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  99线上网赚论坛 > 产品展示 > 球形封头

球形封头

作者:admin 日期:2014-02-22 14:55:29 点击: 次

球形<a href=http://taobaotmw.com target=_blank class=infotextkey>封头</a>.jpg

  球形封头也称为球型封头,就是以球壳的球冠部分所形成的封头,有半球形封头和无折边球性封头两类。压力容器多采用半球形封头作为端封头,其优点是在同样容积下表面积最小,相同承压条件下需要的厚度最薄,从节省材料和强度上看,是最合理的。无折边球形封头与简体用角焊缝连接,常用作容器中两独立受压室的中间封头,也可作端封头。

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