Calibrated Steels for Cementation
Steels for high mechanical stress, with high surface hardness and good core toughness.
![](http://www.tuyper-sa.com/wp-content/uploads/2021/12/IMG_9996_web-scaled.jpg)
Calibrated Steels for Quenching and Tempering
Steels with high-impact and torsional resistance.
(*) Low pre-annealing
![](http://www.tuyper-sa.com/wp-content/uploads/2021/12/IMG_0010_web-scaled.jpg)
(*) Low pre-annealing