弯头elbow异径弯头reducingelbow带支座弯头baseelbow长半径弯头(标准1.5倍弯曲半径---1.5D)longradiuselbow三通tee异径三通reducingtee等径三通straighttee带侧向口的三通(右向或左向)sideoutlettee(righthandor1efthand)异径三通(分支口为异径)reducingtee(reducingonoutlet)异径三通(一个直通口为异径)reducingtee(reducingononerun)带支座三通basetee异径三通(一个直通口及分支口为异径)reducingtee(reducingononerunandoutlet)异径三通(两个直通口为异径,双头式)reducingtee(reducingonbothruns,bullhead)45°斜三通45°lateral45°斜三通(支管为异径)45°lateral(reducingonbranch)45°斜三通(一个直通口为异径)45°lateral(reducingononerun)45°斜三通(一个直通口及支管为异径)45°lateral(reducingononerunandbranch)Y型三通(俗称裤衩)true“Y”四通cross等径四通straightcross异径四通reducingcross异径四通(一个分支口为异径)reducingcross(reducingononeoutlet)异径四通(一个直通口及分支口为异径)reducingcross(reducingononerunandoutlet)异径四通(两个分支口为异径)reducingcross(reducingonbothoutlet)异径四通(一个直通口及两个分支口为异径)reducingcross(reducingononerunandbothoutlet)异径管reducer同心异径管concentricreducer偏心异径管eccentricreducer锻制异径管reducingswage螺纹支管台threadolet焊接支管台weldolet承插支管台sockolet弯头支管台elbolet斜接支管台latrolet镶入式支管嘴sweepolet短管支管台nipolet支管台,插入式支管台boss螺纹支管台Threadolet弯头支管台elbolet焊接支管台weldolet;onweld短管支管台nipolet承插支管台sockolet烧焊支管台weldolet斜接支管台latrolet承插焊支管台Sockolet支管台,插入式支管台boss管接头coupling,fullcoupling半管接头halfcoupling异径管接头reducingcoupling活接头union内外螺纹缩接(俗称补芯)bushing管帽cap(C)堵头plug短节nipple异径短节reducingnipple;swagenipple管道英文缩写AAnchor固定ABS*Absolute绝对的AISI*AmericanIronandSteelInstitute美国钢铁学会ANSI*AmericanNationalStandardsInstitute美国国家标准学会API*AmericanPetroleumInstitute美国石油学会APPROX*Approximate大约,近似的ASBAsbestos石棉ASME*AmericanSocietyOfMechanicalEngineers美国机械工程师协会ASSY*Assembly装配,组装ASTM*AmericanSocietyOfTestingMaterial美国材料实验协会ATM*Atmosphere大气压AWG*AmericanWireGage美国线规AWS*AmericanWel****Society美国焊接协会AWWA*AmericanWaterWorksAssociation美国水工协会BBBBoltedBonnet栓柱连接的阀盖BBByBuyer买方供货B-BBeveledEnd-BeveledEnd两端为坡口端BCBoltCircle螺栓中心圆B.CBoltedCover(cap)螺栓连接的阀兰盖(帽)BEBeveledEnd(forwel****)坡口(焊接用)B.EBellEnd承口BEPBothEndsPlain两端平BETBothEndsThreaded两端带螺纹BLBatteryLimit装置区边界BFBlindFlange盲板法兰BLDBlind盲板BLDG*Buil****建筑物BMBillOfMaterial材料表BOPBottomOfPipe管底B-PBeveledEnd—PlainEnd坡口端.平端BVButterflyvalve蝶阀BWG*BirminghamWireGage伯明翰线规BWButtWeld对焊CCCap管帽C-CCentertoCenter中至中C-ECentertoEnd中至端面C-FCentertoFace中至面CH-OPChainOperated链条操纵的CH.PLCheckeredPlate花纹钢管C.I*CastIron铸铁CL*Class英制压力等级,等级,种类CLEARClearance间隙CODContinuedonDrawing接续图COL*Column柱,塔CONCConcentric同心的CONNConnection连接,接口CONT*Continue连续CONT.V.ControlValve控制阀CPLGCoupling管接头,连轴节C.R.ConcentricReducer同心异径管C.S.