Type: | Galvanized |
---|---|
Technique: | ERW |
Material: | St37,St42,S195,Q235 |
Surface Treatment: | Oiled, Painted or as Per Request |
Square |
Dimension: 20mm*20mm-600*600mm |
Rectangular |
Dimension: 40mm*20mm-700mm*400mm |
Wall thickness |
0.6mm-30mm |
Length |
5.8m-12m ,by customer's requirements |
Zinc coating |
Pre-galvanized steel square tube: 60g/m2-150g/m2; Galvanized steel square tube:200g/m2-400g/m2; |
Standards |
ASTM A500 GB/T3094 BS1387 |
Materials |
st37,st42,S195,Q235 |
Technique |
ERW Welded square tube |
Packing |
1.Big OD: in bulk 2.Small OD :packed by steel strips 3.woven cloth with 7 slats 4.according to the requirements of customers |
Usage |
Mechanical & manufacture, Steel structure, Ship building, Bridging, Automobile chassis |
Main market |
Middle East, Africa, Asia and some European country and America ,Australia |
Country of origin |
Tianjin, China |
Productivity |
10,000 Metric Tons pet Month |
Remark |
1. Payment terms : T/T ,L/C 2. Terms of trade : FOB, CFR, CIF, EXW 3. Minimum order : 20 tons 4. Lead time : on or before 30 days |
Any other questions, pls feel free to contact me. Your kindly mail will be treated seriously and reply within one work day. |
item |
Chemical composition % |
mechanical property |
||||||
steel |
C % |
Mn % |
S % |
P % |
Si % |
Yield point Mpa |
Tensile strength Mpa |
elongation % |
Q195 |
0.06-0.12 |
0.25-0.50 |
< 0.050 |
< 0.050 |
≤0.30 |
> 195 |
315-430 |
≥33 |
Q235 |
0.09-0.15 |
0.25-0.55 |
< 0.045 |
< 0.045 |
≤0.30 |
> 235 |
375-500 |
≥26 |
Q345 |
≤0.20 |
≤0.17 |
≤0.04 |
≤0.04 |
≤0.50 |
> 345 |
470-630 |
≥20 |
As you can see in the pictures , our product quality is very good .
1. Straight body
2. Well formed
3. Square cut
4. No burr
5. no impurity / No rust
6. Smooth welded line
7. Can be customized .