Rectangular And Square Steel Pipe - Q235/q345 Steel, 15-400mm, Black Finish, 0.4-16mm Wall Thickness, Mechanical & Shipbuilding Uses

We are engaged in offering excellent quality Rectangular And Square Steel Pipe to our valuable clients.

Specification:
1. Outer diameter:15*15-400*400mm
2. Wall thickness:0.4-16mm
3. Length:1-12m

Quality assurance:
1.Standard:GB,ASTM,JIS,DIN,BS,EN
2.Material:Q195, Q235,Q345,10#,20#,ASTM A106
3.Sample:We are accept your sample requirement.
4.Test:Eddy current / hydrostatic/ Intergranular Corrosion or according to customers' request.
5.Certificate:API, CE ,ISO9001.2000.MTC etc
6.Inspection:BV,SGS,others is appliable.

Processing technique:
1.Process method:cold drawn, high frequency welded.
2.Polishing:600#,400#, 320#, 240#, 180#.etc.
3.Surface Finish:Blank,Black,Bright and Galvanized,and any other special dimensions are available
Packing:
Inner:bundles packing, plastic bag cover every pipe
Outer:woven bag, wooden case
Usage:
Mechanical & manufacture, Steel structure,Shipbuilding, Bridging.