管道组成件Pipingcomponent
管子(依据配管标准规格制造的)pipe
管子(不按配管标准规格制造的其他用管)tube
钢管steelpipe
铸铁管castironpipe
碳钢管carbonsteelpipe合金钢管alloysteelpipe不锈钢stainlesssteelpipe塑料管plasticpipe
玻璃管glasstube
橡胶管rubbertube
直管runpipe;straightpipe
管件Fitting
弯头elbow
异径弯头reducingelbow
三通tee
异径三通reducingtee等径三通straighttee四通cross
等径四通straightcross异径四通reducingcross异径管reducer
活接头union管帽cap(C)堵头plug
短节nipple
弯管Bend
圆度roundness
法兰Flange(FLG〕
整体管法兰integralpipeflange
钢管法兰steelpipeflange
法兰盖blindflange,blind
压力级pressurerating,pressureratingclass压力—温度等级pressure-temperaturerating法兰密封面，法兰面flangefacing
法兰面加工facingfinish
粗糙度roughness
光滑的smooth
垫片Gasket(GSKT)垫片的型式typeofgasket平垫片flatgasket
环形平垫片flatringgasket
平金属垫片flatmetalgasket
阀门Valve
阀门构造、零件阀杆stem
阀座valveseat(bodyseat)
阀座环、密封圈seatring
阀芯〔包括密封圈、杆等内件〕trim
阀体body
阀盖bonnet
本体阀杆密封bodystemseal
石棉安全密封asbestosemenenseal
阀杆填料stempacking
常用阀
(1〕闸阀gatevalve
截止阀globevalve
节流闪阀throttlevalve
针阀needlevalve
角阀anglevalve
Y型阀〔Y型阀体截止阀〕Y-valve(Y-bodyglobevalve)
球阀ballvalve
蝶阀butterflyvalve
柱塞阀pistontypevalve
旋塞阀plugvalve
三通旋塞阀three-wayplugvalve
四通旋塞阀four-wayplugvalve
隔膜阀diaphragmvalve
(12)止回阀checkvalve
其它用途的阀
安全泄气阀safetyvalve(SV)安全泄液阀reliefvalve(RV)安全泄压阀safetyreliefvalve
杠杆重锤式leverandweighttype
电磁阀solenoidvalve,solenoidoperatedvalve
蒸汽疏水阀steamtrap
气动阀pneumaticoperatedvalve机械式疏水阎mechanicaltrap浮球式疏水阀floattrap
放气阀〔自动放气阀〕airventvalve(automaticairventvalve)
热膨胀阀thermoexpansionvalve
减压阀pressurereducingvalve,reducingvalve
未指明构造〔或阀型〕的阀
切断阀blockvalve;shut-offvalve;stopvalve
调整阀regulatingvalve集液排放阀dripvalve排液阀drainvalve
放空阀ventvalve
〔疏水阀用〕
卸载阀unloadingvalve排出阀dischargevalve吸入阀suctionvalve取样阀samplingvalve总管阀headervalve
管道特别件PipingSpecialty
管道特别件〔组件〕粗滤器strainer
过滤器filter
丝网粗滤器gauzestrainer
视镜sightglass
阻火器flamearrester
喷嘴；喷头spraynozzle膨胀节expansionjo