![](https://sorbit.si/public/uploads/a47a437ee917572b73a45c59b249d32cqc.jpg)
Quality control
All the rolls from SORBIT are checked to the highest grade
All the rolls from SORBIT are checked to the following and delivered with the acc. certificates:
- Chemical analysis of the steel
- Ultrasonic testing for material inclusions and defects
- Hardness testing with an allowed tolerance of +/- 1HRC
- Ferro-flux test for surface cracks
- Dimensional control