Copyright © 2021 Seamless Steel Pipe,Tubing and Casing, API 5L line pipe-Bestar Steel Co., Ltd.All rights reserved.
Seamless pipes & tubes (Mannesmann process)
Seamless pipe pipes & tubes (hot extrusion ・ hot hollow forged)
Electric resistance-welded pipes & tubes
Hot electric resistance-welded pipes & tubes
Arc-welded pipes & tubes (SAWL pipe (by UOE process), SAWL pipe (by Bending roll process), SAWH pipe (by Spiral process))