Hot Rolled Square Hollow Section Specifications

Q**5, Q**5, Q**5(*6Mn), *0#, *0#

ASTM A**0. BS, EN DIN

1. Black Square Steel Pipe

    No zinc coating, we can pure oil or varnish painting

2. Galvanzied Square Steel Pipe

    Zinc coated ( *****0g/m2)

    1) Pre-galvanzied steel pipe (Zinc: *****0g/m2)

    2) Hot-dipped galvanized steel pipe ( Zinc: ******0g/m2)

    3) cold-dipped galvanized steel pipe ( Zinc: ****0g/m2)

1. Plain ends;

2. Threading at both sides with plastic caps;

3. Threading at both sides with socket/coupling;

4. Beveled ends; etc

1. Water-proof plastic cloth;

2. Woven bags;

3. PVC package;

4. Steel strips in bundles;

5. As clients' request.

1. Structural steel;

2. Bridge;

3. Mechanical equipment;

4. Automobile components; etc.

1. Chemical component analysis;

2. Mechanical properties;

3. Technical properties;

4. Exterior size inspection;

5. Hydrostatic test;

6. X-ray test

1. Payment terms: T/T, L/C

2. Trade terms: FOB, CIF, CFR

1. Withi ****0 days after we receive the deposit or L/C

2. According to the order quantity