化工設(shè)計(jì)常用管道儀表流程圖

1、管道儀表流程圖物料代號(hào)和縮寫詞1996-12-15發(fā)布1997-01-01實(shí)施中國(guó)石化蘭州設(shè)計(jì)院目次1 說(shuō)明(1)2 管道儀表流程圖上的物料代號(hào)(1)3管道儀表流程圖上的縮寫詞(6)附加說(shuō)明(30)管 道 儀 表 流 程 圖物料代號(hào)和縮寫詞工程設(shè)計(jì)標(biāo)準(zhǔn)中國(guó)石化蘭州設(shè)計(jì)院 SLDI 233A08-96實(shí)施日期: 1997-01-01第 1 頁(yè)共 30 頁(yè)1 說(shuō)明1.1在本規(guī)定中列入的物料代號(hào)和縮寫字母是最基本的。當(dāng)工程設(shè)計(jì)中需要補(bǔ)充本規(guī)定所列以外的物料代號(hào)和縮寫字母時(shí)，不要與本規(guī)定相矛盾。1.2 當(dāng)必須指明物料代號(hào)是供給或返回時(shí)，可在物料代號(hào)后加S(Supply)表示供給，加R(Return)表

2、示返回。例如，本文中冷卻水供水為CWS，冷卻水回水為CWR。1.3 要指明氣相或液相等相特性時(shí)，可在物料代號(hào)后加G(Gas)表示氣相，加L(Liquid)表示液相，例如氨作為冷凍劑，AMG為氣氨，AML為液氨。1.4本規(guī)定中，不包括自控專業(yè)用的代號(hào)和縮寫字母，不包括計(jì)量單位和符號(hào)，不列入單位、協(xié)會(huì)、標(biāo)準(zhǔn)等的縮寫字母。2 管道儀表流程圖上的物料代號(hào)2.1分類物料代號(hào)用于管道編號(hào)，分為工藝物料代號(hào)及化學(xué)品、輔助物料和公用物料代號(hào)兩類。2.2工藝物料代號(hào)縮寫代號(hào)英 文中 文 詞 義PProcess stream工藝物料(通用代號(hào))PGProcess gas工藝氣體PLProcess liquid工藝

3、液體PSProcess solid工藝固體2.3 化學(xué)品、輔助物料和公用物料代號(hào)縮寫代號(hào)英 文中 文 詞 義AAir空氣ACAcid酸、酸液ACGAcidily gas酸性氣體ACLAcidily liqiud酸性液體ACSAcidily sewage酸性污水ADAdditive添加劑AMAmmonia氨AMGGaseous ammonia氨氣(作制冷劑)AMLLiquid ammonia液氨(作制冷劑)AMWAmmonia water氨水BABlowing Air鼓風(fēng)空氣BDBlow down排污BRBrine鹽鹵水BW Boiler feed water鍋爐給水CSteamy conden

4、sate水蒸汽凝液CACaustic堿、堿液CAGCaustic gas堿性氣體CALCaustic liquid堿性液體CASCaustic sewage堿性污水CATCatalyst催化劑CCACarrier catalyst Air催化劑載運(yùn)空氣CDRChemical Drain化學(xué)污水放凈CHWChilled water冷凍冷水(指0以上)CLChlorine氯CMChemicals化學(xué)品CNSClean sewage清凈下水COCooling oil冷油(冷卻油)COOCarbon dioxide二氧化碳CRSContaminated rain and sewage污染下水(指污染的

5、雨水、沖洗水、放凈水、排水)CSWChilled salt water冷凍鹽水(指0以下)CTMCooling transfer material冷載體CWCooling water冷卻水CWRCooling water return冷卻水回水CWSCooling water supply冷卻水供水DAWDealkalized water脫堿水(用于除鹽水系統(tǒng))DEWDemineralized water除鹽水(脫鹽水)DFDry Flare干火炬排放氣DRDrain排水、排液DWDomestic water生活用水、飲用水EAExhaust air排出空氣EREthane(or ethyle

