Longitudinally Submerged Arc Welded Process Flow

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.

Longitudinally Submerged Arc Welded carbon steel pipes
(LSAW Pipes)with JCOE forming mode

LSAW Flow

Roller Pipes Process Flow

Range of roller pipes: Outer diameter: Ф1200-3800mm  |  Wall thickness: 12-120mm  |  Unit length (max) 3.2m.
Roller Pipes Process Flow

Large-diameter thick-walled seamless steel pipe

Large diameter thick-walled seamless steel pipe refers to a pipe that out diameter is above 159mm.

27SiMn Thick walled pipe
27SiMn Thick walled pipe
16Mn Thick walled pipe
16Mn Thick walled pipe

Size range:

Material:10#, 20#, 35#, 45#, 16Mn, 27Simn, Alloy , etc.

More information for seamless pipes.


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