管件常用英语缩写

管子及管件编号缩写中文名称英文名称

1.1P管子Pipe1.2EL弯头Elbow

ELL长半径弯头LongradiuselbowELS短半径弯头斜接弯头（虾米腰弯头）MitreelbowREL异径弯头Reducingelbow

1.3T三通TeeLT斜三通异径三通Reducingtee1.4R异径管接头（大小头）ReducerCR同心异径管接头（同心大小头）ConcentricreducerER偏心异径管接头（偏心大小头）Eccentricreducer

1.5CPL管箍CouplingFCPL双头管箍单头管箍HalfcouplingRCPL异径管箍Reducingcoupling

1.6BU内外螺纹接头Bushing1.7UN活接头Union

1.8HC软管接头Hosecoupler1.9SE翻边短节Stubend

1.10NIP短节PipenippleorstraightnippleSNIP异径短节Swagednipple

1.11CP管帽（封头）Cap1.12PL管堵（丝堵）Plug1.13BLK盲板BlankSB8字盲板Spectacleblind(blank)1.14RP补强板Reinforcingpad

2法兰编号缩写中文名称英文名称

2.1PLG法兰FlangeWNF对焊法兰平焊法兰Slip-onflangeSWF承插焊法兰螺纹法兰ThreadedflangeLJ松套法兰异径法兰ReducingflangeBF法兰盖（日法兰）Blindflange

2.2FSF法兰密封面FlangescalingfaceFF全平面凸台面RaisedfaceMFF凹凸面凹面FemalefaceLM凸面环连接面RingjointfaceTG榫槽面榫面TonguefaceGF槽面Grooveface

3垫片编号缩写中文名称英文名称

3.1G垫片GasketNMG非金属垫片石棉垫片Asbestosgasket.2RG橡胶垫片聚四氟乙烯包复垫片PTFEenvelopegasketSMG半金属垫片金属包垫片Meta-jacketgasket.2SWG缠绕式垫片金属垫片Metallicgasket.1FMG金属平垫片齿形金属垫片Solidmetalserratedgasket.3LER透镜式金属环垫八角形金属环垫Octagonalringgasket.5OVR椭圆形金属环垫内外定位环Innerringandouterring.7IR内定位环外定位环Outerring

4坚固件编号缩写中文名称英文名称

4.1B螺栓BoltSB螺柱Studbolt

4.2NU螺母Nut4.3TB花蓝螺母Turnbuckle

4.4WSR垫圈WasherSWSR弹簧垫圈Springwasher

5阀门编号缩写中文名称英文名称

5.1GV闸阀Gatevalve5.2GLV截止阀Globevalve

5.3CHV止回阀Checkvalve5.4BUV蝶阀Butterflyvalve5.5BAV球阀Ballvalve5.6PV旋塞阀Plugvalve(cock)

5.7CV调节阀Controlvalve5.8SV安全阀Safetyvalve

5.9RV减压阀Pressurereducingvalve5.10ST蒸汽疏水阀Steamtrap

5.11PRV泄压阀Pressurreliefvalve5.12BV呼吸阀Breathervalve

5.13NV针形阀Needlevalve

5.14AV角阀5.15DV隔膜阀

5.16TWV三通阀5.17SGV插板阀

6管道上用的小型设备编号缩写中文名称英文名称

6.1SPR气液分离器Separator6.2FA阻火器Flamearrester

6.3SR过滤器StrainerSRYY型过滤器型过滤器T-typestrainerSRB桶式过滤器BuckettypestrainerTSR临时过滤器Temporarystrainer6.4SIL消声器Silencer

6.5SG视镜Slightglass6.6SC取样冷却器Samplecooler

6.7DF排液漏斗Drainfunnel6.8LM管道混合器Linemixer

6.9RO限流孔板RestrictionorificeMO混合孔板Mixingorifice

6.1RD爆破片（爆破膜）Rupturedisk6.11EJ补偿器Expansionjoint

7隔热、伴热编号缩写中文名称英文名称

7.1INS隔热ThermalinsulationH保温Hotinsulation

7.1.2C保冷Coldinsulation防烫伤隔热Personnelprotectioninsulation

7.2T&I伴热Tracingandinsulation7.3T管道伴热（冷）TracingEST蒸汽外伴热ExternalsteamtracingIST蒸汽内伴热蒸汽夹套伴热Steam-jackettracingET电伴热Electrictracing

8配管材料和等级编号缩写中文名称英文名称

8.1M金属材料MetallicmaterialCS碳钢铸钢CaststeelFS锻钢合金钢AlloysteelSS不锈钢SS奥氏体不锈钢铸铁Castiron8.1.8MI可锻铸铁球墨铸铁DuctileironL铝黄铜BrassBRZ青铜BronzeCU紫铜CopperLAS低合金钢低合金锻钢ForgedlowalloysteelCLAS低合金铸钢Castlowalloysteel

