Square steel pipe
Standard:GB/T3094-2000,GB/T6728-2002,ASTM A500,JIS G3466,EN1029,EN10210
Process method: automatic shape, cold drawn and nitrogen protection
Packing:Painting,Caps,Bevel(beveled edges),Bundles or as per customer’s requirement
1.Special design available according to requirement
2.anti-corrosion and high-temperature resistant with black painting
3.all the production process are made under the ISO9001,ISO2000 strictly.