Mechanical Tubes for the Crane Industry
High strength fine grain seamless hot finished steel pipes
- Pipe for boom chords / lattice booms
- Typical application: crawler cranes
Steel grades acc. to SEW 090-2
Grade | Tensile strenghts | yield strenghts |
S690QL1 | 110-140 ksi | 100 ksi > |
S770QL1 | 120-145 ksi | 110 ksi > |
S890QL1 | 140-160 ksi | 130 ksi > |
Other steel grades upon request.