steel pipe and tube

1ERW WELDED steel pipe and tube
2rectangular intersection pipe a
3a*b:10*20~70*140
4thickness(mm)0.6~4.0
ERW WELDED steel pipe and tube

rectangular intersection pipe a
a*b:10*20~70*140
thickness(mm)0.6~4.0

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

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