国产欧美日韩第一页-国产欧美日韩高清专区ho-国产欧美日韩高清专区手机版-国产欧美日韩精品a在线观看高清-玖草影院-玖草资源在线

Contact Us   
Search   
Your Position: Home > News & Events > Company News

The introduction of three pieces forged steel ball valve

2013/11/10      view:

Feiqiu valve is superior in manufacturing three pieces forged steel ball valve with high quality. The forged steel ball valves are our main products.

Three pieces forged steel ball valve can shut tightly only by 92 degrees pneumatically rotating operation with small rotational torque. Fully equal body cavity provides weak resistance direct runners for medium. ball valves is usually used to open and close, however, three pieces forged steel ball valve makes it possible to control the rate of flow.

The main characteristics of three pieces forged steel ball valve is its compact structure, easy for operation and maintenance, and suitable for general working medium such as water, solvents, acid and natural gas, etc. In addition, it also applies to the medium with bad working conditions, such as oxygen, hydrogen peroxide, methane and ethylene, etc. Valve body can be whole or joint.

Three pieces forged steel ball valve, compared with ordinary ball valve in the design structure, has fire prevention structure, seal emergency, antistatic, block and bleed functions, etc. As relative department (seat and valve stem bearing) of large diameter fixed ball valve adopting Teflon with small friction, it is more flexible with small operating torque. The body wall is designed according to of high pressure vessel safety rules and regulations, the ability to bear external force and flexural-resistant is in line with API6D. The seat of three pieces forged steel ball valve can be single seal and double seal. Single seal has automatic pressure release function and double sealed additional safety pressure relief on the body.

主站蜘蛛池模板: 一本久久道| 91制片厂制作果冻传媒麻豆| 色天天网| 欧美视频一二三区| 九月丁香婷婷亚洲综合色| 国产成人免费网站| 91午夜精品亚洲一区二区三区| 性欧美大战久久久久久久野外黑人| 日本波多野结衣在线| 看特级大黄一片| 黄色一级视频在线播放| 大学生一级毛片| 91一区二区三区四区五区| 亚洲国产三级在线观看| 色爱综合区五月小说| 欧美午夜性| 老司机午夜精品视频| 黄色爱爱视频| 国产精品变态重口在线| jizz日本在线| 中文字幕在线视频不卡| 亚洲成人国产| 天堂网www中文在线| 日本v片| 免费在线成人网| 久久国产精品伦理| 狠狠色丁香久久综合婷婷| 国产成人+亚洲欧洲| www.狠狠操| 91香蕉人成app| 宅男噜噜噜66一区二区| 亚洲欧美日韩精品久久亚洲区| 色综合天天综合网站中国| 日本久久精品| 欧美亚洲三级| 欧美高清videosddfsexhd| 久久天天躁日日躁狠狠躁| 精品久久久久久影院免费| 韩国免费特一级毛片| 国产亚洲3p无码一区二区| 国产黄色免费观看|