午夜精品久久久美女av-亚洲成a人v影院色老汉影-丝袜诱惑中文字幕一区-在线观看你懂的网站少妇

Products
Professional development, design, production and sales of ASME-BPE, high-end
Pipe fittings, valves, aseptic diaphragm valves, aseptic tank bottom valves and other high-end products
Products
Professional development, design, production and sales of ASME-BPE, high-end
Pipe fittings, valves, aseptic diaphragm valves, aseptic tank bottom valves and other high-end products
Products
Click to select »
Plastic pneumatic fluorine-lined flanged diaphragm valve

Gas driven,cylinder material engineering plastic,size range DN25-DN200,connection way:flange,pressure 5-8bar,optional WCB /CF8 

fluorine-lined,suitable for pipelines with strong corrosion in the chemical industry,but the medium should not have particles, impurities 

and other easy to damage the lining fluorine layer,not suitable for high pressure and high pressure differential environment .General flanged

 diaphragm valve does not have corrosion resistance.