| 摘要 |
A hot work implement, such as a press forging die and analogous products, which has excellent secondary hardening and temper resistance, toughness, wear resistance, and machinability properties as contrasted to products currently on the market, said implement being economically competitive with existing implements and having the following nominal composition by weight per cent in its broadest embodiment: }C .15 - .35 }Mn .50 - .90 }Si .15 - .40 }Ni 1.0 - 3.5 }Cr .5 - 4.5 }Mo .5 - 3.0 }V .2 - 1.0 }Al .01 - .
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