机械专用英文缩写.docx

1、机械专用英文缩写机械专用英文缩写A *Anchor固定ABS*Absolute绝对的AISI*American Iron and Steel Institute美国钢铁学会ANSI*American National Standards 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ASB*Asbestos石棉ASME*American Society Of Testing Material美国机械工程师协会ASSY*Assembly装配，组装ASTM*American Societ

2、y Of Testing 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 Works Association 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

3、口（焊接用）B.E 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 法兰盖BLD Blind 盲板BLDG*Buil* 建筑物BM Bill Of Material 材料表BOPBottom Of Pipe 管底B-PBeveled End Plain End 坡口端.平端BV Butterfly valve 蝶阀BWG * Birmingham Wire Gage 伯明翰线规BWButt Weld 对焊CCCap管帽C-CCenter to Cen

4、ter中至中C-ECenter to 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.Concen

5、tric Reducer 同心异径管C.S.*Carbon Steel碳钢C.S.Cold Spring冷紧在关闭状态下封住在开启状态下封住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*Double Male And Female公称直径DNDown下DRDrain排液DSDirectional Stop定向

6、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FFFla

7、t 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 Weld现伤焊GG

8、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HHHanger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 Face on阀内

9、件（阀心）为Valve Trim 硬质合金密封面HHHand Pole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）装置边界内恻ISNSInside screw & Non-rising Stem内螺纹非升杆ISRSInside screw &

10、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 Tong

11、ue & Groove大椎槽MMATLMaterial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 of the Valve and Fittings Industry, Inc.美国阀门和管件制造商标准化协会MTO

12、Material 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NPSHNet Positive Suction Head净正吸入压头NPT*American National Tape

13、r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 & YOutside Screw and Yoke 外螺纹阀杆和阀轭OSNBOutside Screw Non-Bonnet外螺纹无阀盖PPPlug堵头PAPPiping Arrangement Plan管道布置平面图PBPressure Seal Bonnet压力密封的阀盖P-BPlain

14、End Bevel End平端坡口端PCPressure Seal Cap压力密封的阀帽节圆直径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 EndPlain End两端为平端PREPPreparation加工准备PSIA*Pounds Per Square Inch Absolute磅/PSIGPounds Per Square Inc

15、h 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 Raised Face凸面RGRing Gasket环形垫片右螺旋RJRing Joint环垫接头RORestriction Orifice限流孔板RPM*Revolutions

16、 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 Threade

17、d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*Specification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 Stee

18、l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.TRSteam 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 Type旋启式SYMSymmetrical对称的TTTee三通TEThreaded End螺纹端TEMP*Temperature温度TGTongue & Groove椎槽THD*Threaded螺纹的THK*Thickness厚度TLTange

19、nt 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VVValve阀VACVacuum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