6、ne)refrigerant乙烷(或乙烯)冷凍劑ESExhaust steam排出蒸汽FFlare exhaust火炬排放氣FAFilling Air填充空氣FGFuel gas燃料氣FLGFlue gas 煙道氣FLWFiltrated water 過(guò)濾水FOFuel oil燃料油FOSFoaming solution泡沫液FRFreon refrigerant氟里昂冷凍劑FTFused salt熔鹽FWFire water 消防水GOGland oil填料油GWGased water加氣水、溶氣水HHydrogen氫氣HAHydrochloric acid鹽酸HCHigh pressure

7、 condensate高壓蒸汽凝液HFHot Flare熱火炬排放氣HOHeating oil熱油、加熱油、熱載油HSHigh pressure steam高壓蒸汽HSSHigh pressure saturated steam高壓飽和蒸汽HSUHigh pressure super steam高壓過(guò)熱蒸汽HTMHeat transfer material熱載體HWHot water 熱水HWRHot water return熱水回水(用于采暖、加熱、空調(diào)等)HWSHot water supply熱水給水(用于采暖、加熱、空調(diào)等)HYLHydraulic liquid液壓液體HYOHydrau

8、lic oil液壓油HYWHydraulic water液壓水IAInstrument air儀表空氣ICWIntermadiate cooling water冷卻水二次用水IDWIndustrial snd domestic water生產(chǎn)和生活用水IGInert gas惰性氣體ISIndustrial sewage生產(chǎn)污水(泛指工藝過(guò)程產(chǎn)生的污水)IWIndustrial water生產(chǎn)用水LCLow pressure condensate低壓蒸汽凝液LDLiquid drain排液(泛指工藝排液)LOLubricating oil潤(rùn)滑油LSLow pressure steam低壓蒸汽LS

9、SLow pressure saturated steam低壓飽和蒸汽LSULow pressure super steam低壓過(guò)熱蒸汽MCMedium pressure condensate中壓蒸汽凝液MRMethane refrigerant甲烷冷凍劑MSMedium pressure steam中壓蒸汽MSSMedium pressure saturated steam中壓飽和蒸汽MSUMedium pressure super steam中壓過(guò)熱蒸汽NNitrogen氮?dú)釴GNatural gas天然氣OLOil油(泛指除原料外的油)OSOily sewage含油污水OXOxygen氧

10、氣PAPlant air工廠空氣PCProcess Condensate工藝?yán)淠篜RPropane(or propylene)refrigerant丙烷(或丙烯)冷凍劑PWPolished water精制水QOQuench Oil急冷油QWQuench water急冷水RRefrigerant冷凍劑、冷媒、制冷劑RAWRaw water原水RCSRain water and clean sewage雨水及清凈下水(指清凈的雨水、沖洗水、放凈水、排水)RWRaw water雨水SSteam蒸汽SASulphuric acid硫酸SEWSea water海水SFWSoft water軟水(軟化水

11、)SGStack Gas煙道氣SLSealing liquid密封液SOSealing oil密封油SSSanitary sewage生活污水STAStarting Air開(kāi)車空氣SUSludge,slurry污泥、泥漿SWSealing water密封水TCTurbine Condensate透平凝液TWTreated waste water處理后的廢(污)水TWFFiltration Treated Water過(guò)濾水TWPPurified Treated Water澄清水VEVacuun exhaust真空排放氣VGVent gas放(排)空氣體WWater水WACWaste acid廢酸

12、WCAWaste caustic廢堿WFWet Flare濕火炬排放氣WGWaste gas廢氣WLWaste liquid廢液WOWaste oil廢油WSWaste solid廢渣WWWaste water廢水(各種污水統(tǒng)稱)WWCChemical Waste Water化學(xué)污水WWPProduction Waste Water生產(chǎn)污水WWSSanitary Waste Water生活污水3 管道儀表流程圖上的縮寫詞3.1按英文字母順序排列的縮寫詞縮寫詞用于圖紙上的說(shuō)明和標(biāo)注?？s寫詞英 文中 文 詞 義AAir drive氣力(空氣)驅(qū)動(dòng)AAnalysis分析ABSAbsolute絕對(duì)的A

