... /SKT4 According to standard of GB,ASTM,DIN,JI Alloy Tool Steel And Die SteelGRADESCHEMICAL COMPOSTIONS%GBAISIJISDINCMnP≤S≤SiCrVWMoCoOTHERCr12MoVD2SKD11165CrMoV461.45-1.7 ... .5-0.81.0-1.3 2.0-2.5 Tool Steel Series Size Dia.2.0mm--320mm . Other size and ... be discussed Application: Hot work mold , Plastic Mold,Mold Pin Cutting, Tools, Punch Measurement Tools Alloy Die Steel And Tool Steel