Alloy surcharges 2019 Dec : Spring steel Strip 1.4310 : 1,79Spring steel strip 1.4310 (increased Mo) : 1,87 Spring steel wire 1.4310 : 1,82Stainless steel strip 1.4301 : 1,61Precision steel strip 1.4301 : 1,93Stainless steel wire 1.4301 : 1,95Precision steel strip 1.4404 : 2,78Stainless steel wire 1.4404 : 2,81