Extreme high strength (1100MPa)

Typical applications

Thanks to its minimum yield strength of 1100 MPa, Amstrong® Ultra 1100 enables large weight savings or support higher stresses and thus carry higher payloads.

Easy machinability
Amstrong® Ultra 1100 is easy to machine, bend and weld which simplifies production and maintenance.

Excellent weldability
The reduced carbon and alloying elements content of Amstrong® Ultra 1100 allow welding in very good conditions with excellent characteristics.


Examples of applications

Crawler crane
Mobile crane

Amstrong® 1100 is well appreciated when used in extreme applications such as:

  • Cranes booms
  • Crawler cranes
Booms of mobile crane
Booms of mobile crane
Booms of mobile crane
Booms of mobile crane
Amstrong® Ultra 1100 S 1100 QL according to EN 10025 - 6 standard