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1、管件的各种英文缩写管道英文缩写A Anchor固定ABS*Absolute绝对的AISI*American Iron andSteel Institute美国钢铁学会ANSI*American NationalStandards Institute美国国家标准学会API*American Petroleum Institute美国石油学会APPROX*Approximate大约，近似的ASBAsbestos石棉ASME*American Society Of Mechanical Engineers美国机械工程师协会ASSY*Assembly装配，组装ASTM*American Society
2、 OfTesting Material美国材料实验协会ATM*Atmosphere大气压AWG*American Wire Gage美国线规AWS *American Wel* Society美国焊接协会AWWA *American Water WorksAssociation 美国水工协会BBBBolted Bonnet栓柱连接的阀盖BBBy Buyer买方供货B-BBeveled End-Beveled End两端为坡口端BC Bolt Circle螺栓中心圆B.C Bolted Cover(cap)螺栓连接的阀兰盖（帽）BEBeveled End (for wel*)坡口（焊接用）B.E
3、Bell End 承口BEPBoth Ends Plain两端平BET Both Ends Threaded 两端带螺纹BLBattery Limit装置区边界BFBlind Flange盲板法兰BLD Blind盲板BLDG*Buil*建筑物BM Bill Of Material材料表BOPBottom Of Pipe管底B-PBeveled EndPlain End坡口端 .平端BV Butterfly valve蝶阀BWG * Birmingham Wire Gage伯明翰线规BWButt Weld 对焊CC Cap管帽C-CCenter to Center中至中C-ECenter to
4、 End中至端面C-FCenter to Face中至面CH-OPChain Operated链条操纵的CH.PLCheckered Plate花纹钢管C.I*Cast Iron铸铁CL *Class英制压力等级，等级，种类CLEARClearance间隙CODContinued on Drawing接续图COL*Column柱，塔CONCConcentric同心的CONN Connection 连接，接口CONT *Continue连续CONT.V. Control Valve控制阀CPLG Coupling 管接头，连轴节C.R.Concentric Reducer 同心异径管C.S.*C
5、arbon Steel碳钢C.S.Cold Spring冷紧C.S.C.Car Seal Close在关闭状态下封住C.S.O. Car Seal Open在开启状态下封住CUST Customer客C.V Check Valve止回阀DDEG*Degree度DFDrain funnel排液漏斗DIA*Diameter直径DIM*Dimension尺寸DISCH*Discharge出口，排出Diaphragm VELVE隔膜阀DMF Double Male And Female双重凹凸DN Norminal Diameter公称直径DNDown下DRDrain排液DSDirectional S
6、top定向限为架DWG*Drawing图EE *East东EC External Coating外面涂防腐层ECC Eccentric偏心EFW Electric Fusion Welded电容焊的EL(ELEV) *Elevation标高；立面ELL Elbow弯头EQIOP Equipment设备，装置EQUIVEquivalent相当的E.R.Eccentric Reducer偏心异经管ERWElectric Resistance Welded电阻焊的EWEye Washer & Shower洗眼器及淋浴器EXP.JTExpansion Joint膨胀节FFDN Foundation基础
7、FFFlat Faced Or Full Faced全平面；满平面F-FFace To Face面至面FGW Fusion Gas Wel*气熔焊FIG*Figure图FLFloor楼面FLEXTUBE Flexible Tube挠性管FLGFlange法兰FLGDFlanged法兰式的FLGFFlanged Face法兰面FOBFlat On Bottom底面平FOTFlat On Top顶面平FPFix Point固定点FSForged Steel 锻钢FTFFitting To Fitting管件直连FTGFitting管件FURNDFurnished提供的，装设的FWField Wel
8、d现伤焊GG Guide导向GA*Gage表，表压，规（线规）GALV*Galvanize镀锌GLGround Level地面GLVGlobe Valve截止阀GEAR OPGear Operated齿轮传动的GMAWGas Metal Arc Wel*金属极惰气体保护焊GSKTGasket垫片GTAW(Inert)Gas Tungsten Arc Wel*惰性气体保护钨极电弧焊GVGate Valve闸阀HH Hanger吊架HCHose Connection软管接头H.CPLGHalf Coupling半节管接头HDRHeader总管HEX*Hexagon六角形HFHard Alloy F
9、ace on阀内件（阀心）为Valve Trim硬质合金密封面HHHand Hole手孔HORHorizontal水平的H.P*High Pressure高压HSHose Station软管IID*Inside Diameter内径IN*Inch英寸INSInsulation隔热INSTInstrument仪表INVInvert (inside bottom of pipe)管子内底IPSIron Pipe size铁管尺寸ISOIsometric Drawing周测图（空视图）I.S.B.L Inside Battery Limit装置边界内恻ISNSInside screw & Non-r
10、ising Stem内螺纹非升杆ISRSInside screw & Rising stem内螺纹升杆JJTJoint接头JSJack Screw顶开（起）螺栓LLCLocked Closed 在关闭状态下锁定LEPLarge end plain大端为平的LETLarge end Threaded大端带螺纹LGLong长LGFLens Gasket Face透镜垫连接面L.H.THDLeft Hand Thread左螺纹LIFTLift Type升降式LJLap Joint搭接LJFLap Joint Flange松套法兰LOLocked Open在开启状态下锁定L.P. Low Pressure低压LRLong Radius长半径LRELong Radius Elbow长半径弯头LTGLarge Tongue & Groove大椎槽MMATL Material材料MAXMaximum最大MBMachine Bolt机器螺栓（单头）MFMale and Female凸和凹MFGManufacture制造MF*Manufacture制造厂MHManhole人孔MIMalleable Iron可锻铸铁MIN*Minimum最小MJMechanical Joint机械接头M.LMatc
