狠噜噜狠狠干,奇米777在线观看视频,少妇伦子伦精品无码视频,av天堂综合

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

久久久亚洲AⅤ无码精品色| 久久少妇洗澡| 欧美劲爆第一页| 中文人妻熟妇乱又伦精品视频 | 欧妇女乱妇女乱视频| 色色色色色区| 亚洲VA欧美VA国产综合| 成 人 黄 色 网 站 视频| 亚洲AV旡码高清在线观看| 欧洲码亚洲码一区二区在线观看| 国产乱剧情二区| 久久久久精品国产四虎2021 | 久久久国产精品无码免费专区| 粉嫩国产一区| 亚洲av中文久久精品国内| 欧美成人国产精品高潮| 日本乱偷人妻中文字幕| 沈阳45女人高潮越来越大| 国产最新原创高跟在线| 性欧美乱妇高清come| 亚洲高清最新AV网站| ccyyC0m草草影院成人91| 中文字幕在线无码一区二区三区| 中文字幕无码久久一区| 欧美日韩亚洲国产| 日韩AV无码麻豆| 天堂AV影院| 国产无码小视频| 精品老熟女一区二区| 国语自产偷拍在线观看| 国产娇妻视频| 亚洲最新地址| 毛片网站播放| 精品无码av毛片一区二区三区| 黑人av无码一区| 草草剧院在线| 欧美性JiZZ18性欧美| 色九月亚洲综合网| 7777米奇影视一区二区三区| 久久无码中文字幕东京热| 国产精品99久久免费观看|