Professional Manufacturer Welded Square ERW Black Steel Pipe

1.Product name

Black/Mild/Welded Square steel hollow tube/pipe

2.Outer diameter:

10*10-1000*1000mm

3.Thickness:

0.5-20mm

4.Length:

4m,5.8m,6m,12m or any fixed lengths as your requirements.

5.standard:

 GB6728-2002, GB/T3094-2000, GB/T 178-2005, ASTM A500, EN 10210, EN 10210-1:2006, EN10210- 2:2006, EN10219-1:2006, EN10219-2:2006, JISG3466-88

6.Material:

 Q195, Q235, Q345(16Mn), ST37, 20#, Q390, X42-X65, H40, J55, S290,S555, STK500,S235JRH ,S275JOH,S275J2H,S355JOH, S355J2H

7.Technique:

 ERW, hot-rolled, cold rolled

8Surface treatment:

 bared, galvanized, oiled, painted to prevent rust.

9.Application: 

square steel pipe are widely used in machine-building, construction, metallurgy,made  automobile, railway construction, container support, furniture, decoration and steel structure construction.

10. Capacity:

30000 tons per month

11. MOQ: 

10 tons

12. Delivery time:

within 10-20 days or according to the customers’ quantity

13. Payment: 

T/T advance 30% and balance before shipment or against the copy of B/L or L/C at sight.

14. Package: 

packed in bundles, wrapped with steel stripes, bulk vessel, or as customers’ requirements.