CHINA WHOLESALE MANUFACTURING THE HOLLOW SECTION/SQUARE TUBE FOR CONSTRUCTION

1. Material: Q195, Q215, Q235, Q345, ST37, ST52 and so on.

2. Pre-galvanized: Z60-120g/m²

3. Hot dip galvanized: Z260-520g/m²

4. Steel coated with zinc galvanized coating inside and out by hot-dip method

5.Tolerance: Squareness: ±0.05mm, Length: -0/+15mm,

Straightness: 0.2% of length

6. Plain, square cut ends, de-burred, black annealed, bright annealed

7 Zinc coating of minimum 350g/square meter both sides

8. Corner radius of a maximum of 10mm

9. Main Export Market:
Middle East, Southeast Asia, America, South America, Africa and so on.

(Galvanized Square Steel Tube)

GB/T3094, 6728-2002 or ASTM A500 or EN10219

30*30*1.5mm-100*100*6mm

150*150*(5-20mm)

250*250*(5-25mm)

180*180*(5-18mm)

280*280*(5-25mm)

356*356*(5-25mm)

200*200*(5-20mm)

300*300*(5-25mm)

350*350*(5-25mm)

220*220*(5-20mm)

400*400*(5-25mm)

406*406*(5-25mm)

(Galvanized Rectagular Steel Tube)

GB/T3094, 6728-2002 or ASTM A500 or EN10219

50*70*2mm--250*100*13mm

300*180*(5-20mm)

300*200*(5-25mm)

250*150*(5-20mm)

300*200*(5-25mm)

350*150*(5-20mm)

300*150*(5-20mm)

350*250*(5-25mm)

350*300*(5-25mm)

300*200*(5-25mm)

400*250*(5-25mm)

400*265*(5-25mm)

400*200*(5*25mm)

450*250*(5-25mm)

500*200*(5-25mm)

430*350*(5-25mm)

500*300*(5-25mm)

500*306*(5-25mm)

Packaging Detail:

Water-proof plastic cloth, Woven bags, PVC package, Steel strips and so on

Delivery Detail:

within 30 days after receipt of deposit