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LSAW pipes

Longitudinally Submerged Arc Welded Steel pipes

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.

Range of Oil & Gas pipeline pipes:
Material: As per API 5L, the steel grade covers X80 and lower,
Dimension: Outer diameter: Ф406-1524mm, Wall thickness: 6-40mm,Unit length: 8-12.1m

Longitudinally Submerged Arc Welded Steel pipes list
Material X70 Material Q345B Range of LSAW pipes applied in construction: Outer diameter: Ф350-1600mm, Wall thickness: 6-60mm, Unit length: 6-12m.
LSAW Introduction of Equipment

Edge milling machineLaboratory

The coherence of cutter head and plate clamping system guarantees the invariable parameters during the entire milling process; accordingly it ensures the milling quality and lays a good foundation for the success of subsequent welding.
Technology Center

Material X70

A superior technology center has been establish ed including the domestic first-class chenical laboratory,mechanics laboratory,the metallographic test laboratory and welding laboratory with advanced equipments for inspection and test Accordingly,


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