|
Axles
Tenaris manufactures and commercializes a wide variety of long, cut to length hot rolled and hot rolled + quenched & tempered C-Mn steel tubes for suspension arms as well as trailer axle beams (tubes with friction welded spindles). The friction welding process allows joining tubes and spindles with different materials and mechanical properties.
| Application |
Suspension arms, Trailer axles |
| Manufacturing process |
Hot Rolled |
| Steel grades |
SAE 1030, SAE 1527, EN E 355 (ST 52) |
| Size range |
Outer Diameter |
4-6” (101.6-152.4 mm) |
| Wall Thickness |
0.250-1” (6.35-25.4 mm) |
| Mechanical properties |
Low grade (as Rolled) |
Minimum Yield strength |
50 Ksi (345 Mpa) |
| Minimum Tensile strength |
66 Ksi (455 Mpa) |
| Elongation |
15% |
| High grade (Q&T) |
Yield strength |
100 Ksi (690 Mpa) |
| Tensile strength |
115 Ksi (795 Mpa) |
| Elongation |
20% |
| Delivery conditions |
As Rolled, Quenched & Tempered |
|
|
