steel pipe and tube

1trapezoid pipe
2a*b:27.5*29
3thickness(mm)1.0~2.5
4ISO9001
5best price
ERW WELDED steel pipe and tube

trapezoid pipe
a*b:27.5*29
thickness(mm)1.0~2.5

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