| Standard |
BS |
| Grade |
10#-45# |
| Thickness |
0.5 - 20 mm |
| Outer Diameter |
15mm-600mm |
| Place of Origin |
Hebei China (Mainland) |
| Section Shape |
Square |
| Secondary Or Not |
Non-secondary |
| Application |
Structure Pipe |
| Technique |
Cold Drawn |
| Surface Treatment |
Galvanized |
| Special Pipe |
API Pipe |
| Alloy Or Not |
Non-alloy |
Square steel tube Size:15mm-600mm Wall thickness:0.5mm-20mm Length:4m-13m Standard:GB/T3094-2000,GB/T6728-2002,ASTM A500,JIS G3466,EN1029,EN10210 Material:Q235,Q345,20#,ST37,ST44,ST52,SS304,SS316 ect. Process method: automatic shape, cold drawn and nitrogen protection Packing:Painting,Caps,Bevel(beveled edges),Bundles or as per customer’s requirement Applications range:Petroleum,chemical,power,gas,water,metallury,shipbuliding,aviation Quality:Frist grade Productivity:600000Tons/Year Others: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. If you needsquare steel tube pls don't hesitate to contact me.when we have a first time cooperation we will be build long cooperation relationship based on our high quality and best competitive price. Believe yourself choose!