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螺丝锈住了怎么办
更新时间: 2020-09-25 00:00:00  

敲,锈蚀严重的螺钉不可用扳手硬拧,以防拧滑棱角、拧断螺钉或拧坏扳手,此时,可用铁锤轻轻敲击扳手的手柄,锈蚀的螺钉常会松动以便拧下;滴,锈蚀不严重的螺钉,可以先试试滴水,如果还是拧不开可沿螺钉、螺母缝隙滴入少许机油或菜油,配合钢丝钳、扳手,往往可以轻松地旋开;冲,有些螺钉顶部的一字口或十字口变形,无法用螺丝刀、扳手、钢丝钳卸出,可采用冲击法,首先用铁锤和平口螺丝刀在螺钉顶部垂直面冲击一个V形槽,然后调整平口螺丝刀角度,沿螺纹旋出的方向冲击,将螺钉冲松后,即可用钢丝钳将螺钉旋出。

关键词: 螺丝 怎么办

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