久久精品免费一区二区三区,少妇被又大又粗又爽毛片欧美,欧美激情综合一区二区三区,中国丰满人妻videoshd

Hello, welcome to Elephant Man Han Fluid Equipment Co., Ltd.

  • 呼吸壓力閥,二氧化碳調(diào)節(jié)壓力閥,凱賽曼型壓力調(diào)節(jié)閥,機(jī)械式調(diào)節(jié)壓力閥,調(diào)節(jié)壓力閥,發(fā)酵罐壓力閥,不銹鋼壓力閥,
Product categories
Contact us

Elephant Man Han Fluid Equipment Co., Ltd.

Tel: 0574-89503810

Mobile phone: 13566645242

Fax: 0574-89503810

Zip Code: 315700

E-mail: hgw13566@126.com

Address: Dan Xiangshan County Rd West Valley City Industrial Zone No. 315

Company Homepage: http: //www.i5mu.com
http://wenhan1688.1688.com

Main products

Two-way breathing valve

Position: Home > Products > Regulation of breathing valve > Two-way breathing valve

Two-way breathing valve

Detail

Tips: Main products: two-way breathing valve] [two-way breathing regulator valve, Elephant Man Han Fluid Equipment Co., Ltd. has a complete and scientific quality management system. The Company in good faith, strength and quality of products recognized by the industry. Welcome friends to visit, guidance and business negotiation.

Two-way breathing valve details:
Medium temperature: 100 (℃)
Working pressure: 0.2Mpa
Material: Stainless Steel
Brand: Wen Han
Model: breathing valve
Synonyms: breathing valve
Scope: fermenter
Connection: Quick
Type (channel position): straight-through
Flow direction: Bidirectional
Drive: Manual


Two-way breathing valve function:
Breathing valve (two-way breathing valve) is to maintain pressure balance tank, reducing medium volatile energy security products, take advantage of the breathing valve bearing capacity of the tank itself to reduce emissions from the media, the principle is to use the weight of positive and negative pressure to the valve disc control tank exhaust positive and negative pressure suction. When the pressure medium tank operating pressure range within the control of breathing valve, breathing valve does not work, keep the tank tightness; when the tank to replenish the medium, the pressure tank to the upper part of the gas space increases, reaching a two-way positive pressure breathing valve operation, the pressure valve is the top open, gas exports from breathing exhalation valve escape, so the tank pressure does not continue to increase; when the outside of the tank to pull out the media, so that the upper part of the gas space of the tank pressure drops, to breathe when operating vacuum valve outside of the tank atmosphere will open the top of the negative pressure breathing valve disc to open the top, so that outside air into the tank, the pressure inside the tank is no longer continue to decline, so the air pressure inside the tank and the tank outside the balance to protect the safety device of the tank.

Latest news

Product navigation

Wenhan fluid equipment

Address: China Dan City Industrial Zone, Xiangshan County, West Valley Lake Road No. 315

Tel: 0574-89503810 Phone: 13566645242 Fax:0574-89503810

E-mail:sales2@wenhanfluid.com

Website:http://wenhan1688.1688.com

浙ICP備14021582號 Copyright: Elephant Man Han Fluid Equipment Co., Ltd.

Technical support:XISI.COM You are the 85960th visitor

好吊妞国产欧美日韩免费观看| 特级毛片爽www免费版| 国产欧美成人一区二区a片| 色婷婷综合中文久久一本| 国产精品久久久久这里只有精品| 午夜精品久久久久久中宇| 国产+高潮+白浆| 少妇人妻精品一区二区三区| 色yeye香蕉凹凸一区二区-| 女教师の爆乳bd在线观看| 中文文字幕文字幕亚洲色| 中文字幕人成无码人妻| 日本xxxx色视频在线观看| 成人奭片免费观看| 老熟妇高潮一区二区三区| 天堂√最新版中文在线| 中文字幕AV无码免费一区| 国产一区二区精品久久| 少妇性夜夜春夜夜爽a片| 98国产精品人妻无码免费| 午夜性刺激免费看视频| 欧美日韩精品视频一区二区| 久久人午夜亚洲精品无码区| 色狠狠色噜噜AV天堂一区| 久久久久久亚洲精品中文字幕 | 日本三级吃奶头添泬无码苍井空| 欧美VIDEOS另类极品| 精品九九人人做人人爱| 日本韩国男男作爱gaywww| 国产粉嫩高中无套进入| 放荡人妇人妻出轨系列| 99久久国产热无码精品免费| 精品无码久久久久久久久水蜜桃 | 色噜噜狠狠一区二区三区| 亚洲av乱码一区二区三区香蕉| 无码少妇一区二区三区芒果| 天下第一社区视频www国语| 人xxxx性xxxxx欧美| 粗了大了 整进去好爽视频| 国产精品女a片爽爽波多洁衣| 欧美成人精品视频在线观看|