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Tianjin Lefin Industrial Co.,Ltd

Our main products include 1/2inch to 16 inch ERW PIPE/GI PIPE which has been produced according to BS1387/ASTM A53/EN10219/EN10255/EN10217 Standard

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Tianjin Lefin Industrial Co.,Ltd.

Our main products include 1/2inch to 16 inch ERW PIPE/GI PIPE which has been produced according to BS1387/ASTM A53/EN10219/EN10255/EN10217 Standard

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Has rich experience in steel pipe processing, can be customized according to customer requirements according to the drawing and sample processing, assist in the development of new products.

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cape verdeLSAW PIPE

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Product Description

Basic Information

API5L PSL2 LSAW PIPE
Grades: Grade A, Grade B, A25, X42, X46, X52, X56, X60, X65, X70,X80M,X90M,X100M,X120M
Product Specification Level: PSL1, PSL2
Outer Diameter Range: 1/2" to 2", 3", 4", 6", 8", 10", 12",16 inches, 18 inches, 20 inches, 24 inches up to 40 inches.
Thickness Schedule: SCH 10. SCH 20, SCH 40, SCH STD, SCH 80, SCH XS, to SCH 160
Manufacturing Types: LSAW
Ends Type: Beveled ends, Plain ends.
Surface Treatment: Bare, Varnished, Black Painting, FBE, 3PE (3LPE), 3PP, CWC (Concrete Weight Coated) CRA Clad or Lined.

Chemical Composition

Grade	Chemical composition analysis of psl2 steel pipe t≤25mm
	Cb	Si	Mn	P	S
	Seamless pipe and welded pipe
L245R/BR	0.24	0.40	1.20	0.025	0.015
L290R/X42R	0.24	0.40	1.20	0.025	0.015
L245N/BN	0.24	0.40	1.20	0.025	0.015
L290N/X42N	0.24	0.40	1.20	0.025	0.015
L320N/X46N	0.24	0.40	1.40	0.025	0.015
L360N/X52N	0.24	0.45	1.40	0.025	0.015
L390N/X56N	0.24	0.45	1.40	0.025	0.015
L415N/X60N	0.24f	0.45	1.40f	0.025	0.015
L245Q/BQ	0.18	0.45f	1.40	0.025	0.015
L290Q/X42Q	0.18	0.45	1.40	0.025	0.015
L320Q/X46Q	0.18	0.45	1.40	0.025	0.015
L360Q/X52Q	0.18	0.45	1.50	0.025	0.015
L390Q/X56Q	0.18	0.45	1.50	0.025	0.015
L415Q/X60Q	0.18f	0.45f	1.70f	0.025	0.015
L450Q/X65Q	0.18f	0.45f	1.70f	0.025	0.015
L485Q/X70Q	0.18f	0.45f	1.80f	0.025	0.015
L555Q/X80Q	0.18f	0.45f	1.90f	0.025	0.015
L625Q/X90Q	0.16f	0.45f	1.90	0.020	0.010
L690Q/X100Q	0.16f	0.45f	1.90	0.020	0.010
welded pipe
L245M/BM	0.22	0.45	1.20	0.025	0.015
L290M/X42M	0.22	0.45	1.30	0.025	0.015
L320M/X46M	0.22	0.45	1.30	0.025	0.015
L360M/X52M	0.22	0.45	1.40	0.025	0.015
L390M/X56M	0.22	0.45	1.40	0.025	0.015
L415M/X60M	0.12f	0.45f	1.60f	0.025	0.015
L450M/X65M	0.12f	0.45f	1.60f	0.025	0.015
L485M/X70M	0.12f	0.45f	1.70f	0.025	0.015
L555M/X80M	0.12f	0.45f	1.85f	0.025	0.015
L625M/X90M	0.10	0.55f	2.10f	0.020	0.010
L690M/X100M	0.10	0.55f	2.10f	0.020	0.010
L830M/X120M	0.10	0.55f	2.10f	0.020	0.010
f.Unless otherwise agreed.

