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全牙外六角螺栓與半牙外六角螺栓的區別

文章作者:華隆緊固件 發布日期:2017-08-07

全牙外六角螺栓

  螺牙都分布在外六角螺栓螺桿上,可以沿螺桿的全長分布螺牙,這叫全牙外六角螺栓;也可以在螺桿尾部一定長度內分布螺牙,而螺桿靠近螺栓頭的一段是光圓的,這叫半牙外六角螺栓。

  選擇多長螺牙的螺栓,我們必須根據實際需要來確定,例如有些承受剪切的螺栓,要求不能在螺牙處受剪。當連接的板疊比較薄的時候,螺桿光圓段就不能太長,否則就壓不緊。

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