Nibco series 300 , quality , line of electric actuators are designed for quarter - turn applications ? ball , butterfly and plug valves ; dampers ; vents and similar uses 美国尼伯科300系列优质电动执行机构专为90o旋转用途的球阀、蝶阀、旋塞阀、调节阀、通风口等类似应用设计制造。
Manufacture design - build solutions . specialized in installation and field services for ultrapure gas and liquid distribution systems with focus on biotechnology , pharmaceutical , and semiconductor industries -主要产品有油密封燃气旋塞阀燃气平板闸阀地埋式燃气平板闸阀燃气楔式闸阀。
Our reputation for designing and manufacturing valves in nationalclass is logical outcome of our commitment to deliver unfailing reliability through consistent performance , service , and value in everything we do 生产的阀门种类有闸阀截止阀止回阀球阀旋塞阀蝶阀水力控制阀高温高压阀门等，并可根据用户特殊要求冶炼和制造。
Robust body with raised seating surfaces ground to mirror - like finish . hard plug and body seat facings available . body and plug seats protected from line media in open - close positions 坚固耐用的阀体，配置具有研磨镜面光洁度的凸面阀座表面。可提供坚硬的阀塞和阀体阀座面。在开启-关闭位置，可防止管路流体介质进入阀体和阀塞阀座内。
Since wedgeplug valves do not require seal lubricants , they are suitable for such services as liquid and gaseous oxygen and nitrogen , food products , refined products , and various other chemicals where the presence of greases used for plug seal lubricants would contaminate the products and be harmful 由于楔塞阀不需要密封润滑，因此它们是用于下列应用，液态和气态氧和氮，食品，精炼石油产品，以及各种其他采用阀塞弥缝润滑油会污染产品和造成损坏的化工产品。