13、BSAcrylonitrile-butadiene-styrene丙烯腈丁二烯苯乙烯ABS.EI.Absolute elevation絕對(duì)標(biāo)高ACFAdvanced certified final先期確認(rèn)圖紙資料ADPTAdapter連接頭AFCApproved for construction批準(zhǔn)用于施工AFDApproved for design批準(zhǔn)用于設(shè)計(jì)AFPApproved for planning批準(zhǔn)用于規(guī)劃設(shè)計(jì)AGLAngle角度AGL.VAngle valve角閥(角式截止閥)ALTAltitude高度、海拔ALUM.Aluminum鋁ALY.STL.Alloy steel.合

14、金鋼AMTAmount總量、總數(shù)APPROXApproximate近似的ASB.Asbestos石棉ASPH.Asphalt瀝青A.S.S.Austenitic stainless steel奧氏體不銹鋼ATMAtmosphere大氣、大氣壓AUTOAutomatic自動(dòng)的AVGAverage平均的、平均值BBuyer買方、買主BARBarometer氣壓計(jì)、氣壓表BA.VBall valve球閥B/B(B-B)Back to back背至背B.BBy buyer買方負(fù)責(zé)BBL(bbl)Barrel桶、桶裝B.CBetween centers二者中心之間(中心距)BD.VBiowdown va

15、lve泄料閥、排污閥BFBlind flange盲法蘭B.INSTBy instrument由儀表(專業(yè))負(fù)責(zé)BLBattery limit界區(qū)線范圍、裝置邊界BLDBlind擋板、盲板BLC.VBlock valve切斷閥B.MBench mark基準(zhǔn)點(diǎn)、水準(zhǔn)BOMBill of material材料表、材料單BOPBottom of pipe管底BOTBottom底BPBack pressure背壓B.PBursting pressure爆破壓力B.PTBoiling point沸點(diǎn)BRS.Brass黃銅BR.VBreather valve呼吸閥BRZ.Bronze青銅B.SBy sell

16、er由賣主負(fù)責(zé)BTF.VButterfly valve蝶閥BURBurner燃燒器、燒嘴B.VBy vendor由制造廠(賣主)負(fù)責(zé)CCap管帽CABCellulose acetate butyrate醋酸丁酸纖維素 CATCatalyst催化劑C.BCatch basin雨水井(池)、集水井(池)、濾污器C/C(C-C)Center to center中心到中心CCNClient change notice用戶變更通知C.DClosed drain密閉排放C/E(C-E)Center to end中心到端頭(面)CEM I.NDCement lined襯水泥的CENTCentrifugal離

17、心式、離心力、離心機(jī)CERA.Ceramic陶瓷C/F(C-F)Center to face中心到面CFCertified final最終確認(rèn)圖紙資料CGCenter of gravity重心CHCondensate header 冷凝液收集管CHA.OPERChain operated鏈條操縱的C.I.Cast iron鑄鐵CIRCCirculate循環(huán)CIRC.Circumference圓周C.L()Center line中心線CLClass等級(jí)CLNCClearance間距、容積、間隙CNDConduit水管、導(dǎo)管、管道CNDSCondensate冷凝液C.OClean out清掃(口)

18、、清除(口)CODContinued on drawing接續(xù)圖COEFCoefficient系數(shù)COLColumn塔、柱、列COMBCombination組合、聯(lián)合COMBUCombustion燃燒COMPRCompressor壓縮機(jī)CONCConcentric同心的CONC.Concrete混凝土CONC.REDConcentric reducer同心異徑管CONDENCondenser冷凝器COND.Condition條件、情況CONNConnect,connecting連接、管接頭CONTControl控制CONTDContinued連接、續(xù)CONT.VControl valve控制閥

19、COP.Copper銅、紫銅CPEChlorinated polyether氯化聚醚CPMSSConsolidated piping material summary sheet綜合管道材料表CPLGCoupling聯(lián)軸器、管箍、管接頭CPVCChlorinated polyvinyl chloride氯化聚氯乙烯C.S.Carbon steel碳鋼CSCCar seal close關(guān)閉狀態(tài)下鉛封(未經(jīng)允許不得開(kāi)啟)CSOCar seal open開(kāi)啟狀態(tài)下鉛封(未經(jīng)允許不得關(guān)閉)C.STL.Cast steel鑄鋼CSTGCasting鑄造、鑄件、澆注CTRCenter中心C.VCheck

