... 2.Flat Bars 3.die blocks 4.Mould steel 1. Grade: H13, 1.2344, 1.2345, S104, 25Cr2Ni4MnMoA, 17-4PH, Cr12MoV, 20CrNi4, 10Ni3MnCuAl, FT418 ... to your requests3. Used for manufacturing oversize and large plastic mould, delicate and long-lifetimemould, pressure-casting die steel .4.Good ...