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Tianjin Yuantai Derun Pipe Manufacturing Group Co., Ltd., established in March 2002, is the biggest manufacturer specializing in  ERW square&rectangular tube/pipe, hollow section structure pipe, galvanized pipe and spiral welding pipe in China. Annual output reaches 5 million tons.Yuantai Derun has 59 production lines of black ERW pipe, 10 production lines of galvanized pipe and 3 production lines of spiral welding pipe. Square pipe from 20*20*1mm to 500*500*40mm, rectangular pipe from 20*30*1.2mm to 400*600*40mm,  welded pipe from 2”—60” can be manufactured. Yuantai Derun can manufacture square rectangular pipes as per the standards of ASTM A500, JIS G3466, EN10219, DIN2240, BS1387, AS1163.

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January 1993

Key team members of Yuantai Derun group began technical job in Tianjin Daqiuzhuang tube factory.

June 2002

Tianjin Yuantai Industry & Trade Co., Ltd. was founded, specialize in square, rectangular hollow steel pipe, hot galvanized welded (hot dip galvanized) square tube, the registered capital is USD 10 million.

May 2004

One of Yuantai subsidiaries Tangshan Lituo Steel Tube Co., Ltd. was established, specialize in square rectangular straight welded hollow steel pipe, registered capital is USD 10 million.

April 2005

Yuantai Steel Square Pipe Co. Ltd. was established, specialize in square welding hollow steel tube and galvanized tube, the registered is USD 2 million.

March 2010

Tianjin Yuantai Runxiang commercial trade company was established, specialize in strip steel trade, galvanized pipe agent, etc., the registered capital is USD 2 million.

March 2010

Tianjin Yuantai Derun pipe manufacturing group Co. Ltd. was formally established, marking that the production of high-frequency welded black, galvanized square pipe, spiral welded pipe, pipe logistics and pipe trade as one of the large-scale joint enterprise Yuantai Derun group was formally established, the group registered capital is USD 20 million.

March 2010

Tianjin Yuantai Derun Investment Co., Ltd. was formally established, specialize in steel pipe industry chain,lower industry mergers and acquisitions and industrial real estate development, the registered capital is USD 2 million.

August 2013

Tianjin Derun Runfeng pipe manufacturing Co. Ltd was established, specialize in hot galvanized (hot galvanizing) processing business, the registered capital is USD 8 million.

March 2015

Tianjin Yuantai Yuanda anti-corrosion insulation pipe Co., Ltd. was established, specialize in spiral welded pipe production and sales, the registered capital is USD 2 million.

August 2015

Tangshan Yuantai Derun Pipe Co., Ltd. was established, specialize in steel strip, steel pipe trade, registered capital is USD 1 million.

March 2016

Tianjin Yuantai Derun International Trade Co., Ltd was established,mainly engaged in international import and export business for Yuantai Group, registered capital is USD 2 million.

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JCOE pipe-LSAW Steel pipe-TIANJIN YUANTAI DERUN PIPE MANUFACTURING GROUP CO., LTD-
LSAW Steel pipe

Home >> products >> Steel Pipe & Steel tube >> LSAW Steel pipe

JCOE pipe
JCOE pipe
JCOE pipe
JCOE pipe
JCOE pipe

Outer Diameter: 406mm-2032mm
Thickness: 1.24mm-63.5mm
Length: Customized

Outer Diameter

406mm-2032mm

Wall Thickness

1.24mm-63.5mm

Standard

ASTM A53, BS1387-1985, API 5L standard

Material

Q195, Q235, Q345, ASTM A53 Gr.B, API 5L Gr.B, etc.

Ends

1) Bared
2) Black Painted (varnish coating)
3) galvanized
4) Oiled
5) PE,3PE, FBE, corrosion-resistant coating, anti-corrosion coating

Technique

Electronic Resistance Welded (ERW )

Double Submerged Arc Welded (DSAW)

Electronic Fusion Welded (EFW)

Section Shape

Round, Square, Rectangular

Delivery

Container, Bulk Vessel

About Our Quality

1) No damage, no bent

2) no burrs or sharp edges and no scraps

3) Free for oiled&marking

4) All goods can be checked by third-party inspection before shipment

others

SCH20,SCH40,STD,XS,SCH80,SCH160,XXS


JCOE pipe.jpg


LSAW pipes, also known as Longitudinally Submerged Arc Welded pipes, are widely used in various industries, including oil and gas, chemical, and construction. LSAW pipes can be classified into different categories based on their production process, including UOE, JCO, and RBE.

The first type of LSAW pipe is UOE, which stands for U-O-E. These pipes are made from steel plates that are bent into a U shape, then an O shape, and finally an E shape. UOE pipes are known for their high dimensional accuracy, strong resistance to corrosion, and excellent mechanical properties.

The second type of LSAW pipe is JCO, which stands for J-C-O. JCO pipes are made by forming a steel plate into a J shape, then welding two pieces of steel together to form a C shape, and finally welding the C shape to form an O shape. JCO pipes are characterized by high circumferential weld strength, high impact resistance, and excellent weldability.

The third type of LSAW pipes is RBE, which stands for Roll-Bended and Expanded. RBE pipes are produced by rolling a steel plate into a cylindrical shape and then expanding it to the required diameter. RBE pipes are characterized by their smooth surface finish, high dimensional accuracy, and excellent weldability.

LSAW pipes are classified into UOE, JCO, and RBE categories based on their production process. Each category has its unique characteristics, and the selection of the appropriate type largely depends on the specific application requirements. It is essential to consider all factors carefully to ensure that the LSAW pipes meet the desired specifications and perform optimally in their intended application.


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