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普通钢铁在低温多少度会变脆
更新时间: 2020-10-14 00:00:00  

普通钢铁在200多摄氏度下会变脆。

温度低使的金属分子间的活动力降低,物质的刚性会升高,失去了原来的硬度、韧性,不再结实了,简单说就是越不能承受形变,所以接受外力就容易断裂,但会不会变脆也要视情况而定,比如面心立方的材料就没有低温韧脆转变。

关键词: 普通 钢铁 低温 多少

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