一区二区在线不卡-希岛爱理在线-天堂а√8在线最新版在线-亚洲欧美日韩国产专区一区-人妻精品无码一区二区三区-在线一级片

Service Hotline
086-577-86923687
Current Location:Home - News - Industry News
Head types and production methods
Release Time:2011-11-23  Views :
Category Head
 
Head Material can be divided into: plastic, stainless steel seal top, head products are mostly male, cone shell, adjustable sections, flat lid and tightening the mouth. Wherein the convex head (sometimes referred to by the shape classification) comprising: a hemispherical head, oval head, dished head and a spherical cap-shaped head.
Head of manufacturing methods
a) Small head: the overall shape;
b) large and medium-sized head: first splicing molding - the most widely used, mainly for the requirements of the standard in terms of it;
c) large head: because of factors such as transport and open file request to split forming, after welding together.
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： 国产精品一区二区三区美女 | 久久精品国产亚洲无删除| 亚洲αv久久久噜噜噜噜噜| 在线天堂av一区二区| 狠狠色婷婷久久综合频道日韩| 免费a级午夜绝情美女图片| 日本熟妇乱子伦xxxx| 国产精品久久久影视青草| 日本孕妇潮喷高潮视频| 国内揄拍国内精品人妻浪潮av| 日韩午夜理论免费tv影院| 无码人妻精品一区二区蜜桃网站 | 男男19禁啪啪无遮挡免费| 国产一性一交一伦一a片| 久久精品国产99精品国产2021 | 伊人久久精品av一区二区| 又大又粗又爽18禁免费看| 亚洲国产精品电影人久久 | 亚洲av无码国产精品色软件| 亚洲乱亚洲乱妇在线| 亚洲日韩国产av中文字幕 | 亚洲精品av一二三区无码| 亚洲精品国产肉丝袜久久| 亚洲a片国产av一区无码| 欧美精品a∨在线观看| 国内少妇毛片视频| 国产丝袜在线精品丝袜不卡| 2021国内精品久久久久精免费 | 国产午夜成人精品视频app| 久久精品人人做人人爽97| 国产精品久久久久7777| 国产成人高清精品免费软件| 两个人的www免费视频| 日本熟妇hdsex视频| 日韩乱码人妻无码中文字幕| av人摸人人人澡人人超碰小说| 欧洲熟妇精品视频| 久久久国产打桩机| 一本无码中文字幕在线观| 日韩高清在线观看永久| 欧美久久久久久一区|