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适宜的锰量必须与合金中鸽、铬含量及铸件壁厚(即冷却条件)相适应,才能在铸态下获得以马氏体为主的基体组织、高硬度及良好的抗磨性能。
Appropriate amount of manganese must be alloy with the pigeon, chromium content and castings wall thickness (ie, cooling conditions) to adapt to get in the as-cast martensite matrix structure, high hardness and good wear resistance.