Physical Requirements

Grade	Seamless pipe and welded pipe
	Yield strength Rt0,5 MPa(psi)		Tensile strength Rm Mpa(psi)		Yield ratio Rt0,5/Rm
	MIN	MAX	MIN	MAX	MAX
L245R/BR L245N/BN L245Q/BQ L245M/BM	245 (35,500)	450 (65,300)	415 (60,200)	655 (95,000)	0.93
L290R/X42R L290N/X42N L290Q/X42Q L290M/X42M	290 (42,100)	495 (71,800)	415 (60,200)		0.93
L320N/X46N L320Q/X46Q L320M/X46M	320 (46,400)	525 (76,100)	435 (63,100)	655 (95,000)	0.93
L360N/X52N L360Q/X52Q L360M/X52M	360 (52,200)	530 (76,900)	460 (66,700)	760 (110,200)	0.93
L390N/X56N L390Q/X56Q L390M/X56M	390 (56,600)	545 (79,000)	490 (71,100)	760 (110,200)	0.93
L415N/X60N L415Q/X60Q L415M/X60M	415 (60,200)	565 (81,900)	520 (75,400)	760 (110,200)	0.93
L450Q/X65Q L450M/X65M	450 (65,300)	600 (87,000)	535 (77,600)	760 (110,200)	0.93
L485Q/X70Q L485M/X70M	485 (70,300)	635 (92,100)	570 (82,700)	760 (110,200)	0.93
L555Q/X80Q L555M/X80M	555 (80,500)	705 (102,300)	625 (90,600)	825 (119,700)	0.93
L625M/X90M	625 (90,600)	775 (112,400)	695 (100,800)	915 (132,700)	0.95
L625Q/X90Q	625 (90,600)	775 (112,400)	695 (100,800)	915 (132,700)	0.97g
L690M/X100M	690b(100,100)b	840b(121,800)b	760 (110,200)	990 (143,600)	0.97h
L690Q/X100Q	690b(100,100)b	840b(121,800)b	760 (110,200)	990 (143,600)	0.97h
L830M/X120M	830b(120,400)b	1050b(152,300)b	915 (132,700)	1145 (166,100)	0.99h
b. For grades > L625 or X90, Rp0.2 applies.
g. Lower values of Rt0.5/Rm may be specified by agreement.
h. For grades > L625 or X90, Rp0.2 /Rm applies. Lower values of Rp0.2 /Rm may be specified by agreement.

Applications

API 5L PSL2 LSAW PIPE is a high performance pipeline pipe with high strength, high toughness and good corrosion resistance, which is widely used in many fields:

The oil and gas industry

1.Long Distance pipelines

API 5L PSL2 LSAW PIPE can be used to build long distance oil and gas pipelines both onshore and offshore. Its high strength-to-weight ratio enables it to withstand high internal pressures while maintaining a relatively lightweight construction that is easy to transport and install, and cost effective. For example, the X60Q-class tube is suitable for traversing a variety of terrain, including challenging environments such as frozen soils or earthquake-prone areas, and can efficiently transport large quantities of oil or gas over long distances.

2.Offshore platform riser system

In offshore oil and gas production, the line pipe can be used to connect subsea oil and gas Wells to offshore platform riser system. It not only needs to withstand the pressure of internal oil and gas, but also to withstand the static pressure of external sea water and the dynamic load caused by ocean currents and waves, its corrosion resistance is particularly important in the Marine environment, and can effectively resist the corrosion of sea water.

3.High pressure delivery systems for the petrochemical industry

In refineries and chemical plants, API 5L PSL2 LSAW pipes can be used to transport a wide range of hydrocarbon products and process fluids under high pressure and temperature conditions. The pipeline is resistant to hydrogen induced cracking (HIC) and stress corrosion cracking (SCC), making it suitable for acidic service applications dealing with the presence of hydrogen sulfide.

Energy field

1.Hydrogen transport infrastructure

As the world transitions to clean energy, hydrogen transport infrastructure is becoming increasingly important. The high strength and toughness of API 5L PSL2 LSAW PIPE make it a potential candidate for addressing unique challenges associated with hydrogen transport, such as hydrogen embrittleness.

2.High-pressure power plant boiler pipe

It can be used for high-pressure power plant boiler pipe system, its excellent mechanical properties and corrosion resistance can meet the high pressure, high temperature working environment requirements, to ensure the stable operation of power generation equipment.

Urban infrastructure

1.Urban gas transmission network

It can be used for urban gas transmission to provide stable gas supply for urban residents and industrial users. Its good sealing and corrosion resistance ensure the safety and reliability of gas during transportation.

2.Water piping

The API 5L PSL2 LSAW PIPE is also an ideal choice for large water projects that require high pressure piping. Its durability and corrosion resistance make it suitable for long-term use in water supply systems, ensuring a reliable water supply to urban areas and industrial facilities.