• <video id="2g30a"></video>
    1. <bdo id="2g30a"><mark id="2g30a"></mark></bdo>
        <i id="2g30a"><del id="2g30a"></del></i>
      • <sub id="2g30a"></sub>
        国产成人区在线观看视频,国产美女流白浆的免费视频,国产精品极品美女自在线看免费一区二区,亚洲色大成网站www永久在线观看,性欧美videoshd,2020国产欧洲精品网站,日本一二三区高清免费播放器,亚洲成A人V欧美综合天堂麻豆
        Service Hotline
        086-577-86923687
        Current Location:Home - News - Company News
        Features cap head comparison
        Release Time:2011-12-19  Views :
        Caps and head are very similar in appearance, as well as colleagues said today as the head of the sub-image pan. Caps and head the main difference between them on the inside diameter size, and scope. In this paper, pipe caps and head their own characteristics compared as follows:
         
        Just plug cap pipe, DN will use more than 300 head in place, if confined to strength check. Caps and head shape similar to stainless steel head with more than, cap size is relatively small and can be forged; head size is relatively little large, generally use pressed steel, pipe caps are generally used for the ends of the tube, with head in up and down (vertical devices) or parts of left and right ends (horizontal equipment) container device;
         
        Head is the inner diameter, such as 1 meter, refer to the inner diameter of the cap portion of the transition is not a requirement (unlike standard oval), general manual can only be found in the diameter and length, and a long straight edge portions .
        Key Words : 封頭
        Products
        Elliptical head
        Elliptical head
        Butterfly head
        Butterfly head
        Spherical head spin edge
        Spherical head spin edge
        Flat Head
        Flat Head
        Spherical head
        Spherical head
        Bow bottom head
        Bow bottom head
        Conical head
        Conical head
        Spherical cap shaped head
        Spherical cap shaped head
        Insulation panel
        Insulation panel
        Expansion Joints
        Expansion Joints
        Jacket (cylinder) rotation side
        Jacket (cylinder) rotation side
        Manhole flange
        Manhole flange
        NAVIGATION
        Wenzhou Shangshang Metal Products Co., Ltd.
        Add : 208,Zhanhong Road,Dushan,Longwan CentralIndustry,Wenzhou
        Tel : 086-577-86923687 85981288  Fax : 086-577-86913687
        All Rights Reserved © 2016 Wenzhou Shangshang Metal Products Co., Ltd    Zhejiang ICP No. 08,005,782
        • Follow Us

          Follow Us

        主站蜘蛛池模板: 蜜臂久久99精品久久久久宅男| 国产av剧情md精品麻豆| 免费无码va一区二区三区| 国产成人精品午夜二三区波多野| 国产亚洲一二三区精品| 国产精品无码作爱| 在线播放亚洲欧美日韩| 国产高跟鞋丝袜在线播放| 精品人妻少妇嫩草av专区| 中文字幕精品久久久久人妻红杏Ⅰ| 日本韩国国产精品一区| 亚洲精品无人区一区二区三区| 精品人妻天天做天天做天天爽| 国产精品思思热在线| 成人永久在线| 日日夜夜噜噜视频| 久久久久国精品产熟女久色| 国产,精品,无码,丝袜| 黑人狂躁日本妞| 人妻无码视频一区二区三区| 久久99久久99精品免视看| 欧美人与zoxxxx另类| 国产一区二区三区视频| 亚洲精品成a人| 熟女中文字幕| 丝袜美腿亚洲综合在线观看视频| 日本A在线| 国产乱妇乱子视频在播放| 国产av制服丝袜| 亚洲日韩欧洲乱码av夜夜摸| 开远市| 国产婷婷综合在线视频中文| 久久精品国产99久久六动漫| 亚洲欧美日韩成人综合一区| 99久久精品午夜一区二区| 97av视频在线观看| 日本va欧美va国产激情| 67194欧洲| 国产一起色一起爱| jizzjizz在线观看| 国产亚洲色婷婷久久99精品|