API SPEC 5L PSL1 Longitudinal Submerged Arc Welded Pipes According to the differences of manufacturing equipment and technology,LSAW is divided into ....
API 5L Gr.B Straight Seam Submerged Arc Welding Pipe The LSAW steel pipe is the steel pipe whose weld seam is parallel to the longitudinal direction ....
Big Diameter S355JRH LSAW Steel Pipe For Construction Longitudinal Submerged Arc Welding is a specific welding technique used in pipe production where ...
56 Inch API SPEC 5L PSL1 PSL2 LSAW Steel Pipe For Gas Pipeline API SPEC 5L PSL1,PSL2 LSAW Steel Pipe Used For Conveying Gas, Water And Oil LSAW steel ...