Carbon Steel Tubes for General Structure
CNS 4435 JIS G3102
STK 290、STK 400、STK 500、STK 490、STK 540
Round Tube
| Outside Diameter | Wall Thickness |
|---|---|
| 21.7 mm | 2.0 mm |
| 27.2 mm | 2.0 mm 2.3 mm |
| 34.0 mm | 2.3 mm |
| 42.7 mm | 2.3 mm 2.5 mm |
| 48.6 mm | 2.3 mm 2.5 mm 2.8 mm 3.2 mm |
| 60.5 mm | 2.3 mm 3.2 mm 4.0 mm |
| 76.3 mm | 2.8 mm 3.2 mm 4.0 mm |
| 89.1 mm | 2.8 mm 3.2 mm |
| 101.6 mm | 3.2 mm 4.0 mm 5.0 mm |
| 114.3 mm | 3.2 mm 3.5 mm 4.5 mm |
| 139.8 mm | 3.6 mm 4.0 mm 4.5 mm 6.0 mm |
| 165.2 mm | 4.5 mm 5.0 mm 6.0 mm 7.1 mm |
| 190.7 mm | 4.5 mm 5.3 mm 6.0 mm 7.0 mm 8.2 mm |
| 216.3 mm | 4.5 mm 5.8 mm 6.0 mm 7.0 mm 8.0 mm 8.2 mm |
Thickness Tolerance：±0.3mm (under 3mm) , ±10% (more than 3mm)
Length tolerance is plus 25mm or minus 0mm, and it can be made on demand if you have special needs.
