plastic mold steel, P20+Ni./718, alloy steel, special steel,chinese factory

1. Chemical Composition C Si Mn S P Cr Mo Ni 0.32/0.40 0.20/0.40 1.10/1.50 ???0.030 ???0.030 1.70/2.00 0.25/0.40 0.85/1.15 Feature Mold Steel/alloy steel, 718/1.2738 is in the category generally labeled as Mold Steels. Nickel and chromium are the alloying elements for hardness and toughness. This alloy is most often used in the carburized condition. Applications Mold Steel/alloy steel, 718/1.2738 is typically used for relatively low temperature applications such as die casting dies and injection molds. 4. Sizes Round bars: Dia. 90---400mm Flats: width 200---1000mm Thickness 50---350mm Length: 2m to 7m