Products

Large Diameter Steel Pipes

  • Ningbo Zhenua Steel Pipe Manufacturing Co Ltd
  • Tianjin Huayou Steel Pipes Co Ltd
  • Baofeng Inter National Trade Ltd
  • ingho Meideying 2mp & Expco Ltd

SSAW – Spirally Submerged Arc Weld

LSAW – Longititudnally Steel Arc Weld