進(jìn)口真空蝶閥 選購(gòu)指南
進(jìn)口真空蝶閥|真空對(duì)夾蝶閥|不銹鋼真空蝶閥
進(jìn)口真空蝶閥|真空對(duì)夾蝶閥|不銹鋼真空蝶閥進(jìn)口真空蝶閥用于壓力低于標(biāo)準(zhǔn)大氣壓的系統(tǒng)，接通或切斷真空管路中的氣流的蝶閥。適用介質(zhì)為純凈空氣和非腐蝕性氣體。真空蝶閥的法蘭分為不銹鋼和碳鋼，連接方式主要是對(duì)夾法蘭。Pneumatic High Vacuum(Pressure)Ball Valve Rack-and Pinion system owners, nonprofit organizations, and office workers who produced in-house newsletters, bulletins, and the like, and who mostly used Windows-based Purchase. Orkers who produced in-house ......
電話：010-59430603 15313088565 黃先生 
