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Longitudinally Submerged Arc Welded Steel pipes list

LSAW (Longitudinally Submerged Arc Welded Steel pipes) in leaflets plate as raw material, the steel plate in the mold or molding machine pressure (volume) into using double-sided submerged arc welding and flaring from production.
LSAW Steel Pipe For Oil & Gas pipeline
Material: As per API 5L, the steel grade covers X80 and lower,
Size Range: Dimension: Outer diameter: Ф406-1524mm,   |   Wall thickness: 6-40mm  |  Unit length: 8-12.1m
Material X52
Material X52 (Ф812.8*19.1)
Material X60
Material X60 (Ф762*17.5)
Material X70
Material X70 (Ф712*15.9)
Material  X70
Material X70 (Ф753*17.9)
Material X52
Material X52 (Ф912.8*21.3)
Material X52
LSAW Steel Pipe For Construction
Size range: Outer diameter: Ф350-1600mm   |   Wall thickness: 6-60mm   |   Unit length: 6-12m.
Material Q345B
Material Q345B (Ф406*25 )
Material Q390GJC (Ф762*17.5)
Material Q345C
Material Q345C (Ф1000*40)
Q345B (Ф900*38)
Material Q345B
Q345B (Ф1150*55)
Material Q345B
Q345B (Ф1000*36)
Roller Pipe
Size range: Outer diameter: Ф1200-3800mm  |  Wall thickness: 12-120mm  |  Unit length (max) 3.2m.
Material Q235B
Material Q345B (Ф5440*28)
Material Q235B (Ф4500*22)
Material Q16MnR (Ф2500*60)
Thick Walled Large Diameter LSAW Pipe
Our mills has introduced advanced U.S. Lincoln automatic welding devices, and the international production of West German high-end quality JCOE molding technology, professional production of large diameter thick wall straight seam double submerged arc welding production line 4, the advanced German steel production equipment, with high technology, advanced technology and so on, straight seam steel several participating countries and the fluid transmission of major structural engineering projects, the company has become the designated use of structural steel enterprises, low pressure fluid supply pipe unit.
Size: OD :351-1050mm, thickness :8-30mm
material: 20 #, 16Mn, Q235B, Q345B, X42, X52, alloy steel, stainless steel.
More information of Thick walled pipes
Thick walled steel pipe
630mm*18mm Material:X70
Export to America
Mechanical Tooling Pipe
Material Q235B
Material Q235B
Material Q345B
Size: Ф406*19.0
Material Q345B
Note: R:Roundness, S:Straightness
For information of Longitudinally Submerged Arc Welded carbon steel pipes, click here.

UOE (Uing and Oing forming) Pipes

UOE mill adopts Uing and Oing forming, the formed pipes are welded inside by five internal welding stations with three wires for each weld,and welded outside by four external welding stations with three wires for each weld.
Throughput: 400,000 MT
Outside Diameter : Φ508-Φ1118mm (20"-44")
Wall Thickness : 6.4-25.4mm (1/4"-1")
Ouality Standards : API, BS, ASTM , JIS, DIN, GB , ISO, DNV
Length : 9-12.2m (30'-40')
Grades : GB/T9711 L190-L555 (API 5L A-X80)
We are able to provide customers with quality products and perfect service.
If you want to know more information, please kind to visit our website.
Manufacturing Process:
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