... ),H11(size20-400mm,H10(size20-250mm),SKD11(size20-160mm),1.2367(size20-250mm) H13(size20mm-400mm),D2(size20mm-160mm),H11(size20-400mm,H10 ... in work 600 oC.ESR products has macrostructure well EFER steel had cleanlingness evidently ERS and EFER had all higher iso ... mostly ,for copper alloy could use.Mechiaincal press forhing of steel could use alsoHeat treatmenthardening usual 1000-1040oC oil or blast ...