PRODUCT CATALOGUE
Steel Tubes for Scaffolding
Mechanical Properties
| Tensile | 340 N/mm² to 460N/mm² |
| Yield Strength | 210 N/mm² min |
| Elongation | 22%min |
Chemical Composition
| C | 0.20% max |
| Si | 0.30% max |
| P | 0.060% min |
| S | 0.060% min |
| Dimensions and Tolerance for Welded Steel Tubes | ||
| Parameter | Dimensions and Mass | Tolerance |
| Outside Diameter(OD) | 48.3mm | ± 0.5mm |
| Thickness(T) | 4.0mm | Welded Tube +0.8mm -0.4mm |
| Nominal mass per unit length | 4.37Kg/mtr | Single Tube Max -7.5% Quantities of 150m and over ± 4% |
| Length | if specified exact otherwise | ± 6.0mm Random length of 4 to 7 Mtr. |
| Straightness | - | 1/600 of length |
Electrical Conduit
| Nominal Size | Outside Diameter(OD) | Thickness(T) | Weight(KG/Mtr.) | ||||
| (mm) | Min | Max | (mm) | Class 1,2&3 | Class 4 | ||
| Min | Max | Min | Max | ||||
| 16 | 15.7 | 16.0 | 1.0+0.10 1.4+0.10 |
0.324 0.452 |
0.405 0.531 |
0.355 0.483 |
0.470 0.594 |
| 20 | 19.7 | 20.0 | 1.0+0.10 1.6+0.15 |
0.416 0.643 |
0.515 0.783 |
0.457 0.682 |
0.597 0.862 |
| 25 | 24.6 | 25.0 | 1.2+0.15 1.6+0.15 |
0.598 0.811 |
0.784 0.995 |
0.649 0.860 |
0.887 1.095 |
| 32 | 31.6 | 32.0 | 1.2+0.15 1.6+0.15 |
0.796 1.069 |
1.006 1.301 |
0.861 1.133 |
1.139 1.432 |
