• <noscript id="cc8cc"><dd id="cc8cc"></dd></noscript>
    <noscript id="cc8cc"><optgroup id="cc8cc"></optgroup></noscript>
    <nav id="cc8cc"><sup id="cc8cc"></sup></nav>
    <nav id="cc8cc"><code id="cc8cc"></code></nav>
  • <nav id="cc8cc"><code id="cc8cc"></code></nav>
  • <small id="cc8cc"></small>
  • <small id="cc8cc"></small>
    欧美黑人性受xxxx喷水,欧美国产日韩在线播放,国内自拍av在线免费,九九久久精品免费观看,先锋av一区二区三区,成人做爰69片免费看网站,成人午夜亚洲影视在线观看,97色偷偷色噜噜狠狠爱网站
    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: 国产精品天堂avav在线| 国产亚洲AV手机在线观看| 亚洲欧美国产成人综合不卡| 网红主播国产一区在线| 日韩有码精品中文字幕| 欧美国产在线观看| 久久久精品久久久久久96| 热思思久久免费视频| 国产又色又爽又黄刺激视频| 欧美交性一级视频免费| 不卡无在一区二区三区四区| 色噜噜噜亚洲男人的天堂| 国产无遮挡又黄又爽无VIP| 林口县| 国产98在线传媒在线视频| 欧美日韩国产在线人成dvd| 盱眙县| 极品国产一区二区三区| 国产精品午夜福利在线观看地址| 91精品老司机福利在线观看| 久久久久久99精品热久久| 亚洲日韩AV秘 无码一区二区 | 色综合合久久天天综合绕视看 | 国产亚洲欧美日韩综合一区二区| 欧美人与动牲交a欧美精品| 国产亚洲自在精品久久| 国产精品大尺度尺度视频| 中国国产xxxx免费视频| 久久精品一区二区三区资源网| 国产精品视频免费网站| 亚洲男人的天堂精品一区二区| 国产精品视频超级碰| 国产成人咱精品视频免费网站| 国产精品老熟女露脸视频| 琪琪777午夜理论片在线观看播放| 成年人视频一区二区| 超碰Av一区=区三区| 99热成人精品国产免| 夜夜爽夜夜叫夜夜高潮漏水| 国产人成视频免费在线观看| 丁香婷婷六月|