久久精品农村毛片,中年人妻丰满av无码久久不卡,老司机亚洲精品影院无码,无遮无挡爽爽免费视频

Service Hotline
086-577-86923687
Current Location:Home - News - Industry News
Different shapes and uses Head
Release Time:2011-11-08  Views :
Head is an important component petrochemical, food and other industries indispensable equipment, pressure vessels, the shape of the head has a spherical, oval, dish, of spherical, conical shell cover, such as several peaceful, stainless steel materials, called stainless steel head. The main equipment used in a variety of containers, such as storage tanks, heat exchangers, towers, reactors, boilers and separation equipment
 
Uses ◆ Head
● head cover is a pressure vessel, the pressure is a major part of the pressure vessel;
● Head quality is directly related to the pressure vessel of the long-term safe and reliable operation.
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

爱情岛论坛亚洲永久入口口 | 丰满少妇69激情啪啪无| 欧美变态口味重另类在线视频| 四虎精品成人a在线观看| 国产乱人伦精品一区二区| 尤物193在线人妻精品免费| 区二区欧美性插b在线视频网站| 朝鲜女子内射杂交bbw| 美女裸体自慰在线观看| 国产av精国产传媒| 亚洲 综合 欧美 动漫 丝袜| 久久亚洲精品国产精品| 日本丰满护士爆乳xxxx| 亚洲一区无码精品色| 国产美女嘘嘘嘘嘘嘘| 大香伊人久久精品一区二区| 国产黑色丝袜在线播放| 99精品久久毛片a片| 18禁真人抽搐一进一出在线| 欧美黑人添添高潮a片www| 美女又色又爽视频免费| 强行交换配乱婬bd| 国产亚洲精品国产福app| 色吊丝av中文字幕| 国产精品导航一区二区| 欧美人禽杂交狂配| 无码人妻一区二区三区兔费| 久久国产精久久精产国| h无码精品3d动漫在线观看| 婷婷久久综合九色综合| 狠狠躁18三区二区一区ai明星| 4444亚洲人成无码网在线观看| 在线亚洲午夜理论av大片| 少妇人妻偷人精品无码视频新浪 | 亚洲精品一区二区三区福利| 久久久久亚洲精品| 免费人成在线视频无码软件| 久久久国产打桩机| 国产粉嫩小泬在线观看泬| 国产精品免费精品自在线观看 | 成人网站免费大全日韩国产|