Alloy surcharges 2024 May : Spring steel Strip 1.4310 : 2,44Spring steel strip 1.4310 (increased Mo) : 2,73 Spring steel wire 1.4310 : 2,61Stainless steel strip 1.4301 : 2,16Precision steel strip 1.4301 : 2,59Stainless steel wire 1.4301 : 2,78Precision steel strip 1.4404 : 4,20Stainless steel wire 1.4404 : 4,42

Guide values for heat treatment and minimum hardness for material in hardened condition according EN 10132-4, table A.2

Material C67S C75S C85S C100S
Austenising temperature ° C 815 to 845 810 to 840 800 to 830 790 to 820
Cooling medium Oil Oil Oil Oil
Minimum hardness in hardened condition, without tempering
...hardness according Rockwell (HRC) 59 60 61 61
...hardness according Vickers (HV) 670 700 720 720