管件的各种英文缩写

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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 Pressu

11、re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.LMatch Line连续线MSS * Manufacturers Standardization Society

12、 of the Valve and Fittings Industry, Inc.美国阀门和管件制造商标准化协会MTOMaterial take-off材料统计MWMinimum Wall最小壁厚M.W.Mineral Wool矿（物）棉NN *North北NBNominal Bore公称孔径N.B.Non-Bonnet无阀盖NCNormally Closed常闭NIPNipple短管NONormally Open;常开*Number号； 数量NO INSNo Insulation不隔热NOMNominal公称的；额定的NOZNozzle管口NPSNominal Pipe Size公称管径NP

13、SHNet Positive Suction Head净正吸入压头NPT*American National Taper美国锥管螺纹Pipe ThreadNSNominal Size公称直径NVNeedle Valve针形阀OOD*Outside Diameter外径OETOne end Threaded一端带螺纹OROutside Radius外半径ORFOrifice孔板ORIENTOrientation方位OS & Y Outside Screw and Yoke外螺纹阀杆和阀轭OSNBOutside Screw Non-Bonnet外螺纹无阀盖PP Plug堵头PAPPiping Ar

14、rangement Plan管道布置平面图PBPressure Seal Bonnet压力密封的阀盖P-BPlain EndBevel End平端 坡口端PCPressure Seal Cap压力密封的阀帽P.C.D.Pitch Circle Diameter节圆直径PEPlain End (not beveled)平端（无坡口）PFPlatform平台PIDPiping & Instrument Diagram管道及仪表流程图PN*Nominal Pressure公称压力PNPlant North工厂北向POSpoint of Support支承点P-PPlain End Plain End

15、两端为平端PREP Preparation加工准备PSIA*Pounds Per Square InchAbsolute磅/PSIGPounds Per Square Inch Gage磅/PTPoint点PTFE*Polytetrafluoroethylene聚四氟乙烯PT.NOPart No.件号PVPlug Valve旋塞阀PVC*Poly Vinyl Chloride聚氯乙烯QQTY*Quantity数量RR *Radius半径REDReducer异径管REFReference参考REINFReinforce 加强REQDRequired需要；申请REV *Revision修改RF R

16、aised Face凸面RGRing Gasket环形垫片R.H.THD Right Hand Thread右螺旋RJRing Joint环垫接头RORestriction Orifice限流孔板RPM*Revolutions Per Minute转 / 分RPS*Revolutions Per Second转 / 秒RS Resting Support支承架，滑动架RTJRing Type Joint（见 RJ）RV Relief Valve安全泄液阀SS*South南SSpring弹簧（管架用）SAW(Automatic)Submerged Arc Wel*自动埋弧焊SBStud Bolt

17、双头螺栓SBScrewed Bonnet螺纹阀盖SCSample Cooler取样冷却器SCH*Schedule管壁厚系列号SCRDScrewed螺纹SEPSmall end Plain小端为平的SETSmall end Threaded小端带螺纹SFSemi-Finished半光SGSight Glass视镜SHSurface Hard Facing硬质密封面SKSketch草图SMAWShielded Metal Arc Wel*有保护的金属电弧焊SMLS Seamless无缝SNSwaged Nipple异径短管SOSlip On滑套SOFSlip On Flange滑套法兰SPEC*S

18、pecification规定，说明SPLSound Pressure Lever升压水准SQ*Square方的，平方SRShout Radius短半径SREShort Radius Elbow短半径弯头SS*Stainless Steel不锈钢STSteam Trap蒸汽疏水阀STD*Standard标准STGSmall Tongue & Groove小椎槽面STL*Steel钢STMSteam蒸汽STM.TR Steam Tracing蒸汽拌热SUCTSuction吸入口SVSafety Valve安全泄气阀SWSocket Weld承插焊SWGSwage锻造，模锻SWMGSwing Typ

19、e旋启式SYMSymmetrical对称的TT Tee 三通TEThreaded End螺纹端TEMP*Temperature温度TGTongue & Groove椎槽THD*Threaded螺纹的THK*Thickness厚度TLTangent Line切线TNTrue North真实北向TOCTop of Concrete混凝土北向TOPTop of pipe管顶TOSTop of Support支架顶面Top of Steel钢结构顶面TYPTypical典型的UUBUnion Bonnet带活接头的阀盖UCUnion Cap带活接头的阀帽UNUnion活接头VV Valve 阀VACV

20、acuum真空VARVariable可变的VERTVertical垂直的VOL*Volume卷，册，容量，体积WW *West西WBWeld Branch焊接支管WCWeld Cap焊接管帽WDWidth宽度WEWeld End焊接端WLWel* Line焊接线WNWel* Neck对焊法兰（颈部）WNFWeld Neck Flange对焊法兰WPWorking Pressure工作压力W.P.Working Point工作点WTWall Thickness壁厚Weight重量XXHExtra Heavy加强的，加厚的XXHDouble Extra Heavy双倍加强（厚）的XSExtra Strong加强的XXSDouble Extra Strong双倍加强的YYPYield Point屈服点