1	1.2	0.05	0.045
ASTM A252	1	–	–	–	0.05	–
	2	–	–	–	0.05	–
	3	–	–	–	0.05	–
EN10217-1	P195TR1	0.13	0.35	0.7	0.025	0.02
	P195TR2	0.13	0.35	0.7	0.025	0.02
	P235TR1	0.16	0.35	1.2	0.025	0.02
	P235TR2	0.16	0.35	1.2	0.025	0.02
	P265TR1	0.2	0.4	1.4	0.025	0.02
	P265TR2	0.2	0.4	1.4	0.025	0.02
EN10217-2	P195GH	0.13	0.35	0.7	0.025	0.02
	P235GH	0.16	0.35	1.2	0.025	0.02
	P265GH	0.2	0.4	1.4	0.025	0.02
EN10217-5	P235GH	0.16	0.35	1.2	0.025	0.02
EN10217-5	P265GH	0.2	0.4	1.4	0.025	0.02
EN10219-1	S235JRH	0.17	–	1.4	0.04	0.04
	S275JOH	0.2	–	1.5	0.035	0.035
	S275J2H	0.2	–	1.5	0.03	0.03
	S355JOH	0.22	0.55	1.6	0.035	0.035
	S355J2H	0.22	0.55	1.6	0.03	0.03
	S355K2H	0.22	0.55	1.6	0.03	0.03

The detailed mechanical properties of Spiral Steel Pipe (SSAW or SAWH) according to international standards are as following:

Standard	Grade	Mechanical Properties(min)
Standard	Grade	Tensile Strength (Mpa)	Yield Strength (Mpa)
API 5CT	h40	417	417
	J55	517	517
	K55	655	655
API 5L PSL1	A	335	335
	B	415	415
	X42	415	415
	X46	435	435
	X52	460	460
	X56	490	490
	X60	520	520
	X65	535	535
	X70	570	570
API 5L PSL2	B	415	415
	X42	415	415
	X46	435	435
	X52	460	460
	X56	490	490
	X60	520	520
	X65	535	535
	X70	570	570
	X80	625	625
GB/T 9711.1	L210	335	335
	L245	415	415
	L290	415	415
	L320	435	435
	L360	460	460
	L390	490	490
	L415	520	520
	L450	535	535
	L485	570	570
GB/T 3091 / SY/T 503	Q195	315	315
	Q215B	335	335
	Q235B	370	370
	Q345B	470	470
ASTM A53	A	330	330
ASTM A53	B	415	415
ASTM A252	1	345	345
	2	414	414
	3	455	455
EN10217-1	P195TR1	320	320
	P195TR2	320	320
	P235TR1	360	360
	P235TR2	360	360
	P265TR1	410	410
	P265TR2	410	410
EN10217-2	P195GH	320	320
	P235GH	360	360
	P265GH	410	410
EN10217-5	P235GH	360	360
EN10217-5	P265GH	410	410
EN10219-1	S235JRH	360	360
	S275JOH	410	410
	S275J2H	410	410
	S355JOH	470	470
	S355J2H	470	470
	S355K2H	470	470