Square & Rectangular steel pipe(seamless or welded)

1)Standards:API 5L,ASTM, GB/T9711.1-1997, ,GB/T8162-2008,GB/T8163-2008, etc.

2)Sizes:a)OD:10mm*20mm-500mm*600mm

        b)Wall Thickness:0.6mm-20mm

3)Steel grade: A106GrB,ASTM A53GrB 20#,16Mn,Q235B,Q345B, etc.

4)Surface treatment:Black painted or galvanized etc.

5)Marking:the sizes,steel grade or the standard can be marked on the pipe

7)Place of origin:Cangzhou city,Heiei Province,China

8)Package:Standard export package or packed in hexangular bundles with strong steel strip or as the customers ' requirements.

If you have any demand please contact us.