HS7-4-2-5 / 1.3246 steel bar 1.Good quality and price for 10 year's experience 2.ISO9001, ISO14001, ... in open die forging and special steel material. 1.The process able material: Carbon steel, Duplex and ... Plastic Mould Steel: S55C, P20(1.2311), 1.2312(P20+S), 718(1.2738/P20+Ni)Hot-working Mould ... efficient management system.Our advantages are as follows:1)Electric Power Cost:Our smelting plant is close ...