99久久.com_欧美黑人一级片_精品护士一区二区三区_一本在线观看视频_黄色片网站免费看_成人网97

Right angle type stop valve for corrugated pipe

Dateline:2014-11-30    Hits:

Product type: WJ44H/Y/W

Product Name: right angle type stop valve for corrugated pipe

Nominal pressure: 1.6-4.0Mpa

Shell material: steel, stainless steel

Product quotation:

Product use: rectangular bellows globe valve with bellows seal design, the complete elimination of the common valve stem packing seal aging fast and easy leakage faults,not only to improve the use of energy efficiency, increase equipment safety, reduce maintenance costs and frequent maintenance, also provides a clean and safe working environment.

Product features:

Double seal design (bellows + fill) if the bellows failure, valve stem packing will avoid;

The leakage, and sealed in line with international standards;

No fluid loss, reduce energy losses and improve plant safety equipment;

Long service life, reduce maintenance, reduce operating costs;

Durable bellows seal design to ensure zero leakage of the valve stem to provide maintenance free conditions.


The previous product:Gas cut-off valve
The next product:Globe valve series with ammonia

手機網站

主站蜘蛛池模板: av大全免费在线观看 | 韩国少妇av| 国产黄色免费在线观看 | 国产欧美亚洲精品 | 91九色视频网站 | 精品国产区一区 | 亚洲春色激情 | 成年美女黄网站色奶头大全 | 国产精品无码制服丝袜网站互动交流 | 中文字幕在线一区二区三区 | 国产超碰人人做人人爽Av | 日韩欧美一区二区东京热 | 中国性猛交xxxx乱大交3 | 一级国产国产一级 | 亚洲草草草| 亚洲成人第一区 | 久久99综合 | 1级黄色毛片| 免费国产成人高清在线观看不卡 | 天天做夜夜做狠狠做 | 久久国产精品久久精品国产 | av在线免费观看网站 | 国精产品一区二区 | 绯色aV无码一区二区人妻 | 国产精品高清原创巨作av | 久久精品99国产精品 | 国产高清美女一级a毛片 | 国产欧美一区二区三区四区 | 大尺度做爰视频吃奶WWW | 欧美乱性| 办公室秘书无码激情av | 午夜久久久久 | 毛片黄色毛片 | 国产99精品在线观看 | 久久男女| www.九九视频 | 精品激情欧美日韩 | 高潮好爽视频在线观看 | 国产精品伦子XXX视频 | 色久悠悠综合图区国产精品 | 久久一区二区三区四区五区 |