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螺丝帽拧圆了怎么办
更新时间: 2019-04-19 00:00:00  

WD40喷在丝牙上,向下敲震一下螺丝。用小一号的开口扳手,将板手硬敲在螺丝帽上再拧一次。涂上机油后,电焊接一个螺丝帽上去,电焊一加热,即可轻松拧下来。

螺丝帽,术语叫:螺母。螺母的六角(或四角,因螺母形式而定),使用活口扳手,因间隙过大与螺母不符,导致螺母几乎接近圆形,无法使用套筒扳手、梅花扳手、呆扳手拆卸时,可以用管钳紧固或拆卸螺母。根据螺母正反扣,以及拆卸或紧固方向选择管钳扭动方向。根据螺母尺寸,选择适当的管钳钳口尺寸。

关键词: 螺丝帽 怎么办

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