*CarbonSteel碳钢C.S.ColdSpring冷紧C.S.C.CarSealClose在关闭状态下封住C.S.O.CarSealOpen在开启状态下封住CUSTCustomer客CHCheckValve止回阀DEG*Degree度DFDrainfunnel排液漏斗DIA*Diameter直径DIM*Dimension尺寸DISCH*Discharge出口,排出DiaphragmVELVE隔膜阀DMFDoubleMaleAndFemale双重凹凸DNNorminalDiameter公称直径DNDown下DRDrain排液DSDirectionalStop定向限为架DWG*Drawing图EE*East东ECExternalCoating外面涂防腐层ECCEccentric偏心EFWElectricFusionWelded电容焊的EL(ELEV)*Elevation标高;立面ELLElbow弯头EQIOPEquipment设备,装置EQUIVEquivalent相当的E.R.EccentricReducer偏心异经管ERWElectricResistanceWelded电阻焊的EWEyeWasher&Shower洗眼器及淋浴器EXP.JTExpansionJoint膨胀节FFDNFoundation基础FFFlatFacedOrFullFaced全平面;满平面F-FFaceToFace面至面FGWFusionGasWel****气熔焊FIG*Figure图FLFloor楼面FLEXTUBEFlexibleTube挠性管FLGFlange法兰FLGDFlanged法兰式的FLGFFlangedFace法兰面FOBFlatOnBottom底面平FOTFlatOnTop顶面平FPFixPoint固定点FSForgedSteel锻钢FTFFittingToFitting管件直连FTGFitting管件FURNDFurnished提供的,装设的FWFieldWeld现场焊GGuide导向GA*Gage表,表压,规(线规)GALV*Galvanize镀锌GLGroundLevel地面GLVGlobeValve截止阀GEAROPGearOperated齿轮传动的GMAWGasMetalArcWel****金属极惰气体保护焊GSKTGasket垫片GTAW(Inert)GasTungstenArcWel****惰性气体保护钨极电弧焊GVGateValve闸阀HHHanger吊架HCHoseConnection软管接头H.CPLGHalfCoupling半节管接头HDRHeader总管HEX*Hexagon六角形HFHardAlloyFaceon阀内件(阀心)为ValveTrim硬质合金密封面HHHandHole手孔HORHorizontal水平的H.P*HighPressure高压HSHoseStation软管IID*InsideDiameter内径IN*Inch英寸INSInsulation隔热INSTInstrument仪表INVInvert(insidebottomofpipe)管子内底IPSIronPipesize铁管尺寸ISOIsometricDrawing周测图(空视图)I.S.B.LInsideBatteryLimit装置边界内恻ISNSInsidescrew&Non-risingStem内螺纹非升杆ISRSInsidescrew&Risingstem内螺纹升杆JJTJoint接头JSJackScrew顶开(起)螺栓LLCLockedClosed在关闭状态下锁定LEPLargeendplain大端为平的LETLargeendThreaded大端带螺纹LGLong长LGFLensGasketFace透镜垫连接面L.H.THDLeftHandThread左螺纹LIFTLiftType升降式LJLapJoint搭接LJFLapJointFlange松套法兰LOLockedOpen在开启状态下锁定L.P.LowPressure低压LRLongRadius长半径LRELongRadiusElbow长半径弯头LTGLargeTongue&Groove大椎槽MMATLMaterial材料MAXMaximum最大MBMachineBolt机器螺栓(单头)MFMaleandFemale凸和凹MFGManufacture制造MF*Manufacture制造厂MHManhole人孔MIMalleableIron可锻铸铁MIN*Minimum最小MJMechanicalJoint机械接头M.LMatchLine连续线MSS*ManufacturersStandardizationSocietyoftheValveandFittingsIndustry,Inc.美国阀门和管件制造商标准化协会MTOMaterialtake-off材料统计MWMinimumWall最小壁厚M.W.MineralWool矿(物)棉NN*North北NBNominalBore公称孔径N.B.Non-Bonnet无阀盖NCNormallyClosed常闭NIPNipple短管NONormallyOpen;常开*Number号;数量NOINSNoInsulation不隔热NOMNominal公称的;额定的NOZNozzle管口NPSNominalPipeSize公称管径NPSHNetPositiveSuctionHead净正吸入压头NPT*AmericanNationalTaper美国锥管螺纹PipeThreadNSNominalSize公称直径NVNeedleValve针形阀OOD*OutsideDiameter外径OETOneendThreaded一端带螺纹OROutsideRadius外半径ORFOrifice孔板ORIENTOrientation方位OS&YOutsideScrewandYoke外螺纹阀杆和阀轭OSNBOutsideScrewNon-Bonnet外螺纹无阀盖PPPlug堵头PAPPipingArrangementPlan管道布置平面图PBPressureSealBonnet压力密封的阀盖P-BPlainEnd–BevelEnd平端—坡口端PCPressureSealCap压力密封