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Cr在材料中的作用
更新时间: 2020-07-09 00:00:00  

1、在低合金范围内,对钢具有很大的强化作用,提高强度、硬度和耐磨性;

2、降低钢的临界冷却速度,提高钢的淬透性;

3、提高钢的耐热性;

4、在高合金范围内,使钢具有对强氧化性酸类等腐蚀介质的耐腐蚀能力。

关键词: cr 材料 作用

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