LSAW Line Pipe

Size

Out diameter: 406.4mm - 1422.4mm (16"-56")

Thickness: 9.5mm-50mm

Length: 6m-12.5m

 

Type

LSAW (Longitudinal Submerged-Arc Welded), DSAW (Double Submerged-arc welded) Steel Pipe

 

Manufacturing Process
UO(UOE), RB(RBE), JCO(JCOE,COE)

 

Applicalbe Standard
API SPEC 5L (ISO 3183), GB/T 9711.1, GB/T 9711.2, GB/T 9711.3

 

Uses

for conveying gas, water and oil, in the oil or natural gas industries

 

Chemical Analysis (%):

Standard	Type of pipe	Class	Grade	C max	Si max	Mn max	P max	S max	V max	Nb max	Ti max
API SPEC 5L /ISO 3183	WELD	PSL1	L245 B	0.26	-	1.2	-	0.03	0.03	-	-
			L290/X42	0.26	-	1.3	-	0.03	0.03	-	-
			L320/X46	0.26	-	1.4	-	0.03	0.03	-	-
			L360/X52	0.26	-	1.4	-	0.03	0.03	-	-
			L390/X56	0.26	-	1.4	-	0.03	0.03	-	-
			L415/X60	0.26	-	1.4	-	0.03	0.03	-	-
			L450/X65	0.26	-	1.4	-	0.03	0.03	-	-
			L485/X70	0.26	-	1.4	-	0.03	0.03	-	-
		PSL2	L245M/GR.BM	0.22	0.45	1.2	0.025	0.015	0.05	0.05	0.04
			L290M/X42M	0.22	0.45	1.3	0.025	0.015	0.05	0.05	0.04
			L320M/X46M	0.22	0.45	1.3	0.025	0.015	0.05	0.05	0.04
			L360M/X52M	0.22	0.45	1.4	0.025	0.015	-	-	-
			L390M/X56M	0.22	0.45	1.4	0.025	0.015	-	-	-
			L415M/X60M	0.12	0.45	1.6	0.025	0.015	-	-	-
			L450M/X65M	0.12	0.45	1.6	0.025	0.015	-	-	-
			L485M/X70M	0.12	0.45	1.7	0.025	0.015	-	-	-
			L555M/X80M	0.12	0.45	1.85	0.025	0.015	-	-	-

Mechanical Properties：

Standard	Class	Grade		Yield Strength (MPa)	Tensile Strength (MPa)	Elongation(%)	Y.S/T.S
API SPEC 5L /ISO 3183	PSL1	L245 B	min	245	415	b	-
		L290/X42	min	290	415	b	-
		L320/X46	min	320	435	b	-
		L360/X52	min	360	460	b	-
		L390/X56	min	390	490	b	-
		L415/X60	min	415	520	b	-
		L450/X65	min	450	535	b	-
		L485/X70	min	480	470	b	-
	PSL2	L245N/BN L245M/BM	min	245	415	b	-
			max	450	760	b	0.93
		L290N/X42N L290M/X42M	min	290	415	b	-
			max	495	760	b	0.93
		L320N/X46N L320M/X46M	min	320	435	b	-
			max	525	760	b	0.93
		L360N/X52N L360M/X52M	min	360	460	b	-
			max	530	760	b	0.93
		L390N/X56N L390M/X56M	min	390	490	b	-
			max	545	760	b	0.93
		L415N/X60N L415M/X60M	min	415	520	b	-
			max	565	760	b	0.93
		L450M/X65M	min	450	535	b	-
			max	600	760	b	0.93
		L485M/X70M	min	485	570	b	-
			max	635	760	b	0.93
		L555M/X80M	min	555	625	b	-
			max	705	825	b	0.93