管道工程-专业英语要领

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1、管道专业词汇1.阀门类1.1常用阀(闸阀Gatevalve截止阀（球心阀）Globevalve节流阀ThrottlevalveTRV针型阀Needlevalve角阀（角式截止阀）AnglevalveY型阀（Y型截止阀）Y-valve(Y-bodyglobevalve)球阀Ballvalve三通球阀3-Wayballvalve蝶阀Butterflyvalve柱塞阀Pistontypevalve旋塞阀Plugvalve三通旋塞阀3-Waycockvalve旋塞Cock隔膜阀Diaphragmvalve!夹紧式胶管阀pinchvalve止回阀Checkvalve1.2其它阀安

2、全泄汽阀（安全阀）SafetyvalveSV安全泄液阀（卸荷阀）Reliefvalve安全泄压阀Safetyreliefvalve罐底排污阀Flush-bottomtankvalve波纹管密封阀Bellowsealedvalve电磁阀Solenoidvalve电动阀Electricallyoperatedvalve气动阀Pneumaticoperatedvalve低温用阀Cryogenicservicevalve蒸汽疏水阀SteamtrapT呼吸阀Breathervalve减压阀ReducingvalveRV3控制阀、调节阀Controlvalve1.3不表明结构的阀切

3、断阀Blockvalve；Shut-offvalve；Stopvalve手动控制阀HandcontrolvalveHCV调节阀Regulatingvalve快开阀Quickopeningvalve快闭阀Quickclosingvalve隔断阀Isolatingvalve三通阀3-Wayvalve夹套阀Jacketedvalve排污阀Blowdownvalve排液阀Drainvalve放空阀VentvalveVTV卸载阀Unloadingvalve排出阀Dischargevalve吸入阀Suctionvalve多路阀Multiportvalve取样阀Samplingval

4、ve手动阀Handoperatedvalve；Manuallyoperatedvalve旁路阀By-passvalve冲洗阀Flushvalve根部阀Rootvalve；Primaryvalve；Headervalve底阀Footvalve2.管子与连接2.1管子管子（标准规格）Pipe管子（非标规格）Tube钢管Steelpipe铸铁管Castironpipe衬里管Linedpipe复合管（包复金属管）Cladpipe碳钢管Carbonpipe合金钢管Alloysteelpipe不锈钢管Stainlesssteelvalve奥氏体不锈钢管Austeniticstain

5、lesssteelpipe铁素体合金钢管Ferricalloysteelpipe无缝钢管Seamlesssteelpipe焊接钢管Weldedsteelpipe镀锌钢管Galvanizedsteelpipe水煤气钢管Water-gassteelpipe塑料管Plasticpipe玻璃管Glasstube橡胶管Rubbertube壁厚系列号（管子表号）SchedulenumberSch.NO壁厚WallthicknessW.T2.2管子零件弯头Elbow异径弯头Reducingelbow长半径弯头LongradiuselbowLRE短半径弯头Shortradiuselbo

6、wSRE180°弯头（回弯头）Returnelbow三通（T型三通）Tee异径三通Reducingtee等径三通Straighttee45°三通45°Lateral正三通（Y型三通）True"Y"四通（十字通）Cross异径管（大小头）ReducerRED同心异径管ConcentricreducerCON偏心异径管EccentricreducerECC支管连接Branchconnection支管台（凹台）Boss活接头Union管接头（管箍）Couling,Fullcoupling管帽CapC短节（短管）NippleNIP管堵（丝堵）PlugPLG焊接管帽weldedc

7、apWC盲板，管道盲板Blank；Blind；LineblankL.B8字盲板Spectacleblank特殊管件SpecialpipefittingsS.P*2.3连接对焊的ButtweldedBW法兰的FlangedFLGD螺纹的ThreadedTHD承插焊的SocketweldedSW承插的Belled对焊连接ButtweldedjointBW

8、法兰连接Flangedjoint螺纹连接ThreadedjointT9管螺纹连接Pipethreadedjoint承插焊连接SocketweldingflangeSW承插连接，套筒连接Bel