Scanning electron microscope image of Sorbitex textured strip with optimal structure for highly stressed springs
Sorbite

SORBITEX® textured steel strip for reliable springs

High spring tension

Constant balancer limiting force, smooth and uniform retraction of the vacuum cleaner cord and maximum seat belt reliability: SORBITEX® textured steel strip is ideal for the production of springs that are subjected to particularly high stress.

 

Maximum tensile strength and a long service life

A key property of SORBITEX® textured steel strip is the material's strong direction-dependent spring tension. It has a tensile strength of up to 3,000 MPa (435 ksi), which gives this type of material an extraordinary load-bearing capacity. With a yield/tensile ratio (Rp0.2/Rm) of >95 percent, SORBITEX® retains its strength, even under constant operation, and has a long a reliable service life. Thanks to its high formability, the material is also suitable for deep-drawing processes. When it comes to to use of SORBITEX® textured steel strip in applications, Waelzholz always develops products with specific requirements in mind. How can we meet your project requirements?

 

Employee operating rolling mill for Sorbitex textured strip with high forming performance and tight thickness tolerances

Unique rolling process

After fine-scale pearlitic (sorbitic) hardening and tempering, the SORBITEX® textured steel strip is rolled an additional time with high deforming capacity – a step which is not performed during the manufacturing of bainitic and martensitic mircostructures. Our Sendzimir mills, which are used in this process, are capable of thickness tolerances of 7 µm (276 µin).

Unit system

Sorbite production range

Production range for sorbitic hardened and tempered steel strip with regard to tensile strength and material thickness.

 

 

Application examples for Sorbite

For more information on our SORBITEX® textured steel strip, please refer to the data sheets provided.

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