20、valve止回閥、單向閥CYLCylinder鋼瓶、汽缸、圓柱體DDensity密度DDriver驅(qū)動(dòng)機(jī)、發(fā)動(dòng)機(jī) DAMPDamper調(diào)節(jié)擋板DA.PDash pot緩沖筒(器)DBLDouble雙、復(fù)式的DC.Design condition設(shè)計(jì)條件DDIDetail design issue詳細(xì)設(shè)計(jì)版DEGDegree度、等級(jí)DF.Design flow設(shè)計(jì)流量D.FDrinking fountain噴嘴式飲水龍頭DHDistribute header分配管(蒸汽分配管)DIADiameter直徑、通徑DIMDimension尺寸、因次DISCHDischarge排料、出口、排出DISTR

21、Distribution分配DIVDivision部分、分割、隔板DNNominal diameter公稱(名義)通徑DNDown下DP.Design pressure設(shè)計(jì)壓力D.PTDew point露點(diǎn)DP.VDiaphragm valve隔膜閥DR.Drive驅(qū)動(dòng)、傳動(dòng)DRNDrain排放、排水、排液DSGNDesign設(shè)計(jì)DSSSDesign specification summary sheet設(shè)計(jì)規(guī)定匯總表DT.Design temperature設(shè)計(jì)溫度DV.VDiverting valve(reversing valve)換向閥DWGDrawing圖紙、制圖DWG NO.Dra

22、wing number圖號(hào)EEast東ECombustion engine內(nèi)燃機(jī)EGas engine燃?xì)鈾C(jī)ECCEccentric偏心的、偏心器(輪、盤、裝置)ECC REDEccentric reducer偏心異徑管E.FElectric furnace電爐ELElevation標(biāo)高、立面ELECElectricity,electric電、電的EMEREmergency事故、緊急ENCLEnclosure外殼、罩、圍墻EPExplosion proof防爆EPDMEthylene propylene diene monomer乙烯丙烯二烴單體EPREthylene propylene ru

23、bber乙丙橡膠EQEquation公式、方程式Emergency shutdown system緊急關(guān)閉系統(tǒng)ESTEstimate估計(jì)etc.And so on(et cetera)等等ETLEffective tube length有效管長(zhǎng)EXHExhaust排氣、抽空、取盡EXISTExisting現(xiàn)有的、原有的EXPExpansion膨脹EXP.JTExpansion joint伸縮器、膨脹節(jié)、補(bǔ)償器FBT.VFlush-bottom tank valve罐底排污閥FCFail closed故障(能源中斷)時(shí)閥關(guān)閉FDFlanged and dished法蘭式的和碟形的(圓板形的)F.

24、DFloor drain地面排水口、地漏FEFlanged end法蘭端部F/F(F-F)Face to face面到面FFFlat faced(full face)平面(全平面、滿平面)F.HFire hose消防水龍帶FHFlat heab平蓋FIFail indeterminate故障(能源中斷)時(shí)閥處任意位置FIG.Figure圖FLFail locked(last position)故障(能源中斷)時(shí)閥保持原位(最終位置)FLFloor樓板、樓面FLGFlange法蘭FLGDFlanged法蘭式的FL.PTFlash point閃點(diǎn)FMFFemale fsce凹面FOFail ope

25、n故障(能源中斷)時(shí)閥開(kāi)啟FOBFlat on bottom底平FOTFlat on top頂平FPC.VFlap check valve翻板止回閥FPRFFireproof防火F.PTFreezing point冰點(diǎn)FSFlushing supply沖洗源F.STL.Forged steel鍛鋼FS.VFlush valve沖洗閥FTFFitting to fitting管件直連FTGFitting管件FT.VFoot valve底閥F.W.Field weld現(xiàn)場(chǎng)焊接G(GENR)Generator發(fā)電機(jī)、動(dòng)力發(fā)生機(jī)、發(fā)生器GALVGalvanize電鍍、鍍鋅G.CIGrey cast i

26、ron灰鑄鐵GENGeneral一般的、通用的、總的GLGlass玻璃G.LGround level地面標(biāo)高GL.VGlobe valve截止閥G.OPERGear operator齒輪操作器GOVGovernor調(diào)速器GRGrade等級(jí)、度GRDGround地面GRPGroup組、類、群GR.WTGross weight總(毛)重GSGas supply氣體源GSKTGasket墊片、密封墊G.V Gate valve 閘閥HHeight高HA.PHand pump(wobble pump)手搖泵HAZHeat affected zone熱影響區(qū)H.C.Hand control手工操作(控制

