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焊接金属有哪几种方式

更新时间: 2020-06-28 00:00:00     

焊接金属的方式如下:

熔焊,在焊接过程中将工件接口加热至熔化状态,不加压力完成焊接。熔焊时,热源将待焊两工件接口处迅速加热熔化,形成熔池。熔池随热源向前移动,冷却后形成连续焊缝而将两工件连接成为一体。压焊,在加压条件下,使两工件在固态下实现原子间结合,又称固态焊接。常用的压焊工艺是电阻对焊,当电流通过两工件的连接端时,该处因电阻很大而温度上升,当加热至塑性状态时,在轴向压力作用下连接成为一体。钎焊,使用比工件熔点低的金属材料作钎料,将工件和钎料加热到高于钎料熔点、低于工件熔点的温度,利用液态钎

关键词: 焊接 金属 方式

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