铬锰氮钢铸件，是冶金企业生产烧结矿用烧结机中的易损重要备件。
CrMnN steel casting is the key for sintering machine to produce sintering mine in metallurgy enterprises.
结果表明，合金元素碳、氮、锰、钛、铬、镍、钒对耐磨性都有贡献，时效处理更显良好效果。
The results show: alloying elements carbon, nitrogen, manganese, tungsten, chromium, nickel, vanadium contribute to the wear-resistance. The effect of ageing is prominent.
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