27、)HC.Hose connection軟管連接、軟管接頭H.C.S.High-carbon steel高碳鋼HCVHand control valve手動(dòng)控制閥HDRHeader總管、主管、集合管HHHandhole手孔HHHighest(higher)最高(較高)HLLHigh liquid level高液位HORHorizontal水平的、臥式的H.P.High pressure高壓HPTHigh point高點(diǎn)HSHose station軟管站(公用工程站、公用物料站)HSHydraulic supply液壓源High silicon cast iron高硅鑄鐵HS.VHose valv

28、e軟管閥HTHigh temperature高溫HTRHeater加熱器(爐)HYRHydraulic operator液壓操縱器IDInside diameter內(nèi)徑i.e.That is (id est)即、也就是IGRIgnitor點(diǎn)火器INL.PMPInline pump管道泵INInlet進(jìn)口、入口INInput輸入INSInsulation隔熱、絕緣、隔離INSTInstrument儀表、儀器INSTI.Installation裝置、安裝INST.VInstrument valve儀表閥INTMTIntermittent間歇的、斷續(xù)的IS.B.I.Inside battery li

29、mit裝置邊界內(nèi)側(cè)JOB NO.Job number項(xiàng)目號(hào)KRKnuckle radius轉(zhuǎn)向半徑LLength長(zhǎng)度、段、節(jié)、距離LLow低Line blind管道盲板LNB.VLine-blind valve管道盲板閥LCLocked closed關(guān)閉狀態(tài)下加鎖(鎖閉)L.C.S.Low-carbon steel低碳鋼LC.VLift check valve升降式止回閥LEPLarge end plain大端為平的LETLarge end thread大端帶螺紋LGLevel glass玻璃管(板)液位計(jì)LIQLiquid液體LJFLap joint flange松套法蘭LLLowest(l

30、ower)最低(較低)LLLLow liquid level低液位LNDLined襯里L(fēng)OLocked open開(kāi)啟狀態(tài)下加鎖(鎖開(kāi))L.P.Low pressure低壓LPTLow point低點(diǎn)L.RLoad ratio載荷比LRLong redius長(zhǎng)半徑LTRLetter符號(hào)、字母、信LUBLubricant潤(rùn)滑油、潤(rùn)滑劑MMotor(motor actuator)電動(dòng)機(jī)、馬達(dá)、電動(dòng)執(zhí)行機(jī)構(gòu)MACHMachine機(jī)器MATLMaterial材料、物質(zhì)MAXMaximum最大的M.C.S.Medium-carbon steel中碳鋼MDL(M)Middle(medium) 中間的、中等的

31、、正中、當(dāng)中MFMale face凸面M&FMale and female陽(yáng)的與陰的(凸面和凹面)MHMan hole人孔M.I.Malleable iron可鍛鑄鐵MINMinimum最小的M.LMatch line接續(xù)線MOL WTMolecular weight分子量MOVMotor operated valve電動(dòng)閥M.P.Middle(medium)pressure 中壓M.S.S.Martensitic stainless steel馬氏體不銹鋼MTDMean temperature difference平均溫差MTOMaterial take-off材料統(tǒng)計(jì)MWMinim

32、um wall最小壁厚M.WMineral wool礦渣棉NNorth北NBNominal bore公稱孔徑NCAmerican national coarse thread美國(guó)標(biāo)準(zhǔn)粗牙螺紋N.CNormally closed正常狀態(tài)下關(guān)閉N.C.I.Nodular cast iron(nodular graphite iron)球墨鑄鐵NFAmerican national fine thread美國(guó)標(biāo)準(zhǔn)細(xì)牙螺紋NIL.Normal interface level正常界面NIPNipple管接頭、螺紋管接頭NLLNormal liquid level正常液位N.ONormally open正