8.2THK壁厚ThicknessSCH表号标准StandardXS加强ExtrastrongXXS特强Doubleextrastrong

9装置布置编号缩写中文名称英文名称

9.1CN建北Constructionnorth9.2E东East

9.3W西West9.4S南South

9.5N北North9.6H水平Horizontal

9.7V竖直、铅直、直立Vertical9.8GRD地坪Ground

9.9UG地下Underground9.10BL装置边界线Batterylimitline

9.11ESEW事故沐浴洗眼器Emergencyshowerandeyewasher9.12HS软管站Hosestation

9.13ML接续分界线Matchline9.14PS管道支架（管架）Pipingsupport

9.15PR管桥Piperack9.16STRU构架（构筑物）Structure

9.17BLDG建筑物Building9.18PD清扫设施Purgedevice9.19PT池Pit9.20SHLT棚Shelter

9.21COFF围堰Cofferdam9.22FL楼板Floor

9.23PF平台Plateform

10尺寸标注编号缩写中文名称英文名称

10.1EL标高Elevation10.2BOP管底Bottomofpipe

10.3COP管中心Centerofpipe10.4TOP管顶Topofpipe

10.5FOB底平Flatonbottom10.6FOT顶平Flatontop

10.7CL(屯)中心线Centerline10.8TL切线Tangentline

10.9SYM对称的Symmetrical10.10BOS支架底Bottomofsupport

10.11TOS支架顶Topofsupport10.12CL净距（净空）Clearance

10.13CTC中心至中心Centertocenter10.14CTF中心至面Centertoface

10.15CTE中心至端部Centertoend10.16ETE端到端Endtoend

10.17FEF法兰端面Flangeandface10.18FTF面到面Facetoface

10.19D直径Diameter10.20DN公称直径Nominaldiameter

10.21ID内径Insidediameter10.22OD外径Outsidediameter

10.23DIM尺寸Dimension10.24MAX最大Maximum

10.25MIN最小Minimum10.26AVG平均Average

10.27APP约、近似Approximate10.28PT.EL点标高Pointelevation

11图表编号缩写中文名称英文名称

11.1PFD工艺流程图Processflowdiagram11.2PID管道和仪表流程图Piping&instrumentdiagram

11.3COD接续图Continuedondrawing11.4DTL详图Datail

11.5SPDWG(ISODWG)管段图Spooldrawing(eachlineisometricdrawing)

11.6DWGNO图号Drawingnumber11.7DWGI所在图号Drawingidentification

11.8LOW材料表Listofmaterial11.9MTO汇料Materialtake-off

11.10APPX附录Appendix11.11JOB.No.工号JobNumber

11.12BEDD基础工程设计数据Basicengineeringdesigndata11.13DEDD详细工程设计数据Detailengineeringdesigndata

11.14REV.No.修改号Recisionnumber11.15REFDWG参考图Referencedrawing

11.16SC采样接口Sampleconnection

12操作方式及工作参数编号缩写中文名称英文名称

12.1AUT自动Automatic12.2ML手动Manualcontrol

12.3CHOP链条操作Chainoperated12.4CSC铅封关Carsealclose

12.5CSO铅封开Carsealopen12.6LC锁闭Lockclosed

12.7LO锁开Lockopen12.8NC正常关Normallyclose

12.9NO正常开Normallyopen12.10ATM大气压Atmosphere

12.11PN公称压力Nominalpressure12.12A绝压

12.13G表压12.14(T)温度Temperature

12.15(P)压力Pressure

13施工编号缩写中文名称英文名称

13.1W焊接WeldingW电弧焊气体保护电弧焊Gasshielded-acrweldingEFW电熔焊电阻焊ElectricResistanceweldingGW气焊Gaswelding

LW搭接焊LapweldingBW对焊定位焊TackweldingSW承插焊连续焊ContinuousweldingSEW密封焊堆焊SurfacingFW现场焊接Fieldwelding

13.2HT热处理HeattreatmentH预热应力消除StressreliefWHT焊后热处理Postweldheattreatment13.3EIT检查、探伤和实验Examination,inspection&testingVE外观检查超声探伤Ultrasonicinspection(test)RI(RT)射线探伤磁粉探伤Magneticparticleinspection(test)LPI(PT)液体渗透检验硬度实验HardnesstestingHYDT水压实验气压实验PneumatictestingCE焊条焊丝WeldingwireSSY装配、组合Assembly

13.3.12F现场Field13.3.13F/F现场制造现场决定SuitinfieldCSP冷紧螺栓冷紧BoltcoldtighteningBHY螺栓热紧清洗口CleanoutNNY退火Annealed

13.4PE平端面Plainend13.5BE坡口端Belelledend13.6THR螺纹Thread13.7HB布氏硬度Brinnelhardness

13.8RC洛氏硬度13.9AT酸洗

14其他编号缩写中文名称英文名称

14.1FDN基础Foundation14.2INF信息（资料）Information

14.3REF参考Reference14.4REV修改Revision

14.5SEQ序号（顺序）Sequence14.6W/E设备带来Withequipment

14.7W/I仪表带来Withinstrument14.8CM色标Colourmark

14.9CA腐蚀裕度Corrosionallowance14.10UTL公用系统Utility

14.11UC公用工程接头Utilityconnection14.12QTY数量Quantity

14.13WT重量Weight14.14MHR工时Manhour

14.15BC螺栓分布圆Boltcircle14.16HP高点Highpoint

14.17LP低点Lowpoint14.18SUC吸入（口）Suction

14.19DIS排出（口）Discharge