Alloy surcharges 2021 Sept : Spring steel Strip 1.4310 : 2,44Spring steel strip 1.4310 (increased Mo) : 2,60 Spring steel wire 1.4310 : 2,64Stainless steel strip 1.4301 : 2,17Precision steel strip 1.4301 : 2,60Stainless steel wire 1.4301 : 2,81Precision steel strip 1.4404 : 4,02Stainless steel wire 1.4404 : 4,24

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