33、常狀態(tài)下開(kāi)啟NOMNominal名義上的、公稱的、額定的NO.PKTNo pocket不允許出現(xiàn)袋形NORNormal正常的、正規(guī)的、標(biāo)準(zhǔn)的NOZNozzle噴嘴、接管嘴NPSNational pipe size國(guó)標(biāo)管徑NPSAmerican standard straight pipe thread美國(guó)標(biāo)準(zhǔn)直管螺紋NPSHNet positive suction head凈(正) 吸入壓頭NPSHANet positive suction head available凈(正)吸入壓頭有效值NPSHRNet positive suction head required凈(正)吸入壓頭必需值NP

34、TAmerican standard taper pipe thread美國(guó)標(biāo)準(zhǔn)錐管螺紋NSNitrogen supply氮源NUMNumber號(hào)碼、數(shù)目N.VNeedle valve針形閥OC.Operating condition操作條件、工作條件ODOutside diameter外徑OETOne end threaded一端制成螺紋(一端帶螺紋)OF.Operating flow操作流量、工作流量O/O(O-O)Out to out總尺寸、外廊尺寸OOCOrigin of coordinate坐標(biāo)原點(diǎn)OP.Operating pressure操作壓力、工作壓力OPEROperating

35、操作的、控制的、工作的OPPOpposite相對(duì)的、相反的OROutside radius外半徑ORFOrifice孔板、小孔Outside battery limit裝置邊界外側(cè)OT.Operating temperature操作溫度、工作溫度PAPolyamide聚酰胺PAPPiping arrangement plan (Piping assem-管道平面布置圖bly,piping layout)PARParallel平行的、并聯(lián)的PARAParagraph段、節(jié)、款PBPolybutylene聚丁烯PBPush button按鈕PB STAPush button station控制(按

36、鈕)站PCPolycarbonate聚碳酸酯PEPlain end平端PEPolyethylene聚乙烯P.FPermanent filter永久過(guò)濾器PFPlatform平臺(tái)、操作臺(tái)PFDProcess flow diagram工藝流程圖PGPlug塞子、絲堵、栓PIPoint of intersection交叉點(diǎn)P&IDPiping and instrument diagram管道儀表流程圖P.IR.Pig iron生鐵PLPlate板、盤PLSPlastic塑料PMMAPolymethel methacrylate聚甲基丙烯酸甲酯PNPressure rating(nominal

37、 pressure) 公稱壓力PNEUPneumatic氣動(dòng)的、氣體的PN.VPinch valve夾套式膠管閥(用于泥漿、粉塵等)POPolyolefin聚烯烴POSPoint of support支撐點(diǎn)PPPolypropylene聚丙烯P.PROTPersonnel protection人員保護(hù)PRESS(P)Pressure壓力PSPolystrene聚苯乙烯P.SPTPipe support管架PSRProject status report項(xiàng)目進(jìn)展情況報(bào)告PSSSPurchasing specification summary sheet訂貨單、采購(gòu)說(shuō)明匯總表PTPoint點(diǎn)PTF

38、EPolytetrafluoroethylene聚四氟乙烯PT.VPiston type valve柱塞閥P.VPlug valve旋塞閥PVCPolyvinyl chloride聚氯乙烯PVC LNDPolyvinyl chloride lined聚氯乙烯襯里PVDFPoly vinylidene fluoride聚偏二氟乙烯Q CPLGQuick coupling快速接頭QC.VQuick closing valve快閉閥QO.VQuick opening valve快開(kāi)閥QTYQuantity數(shù)量RRadius半徑RADRadiator輻射器、散熱器R.CRodding connecti

39、on棒桶口(孔)RECPReceptacle儲(chǔ)罐、容器、倉(cāng)庫(kù)REDReducer異徑管、減壓器、還原器REGENRegenerator再生器REVRevision修改RFRaised face突面RESSmooth raised face光滑突面R.H.Relative humidity相對(duì)濕度RJRing joint環(huán)形接頭(環(huán)接)RL.VRelief valve泄壓閥RORestriction orifice限流孔板RPRupture piece(disk)爆破片RSRising stem升桿式(明桿)RSPRemovable spool piece可拆卸短管(件)RUB LNDRubbe

40、r lined襯橡膠RVReducing valve減壓閥SSample取樣口、取樣點(diǎn)SSeller賣方、賣主S.Shell殼體、殼程、殼層SSouth南SSpecial(traced)特殊(伴管)SA.VSampling valve取樣閥SCSampling cooler取樣冷卻器SCH.NO.Schedule number壁厚系列號(hào)SCRDScrewed螺紋、螺旋SECTSection剖面圖、部分、章、段、節(jié)SEPSmall end plane小端為平的SETSmall end thread小端帶螺紋S.EWSecurity eye washer安全洗眼器Securith eye wash

