welded pipe
短语词组
- spiris welded steel pipe 螺旋焊接钢管
- Seam welded clad pipe 缝焊包覆管
- butt welded drill pipe 对焊钻杆
- iral welded steel pipe 螺旋焊接钢管
- Welded Conveying Pipe 焊接输送管
- straight welded steel pipe 直缝管;直缝焊钢管
- welded oil pipe 焊接油管
- longitudinally welded steel pipe 直缝焊管
- Welded Line Pipe 中国的焊管 返回 welded pipe