1) Outer Diameter:1/2" to 8"(21.3mm-219.1mm)
2) Wall thickness:0.7mm-13mm
3) Length:Max. 12 meters, within 12 meters are available
4) Standard: GB3091, ASTM A53, BS1387,Q12 JH 4595-2008
5) Steel Grade: Q195/Q215/Q235/Q345/ ASTM A106
6) Application: Structure building , car chassis , shipbuilding , decoration , etc.
7) MOQ: At least 20 tons
8)Deliver Time:10-25 days after received your 30% deposits.
The chemical element of the main material:
Grade | C | Mn | Si | S | P | UTS(MPa) | YS(MPa) | EI(%) |
Q235B | 0.12-0.20 | 0.30-0.70 | 0.30 | 0.045 | 0.045 | 375-500 | 235 | 26 |
Q345B | 0.12-0.20 | 1.20-1.60 | 0.20-0.55 | ≤0.045 | ≤0.045 | 510-600 | 345 | 22 |
20#(GB) | 0.17-0.23 | 0.38-0.65 | 0.17-0.37 | ≤0.030 | ≤0.030 | 410-550 | ≥245 | ≥20 |
The detail size:
Out Diameter | Wall Thickness | Length | |
Inch | mm | mm | meter |
1/2" | 21.3 | 0.6 - 3 | 0.3-12 |
3/4" | 26.7 | 0.6 - 3 | 0.3-12 |
1" | 33.4 | 1.0 - 3 | 0.3-12 |
1.25" | 42.3 | 1.0 - 4 | 0.3-12 |
1.5" | 48.3 | 1.0 - 4 | 0.3-12 |
2" | 60.3 | 1.5 - 4 | 0.3-12 |
2.5" | 73.0 | 1.5 - 4 | 0.3-12 |
3" | 88.9 | 1.5-9.5 | 0.3-12 |
4" | 114.3 | 2.0-9.5 | 0.3-12 |
5" | 141.3 | 3.0-9.5 | 0.3-12 |
6" | 168.3 | 3.0-12 | 1.0-12 |
8" | 219.1 | 3.2-12 | 1.0-12 |
10" | 273.1 | 3.2-12 | 1.0-12 |
