直缝电焊钢管
- 网络Longitudinal electric resistance welded steel tubes; Steel pipes with a longitudinal e.; ERW
直缝电焊钢管直缝电焊钢管
Longitudinal electric resistance welded steel tubes
GB/T ... ... 直缝电焊钢管 Longitudinal electric resistance welded steel tubes 1000 手动轮椅车 Manual Wheelchair 750 ...
Steel pipes with a longitudinal e.
ERW
这比直缝电焊钢管(ERW)制造的防滚杆更坚固。DOM高级钢材缺点更少，管体也小于ERW制品。