国产午夜精品久久久久久久蜜臀I激情久久五月I裸体美女免费视频网站I色a在线I爱爱无遮挡I大吊一区二区三区I私の知ら动漫未删减在线观I日韩少妇一区二区I中文在线观看视频I手机看片福利久久I国产精品亚洲欧美I日本cccc成人免费I日韩三级不卡I91精品久久久久久久久中文字幕I免费色站I亚洲免费av网站I亚洲伦理在线I日本黄色中文字幕I中文字幕高清在线播放Iwww.黄色免费I黄色a视频I蜜桃成人无码区免费视频网站I亚洲av无码专区在线播放中文I青青草一区二区三区I午夜视频在线观看免费观看

Chinese | English | Email | Favorites | Set Home

You are responsible for pipeline valves

Sales: Fengtai District, Beijing West International Trade Building, Building 9, Room B2-1028

Factory：Pinggu District Ma Chang Ying Town village for guhuai Road 80

Tel：010-51293388

Fax：010-51410308

E-mail：bvc@bvc.cc

Inquiry

Home
About Us
- About Us
- Culture
- Qualification
- Organization
Products
- Filter
- Needle valves
- Bellows valves
- Butterfly valves
- Globe valve
- Ball valves
Services
- Quality Assurance
- Pledge
News
- News
- Industry News
- Valve Knowledge
Case
Netword
Download
Jobs
Charm
- Our team
- Exhibition style
- Glimpse of plant
Contact Us

Link

You are here: Home> Products > Gate

Search：

Filter	Single wedge slag valve	Ceramic valves	Thermal valves	Trap valves	Control valves
Plunger valves	Needle valves	Slag valves	Bellows valves	Check valves	Gate valves
Butterfly valves	Globe valve	Ball valves

Product Name：Worm Gear Wafer Soft Seal Butterfly Valve
Product Classification：Butterfly valves
Product Introduction：	The center line of wafer soft seal butterfly valves and bi-eccentric flange butterfly valves that our company manufactured, 90°rotary switch easily, reliable sealing performance. Being durable. They are widely used in the water supply and drainage system of waterworks, power plants, steel mills, paper, chemicals, and food supply and so on, as the function of regulation and cut-off.

Description

Parameters

Size Chart

Application

Feature： 1. Using the bi-eccentric structure and more closed more tightly, reliable sealing performance. 2. Using stainless steel and oil resistance Buna-N rubber match as the vice Sealing material, being durable. 3. Rubber seals can be located on the valve body or butterfly board, and applicable to different characteristics of the media, for the user to choose. 4. Butterfly plate with frame structure, high strength, large flow area, flow resistance. 5. The overall paint can effectively prevent corrosion. And just replace the seal material can be used in different media. 6. Having the function of two-way sealing. Installing could be in any direction, not be controlled by media flow and air position. 7. Unique structure, flexible operation, labor-saving and convenient.
Main parameter Main parts material Execution standard D371X-6/10/16 The main external connection dimensions of Worm Gear Wafer Soft Seal Butterfly Valve(unit:mm)
產(chǎn)品外形及結(jié)構(gòu)尺寸示意圖
There are the following jobs to do while installing the valve (1)Clean cavity and the sealing surface; dirt adhesion is not allowed. (2)Check whether the conjunction of the thread is evenly tightened. (3)Check whether the packing is compressed in order to keep the seal of the packing. Check whether the switch button and the porous socket of the electric device are in normal condition when installing the electric valve (5)Check whether the electrical devices function well.