41、er sprayer安全噴淋洗眼器SGSight glass視鏡SH.ABRShock absorber減震器、振動(dòng)吸收器SKSketch草圖、示意圖SLRSilencer消音器SL.VSlide valve滑閥SN.Swaged nipple鍛制螺紋短管SNRSnubber緩沖器、錨鏈制止器、掏槽眼、減震器SO.Steam out蒸汽吹出(清除)SPSpecial piece特殊件SP.Static pressure靜壓S.P.Set point設(shè)定點(diǎn)S.PSet pressure設(shè)定壓力、整定壓力SPECSpecification說(shuō)明、規(guī)格特性、明細(xì)表SP GRSpecific gravi

42、ty比重SP HTSpecific heat比熱SRStyrene-rubber苯乙烯橡膠S.SSecurity sprayer安全噴淋器S.S.Stainless steel不銹鋼SSSteam supply蒸汽源STSteam trace蒸汽伴熱ST.Steam turbine蒸汽(透平)STDStandard標(biāo)準(zhǔn)S.TEStructural teeT型結(jié)構(gòu)STL.Steel鋼STMSteam蒸汽STRStrainer過(guò)濾器SUCTSuction吸入、入口SVSafety valve安全閥SWSocket welded承插焊的SWSwitch開(kāi)關(guān)SYMSymmetrical對(duì)稱的SYMBS

43、ymbol符號(hào)、信號(hào)TTeeT型、三通TSteam trap蒸汽疏水閥T.Tube管子、管程、管層T&.BTop and bottom頂和底T/B(T-B)Top to bottom頂?shù)降譚EThreaded end螺紋端TEMP(T)Temperature溫度TEDThreaded螺紋的THKThick厚度TIT.Titanium鈦TLTangent line切線TL/TL(TL-Tangent line to tangent line切線到切線TL)TOPTop kf pipe頂、管頂TOSTop of support,top of steel架頂面、鋼結(jié)構(gòu)頂面TR.VThrott

44、le valve節(jié)流閥T.STemporary strainer臨時(shí)過(guò)濾器TURBTurbine透平機(jī)、渦輪機(jī)、汽輪機(jī)U.CUtility coupling公用工程連接口(公用物料連接口)UFDUtility flow daigram公用工程流程圖(公用物料流程圖)UG(U)Underground埋地、地下UHUnit heater單元加熱器、供熱機(jī)組UNUnion活接頭、聯(lián)合、結(jié)合VValve閥VVendor制造商、賣主VACVacuum真空VARNVarnish清漆VBKVaccum breaker破真空(閥)VCMVendor coordinative meeting廠商協(xié)調(diào)會(huì)VELVe

45、locity速度VERTVertical垂直的、立式、垂線VISCViscosity粘度VITVitreous玻璃狀的、透明的VOLVolume體積、容量、卷、冊(cè)VTVent connection放空V.TVitrified tile缸瓦質(zhì)、陶瓷質(zhì)VTHVent hole放氣孔、通氣孔VT.VVent valve放空閥WWest西WDWidth寬度、幅度、闊度WEWith equipment隨設(shè)備(配套)供貨W.I.Wrought iron熟(鍛) 鐵W.LDWorking load工作荷載、操作荷載WNFWeld neck flange對(duì)焊法蘭WPWeather proof全天侯、防風(fēng)雨的W.P.Working point工作點(diǎn)、操作的WSWater supply水源WTWall thickness壁厚WT.Weight重量XRX-rayX射線3.2按中文筆畫順序排列的縮寫詞同筆畫的中文按中文的拼音字母順序排列。中文詞義縮 寫 詞英 文一畫：一般的、通用的、總的GENGeneral一端制成螺紋(一端帶螺紋)OETOne end threaded乙丙橡膠EPREthylene propylene rubber乙烯丙烯二烴單體EPDMEthylene propylene diene monomer二畫：廠商協(xié)調(diào)會(huì)VCMVendor coordinative