ERW WELDED steel pipe and tube

1ERW WELDED steel pipe and tube
2dr pipe
3a*b:20*50~40*90
4thickness(mm)1.5~3.0
5ISO9001
ERW WELDED steel pipe and tube

dr pipe
a*b:20*50~40*90
thickness(mm)1.5~3.0

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