... die steel H12 3cr2w8v SKD5 Applied in press forging mould, hot extrusion mould, forging mould, shearing mould, casting die specificationdie ... and good harden ability.ApplicationsApplied in press forging mould,hot extrusion mould, forging mould,shearing mould,casting die and ... -54Tempering, 550-650°C,tempering twice ,2 hours each time,HRC=40-50Annealing; isothermal annealing, heating temperature 840-880 ...