... Hot work tool steel H13/DIN1.2344/SKD61 Forging,Annealing, Hardness:180~255HBS, EAF ... material hot work tool steel(H13/DIN1.2344/SKD61)Feature:1)Comparable steel:H13(USA,ASTM);DHA1 ... Datong,Japan);4Cr5MoSiV1(China);1.2344(Germany DIN);SKD61(Japan,JIS)2) Chemical composition:C Si MnCr ... Under upper hot initensity and rigidity ;under middle temperature,have good tenacity,hot tirdness nature and definite ...