ERW WELD steel pipe and tube

1ERW WELD steel pipe and l tube
2circular pipe
3dia.(mm):12.7~114
4thickness(mm)0.5~4
5ISO9001
ERW WELD steel pipe and l tube
circular pipe
dia.(mm):12.7~114
thickness(mm)0.5~4
Surface treatment
1.black without surface treatment
2.white without surface treatment
3.hot dipped galvanized
4.zinc-plate
5.made with pre-galvanized steel plate
ISO9001
best price