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厚壁直缝钢管存在磁性怎么解决?

作者: 来源: 日期:2019-08-21 15:52:43 人气:0

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  厚壁直缝钢管发生磁性是因为马氏体或铁素体是带磁性的,因为锻炼时成分偏析或热处理不妥,会形成奥氏体304不锈钢中少数马氏体或铁素体安排。这样,厚壁直缝钢管中就会带有微弱的磁性。

厚壁直缝钢管存在磁性怎么解决?

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