BILSTEIN GROUP products are supplied as standard with an MA surface type, and RL surface finish. Depending on the material and thickness, an alternative type or finish can be selected, in line with DIN EN 10139 standards. Customer-specific agreements can also be reached to provide other surface finishes not covered by this standard to match the application. As an example, peak values and/or bearing ratios can be defined to aid the forming process, while at the same time, optimizing the component's properties for its final application.

The following variants and combinations are available as standard:

Tempered steels can also be supplied with the following surface finishes according to customer requirements:

Structure: ground, brushed, polished
Colour: white, grey-blue, colored (yellow, brown, blue)


Variations in detail