... leading factory of special steel industry in China.Produce various of mold steel,tool steel, alloy steel,stainless steel and Round/Square/Flat ... bar Forging.The usual grade are as below:Plastic Mould Steel: S55C, P20(1.2311), 1.2312(P20+S), ... 718(1.2738/P20+Ni)Hot-working Mould Steel: H13(1.2344/SKD61), EFS H13(8407), 1.2714 ... we’ll try my best to satisfy your needs. cold work mold steel DC53