... standard 5. Annealed hardness:HBS<=220 4Cr5MoSiV1,4Cr5MoSi1V1,DT203,FT413,H13,1.2344,X40CrMoV5-1,SKD61,DHA1,8402,8407 is the different abr. of ... H13 hot die steel in different contries. Hot die steel is widely used in ... small heat treatment deformation. Usually used in the manufacture of aluminum products with the die casting die, hot extrusion die, perforated ...