Web718H Tool Steel Low sulphur plastic mould steel that is usually supplied in a quenched and tempered condition. The additional Ni content improves the through hardenability....
WebDec 20, 2019 · OT718H mould steel is a vacuum-melted chromium-nickel-molybdenum alloy steel, which has been quenched and tempered before leaving the factory. OT 718H mould steel has excellent...
WebJan 2, 2018 · Abstract. The effects of tempering temperature on the microstructure and mechanical properties of 718H pre-hardened mold steel were investigated. After...
WebAug 20, 2020 · Difference between 718H mold steel and P20H mold steel. (1)718H=P20H+1% Ni. (2) The hardness of 718H steel is 4HRC higher than that of...
WebJul 24, 2021 · Mould Steel Bar DY718 Vacuum degassing and ESR remelting, pure steel, sulfur content and gas content is very low (ω (S) ≤ 0.005%), excellent mirror polishing performance, etching...
WebAug 22, 2019 · (718H&P20H---HB 330-370, S136H--HB 290-330), 718H is a improved steel based on P20H, both are common used in plastic and die tools, while S136 is a high...












