亚洲成av人无码综合在线观看,在线观看av永久,亚洲精品色AV无码看,色爱无码AV综合区老司机非洲,麻豆国产96在线日韩麻豆,91丨九色丨首页在线播放,国产精品边做奶水狂喷无码,2021国内精品久久久久精免费,手机看片久久国产永久免费,91人妻日韩人妻无码专区精品

<fieldset id="6s0gq"></fieldset>
<blockquote id="6s0gq"><dfn id="6s0gq"></dfn></blockquote>
<fieldset id="6s0gq"></fieldset>
    <strike id="6s0gq"><input id="6s0gq"></input></strike>
    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

    日韩av经典一区二区| 日韩小视频网站hq| 久青草六在线观看视频| 狠狠躁天天躁无码中文字幕| 中文无码影院| 乱色精品无码一区二区国产盗| 激情无码人妻又粗又大中国人| 国产乱码一区二区精品| 和艳妇在厨房好爽在线观看| 成人久久18免费网站| 中文字幕一区二区人妻| 美女免费精品高清毛片在线视| 欧美午夜小视频| 国产精品大片中文字幕| 亚洲AV永久无码精品三区在线| 人妻出轨无码中文一区二区| 日韩欧美中文字幕在线精品| 老太脱裤子让老头玩xxxxx| 国产成人免费视频精品一区二区| 最新亚洲人成网站在线观看| 国产丰满大乳无码免费播放| 精品国产一区二区二三区在线观看| 三级国产在线观看| av在线免费播放成人| 强开少妇嫩苞又嫩又紧九色| 宅男噜噜噜66在线观看| 亚洲AV无码乱码国产麻豆| 国产精品成人av四季| 久久人妻一区二区三区| 亚洲欧美日韩愉拍自拍美利坚| 99无码中文字幕视频| 啊灬啊别停灬用力啊无码视频| 日韩一区二区成人av| 日韩av毛片在线播放| 国产成人啪精品视频免费APP| 亚洲日韩高清无码| 少妇亚洲精品在线的免费视频| 亚洲国产成aⅴ人天堂无码| 欧美日本视频在线观看| 中文字幕有码在线观看| 国产精品亚洲成在人线|