化學(xué)英語(yǔ)證書考試(pec)化工機(jī)械安裝詞匯

1、化學(xué)英語(yǔ)證書考試化學(xué)英語(yǔ)證書考試（PEC）化工機(jī)械安裝詞匯化工機(jī)械安裝詞匯1.1閥門類閥門類壓力密封的閥蓋Pressuresealbon1.1.1閥門結(jié)構(gòu)閥門結(jié)構(gòu).零件零件動(dòng)力操縱器Poweredoperat閥軛Yoke電動(dòng)操縱器Electricmotoperat外螺紋閥桿及有閥軛Outsidescrew＆yoke[OS＆Y]氣動(dòng)操縱器Pneumaticoperat閥桿Stem液壓操縱器Hydraulicoperat內(nèi)螺紋閥桿Insid

2、escrew快速操縱器（滑動(dòng)閥桿）Quickactingoperat(slidingstem)閥軛套Yokesleeve正齒輪傳動(dòng)Spurgearoperated閥桿環(huán)Stemring傘齒輪傳動(dòng)Bevelgearoperated閥座Valveseat(Bodyseat)扳手操作Wrenchoperated閥座環(huán).密封圈seatring鏈輪Chainwheel整體閥座Integralseat手輪Hwheel堆焊閥座Depositedsea

3、t手柄Hlevel(Hle)閥心(包括密封圈.桿等)Trim氣缸（或液壓缸）操縱的Cylinderoperated閥盤Dise鏈條操縱的Chainoperated閥盤密封圈Diseseat等徑孔道FullbeFullpt閥體Body異徑孔道ReducingbeReducedptVentuript閥蓋Bon短型Shtpattern閥蓋襯套Bonbush緊湊型（小型)Compacttype螺紋閥帽Screwcap籠式環(huán)Lanternring

4、螺紋閥蓋Screwbon壓蓋Gl螺栓連接的閥蓋Boltedbon［BB］閥桿填料Stempacking活接閥蓋(帽)Unionbon(cap)閥蓋墊片Bongasket螺栓連接的閥帽Boltcap［BC］升桿式（明桿）Risingstem［RS］焊接閥蓋Weldedbon［WB］非升桿式（暗桿）Nonrisingstem［NRS］本體閥桿密封Bodystemseal開閉指示器限位器Indicatstopper石棉安全密封Asbestos

5、emergencyseal注油器Greaseinject斜閥盤蝶閥Canteddiscbutterflyvalve蝶式止回閥Butterflycheckvalve連桿式蝶閥Linkbutterflyvalve安全泄氣閥Safetyvalve［SV］止回式蝶閥Combinednonreturn安全泄液閥Reliefvalve［RV］butterflyvalve安全泄壓閥Safetyreliefvalve（8）柱塞閥Pistontypeva

6、lve杠桿重錘式Leverweighttype罐底排污閥Flushbottomtankvalve引導(dǎo)閥操縱的安全泄氣閥Pilotoperatedsafetyvalve波紋管密封閥Bellowsealedvalve復(fù)式安全泄氣閥Twintypesafetyvalve電磁閥Solenoidvalvesolenoid自動(dòng)關(guān)閉閥Selfclosingvalveoperatedvalve自動(dòng)排液閥Selfdrainingvalve電動(dòng)閥Elect

7、ricallyoperatedvalve管道盲板閥LineblindvalveElectricmotoperatedvalve擠壓閥Sgueezevalve氣動(dòng)閥Pneumaticoperatedvalve(用于泥漿及粉塵等一般不能全關(guān)閉)低溫用閥Cryogenicservicevalve呼吸閥Breathervalve蒸汽疏水閥Steamtrap風(fēng)門Damper機(jī)械式疏水閥Mechanicaltrap減壓閥Pressuerreduci

8、ngvalve浮桶式疏水閥OpenbuckettrapopentopbuckettrapReducingvalve浮球式疏水閥Floattrap控制閥Controlvalve倒吊桶式疏水閥Invertedbuckettrap膜式控制閥Diaphragmoperated自由浮球式疏水閥Loosefloattrapcontrolvalve恒溫式疏水閥Thermostatictrap執(zhí)行機(jī)構(gòu)Actuat金屬膨脹式蒸汽疏水閥Metalexpan

9、sionsteamtrap背壓調(diào)節(jié)閥Backpressureregulating液體膨脹式蒸汽疏水閥Liquidexpansionsteamtrapvalve雙金屬膨脹式蒸汽疏水閥Bimetallicexpansion壓力比例調(diào)節(jié)閥Pressureratioregulatingvalvesteamtrap1.1.4未指明未指明結(jié)構(gòu)（或閥結(jié)構(gòu)（或閥型）的閥型）的閥壓力平穩(wěn)式恒溫疏水閥Balancedpressure切斷閥Blockvalv