... : S55C, P20(1.2311), 1.2312(P20+S), 718(1.2738/P20+Ni)Hot-working Mould Steel ... Mould Steel: 1.2316(3Cr17NiMo), 1.2085(3Cr17+S), SUS420(4Cr13)Mirror Mould Steel: NAK80(HPM50/10Ni3MnCuAl), ... KP1, KP4, KP4M, HMD middle and advanced steels for mould industry.2. We can work with everything from ... -2001 certifications, Manufacture License of Special Equipment People’s Republic of China TB2710T86-2016, D&B D- ...