《搪玻璃攪拌器 框式攪拌器(Glass-lined agitator - Gate type)》

ⅠHG/T2051.2-2019ForewordSAC/TC72isinchargeofthisEnglishtranslation.IncaseofanydoubtaboutthecontentsofEnglishtranslation，theChineseoriginalshallbeconsideredauthoritative.ThisstandardisdraftedinaccordancewiththerulesgivenintheGB/T1.1－2009.ThisstandardreplacestheHG/T2051.2-2013Glass-linedagitatorgatetypeinwhole.Inadditiontoanumberofeditorialchanges,thefollowingtechnicaldeviationshavebeenmadewithrespecttotheHG/T2051.2-2013:——Removedspecificationsforagitatorofmixingvesselwith400Lnominalcapacity(seeTable1of2013edition);——ThedimensionsofbladeinTable1oftheoriginalstandardwererevisedfromtheoriginal"t"to"t2×t4",i.e.,fromtheoriginal"38,48,60,86,97"to"38×20,48×25,60×30,86×43,97×50"(seeTable1,andTable1of2013edition);——ThedimensionsofL4inTable2oftheoriginalstandardwererevisedfromtheoriginal"80,100,110,120”to"60,90,100,110"(seeTable2,andTable2of2013edition);——ThedimensionsofL3inTable3oftheoriginalstandardwererevisedfromtheoriginal"20,20”to"36,36"(seeTable3,andTable3of2013edition);——ThedimensionsofL33inTable3oftheoriginalstandardwererevisedfromtheoriginal"34,34”to"50,50"(seeTable3,andTable3of2013edition);——ThedimensionsofL3inTable4oftheoriginalstandardwererevisedfromtheoriginal"18,18”to"26,30"(seeTable4,andTable4of2013edition);——ThedimensionsofL33inTable4oftheoriginalstandardwererevisedfromtheoriginal"32,32”to"40,44"(seeTable4,andTable4of2013edition);——Deletedthestructuretype,mainsizeandbasicparametersoftheBⅡ-typeshaftend;——Theshaftendcode"BⅠ-type"wasrevisedto"B-type"(see3.2,3.3,andClause3.2,3.3of2013edition);——Addedthestructuretype,mainsizeandbasicparametersoftheD-typeshaftend(seeFigure5,Table5);——DeletedClause4.4"Weldingseamsshallnothaveobviousroughnessorunevenness"andClause4.5"Bladesshallnothaveobviousprocessingimprint"intheoriginalstandard(seeClause4.4andClause4.5of2013edition).ThisstandardwasproposedbyChinaPetroleumandChemicalIndustryAssociation.ThisstandardwaspreparedbySAC/TC72NationalTechnicalCommitteeforGlass-linedEquipmentStandardization.Thepreviouseditionsofthisstandardareasfollow（s）:──HG5-278—1969,HG5-278—1979,HG/T2051.2－1991,HG/T2051.2－2007andHG/T2051.2－2013.HG/T2051.2-20191Glass-linedagitator-Gatetype1ScopeThisstandardspecifiesthetype,basicparameters,maindimensions,requirements,packaging,transportationandstorageoftheglass-linedgateagitator.Thisstandardisapplicabletothegateagitatorofthetwopiecesglass-linedsteelvesselwithagitatorwithanominalvolumeof50L-5000L,adesigntemperatureof-20℃-200℃andanominalturningspeed50r/min-80r/min.2NormativereferencesThefollowingreferenceddocumentsareindispensablefortheapplicationofthisdocument.Fordatedreferences,onlytheeditioncitedapplies.Forundatedreferences,thelatesteditionofthereferenceddocument(includinganyamendments)applies.GB25025Specificationofglass-linedequipmentforindustryGB/T25027Twopiecesglass-linedsteelvesselswithagitatorHG/T2052Driveforglass-linedvesselwithagitator3Type,BasicparametersandMaindimensions3.1SeeFigure1forgatetypeglass-linedagitator’stypeandseeTable1foritsbasicparametersandmaindimensions.3.2Fourtypesoftheagitatorshaftendareasfollows:——A-typeshaftendiscompatiblewiththeTB-typeagitatorgiveninHG/T2052——B-typeshaftendiscompatiblewiththeDJ-typeagitatorgiveninHG/T2052——C-typeshaftendiscompatiblewiththeDZ-andSZ-typeagitatorgiveninHG/T2052——D-typeshaftendiscompatiblewiththeSJ-typeagitatorgiveninHG/T20523.3Connectiontypeanddimensionsoftheagitatorshaftend——SeeFigure2forA-typeshaftendconnection,andseeTable2foritsdimensions——SeeFigure3forB-typeshaftendconnection,andseeTable3foritsdimensions——SeeFigure4forC-typeshaftendconnection,andseeTable4foritsdimensions——SeeFigure5forD-typeshaftendconnection,andseeTable5foritsdimensions3.4A-typeshaftendisapplicabletotwo-piecesglass-linedmixingvesselwithagitator(KRreactor)withanominalvolumeof50L-4000LasspecifiedinGB/T25027andB,CandD-typeshaftendsaresuitableforKRreactorwithanominalvolumeof1000L-5000L.Whenthelinearvelocityattheendoftheagitator'sbladeexceeds5m/s,B-,C-orD-typeshaftendsshouldbepreferred.HG/T2051.2-20192Fig.1Gateagitator’sstructuraldrawingHG/T2051.2-20193Table.1Gateagitator’sbasicparametersandmaindimensionsNominalvolumeVesselnominaldiameterdNmmSmmmmrmmRmmBmmHmmHmmHmmHmmLSAtypeBtypeCtypeDtypeAtypeBtypeCtypeDtype50-500405420420960---80---2502206005052052032029020070062062035032030080065720720450410500900-810810800880880500460806200980980208522952325345350600550-2252200650600-231025202550-245239524257006502000-253527452775-2652260247025008007503000-958283030953515395390800900850-30026502915293033358007504000-339534103815900850-330-30853505-9509005000-354535603965Note:ThewallthicknessofthebladeisrecommendedtobethesameasS.HG/T2051.2-2019Unit:mmTaperEnameledFig.2A-typeshaftend’sstructuraldrawingHG/T2051.2-20195Table.2Agitator’sA-typeshaftenddimensionsdMLS-~200~100~805-~200~110~805~220~120~1005~220~140~1506~220~150~1508~220~160~1508HG/T2051.2-20196NotenameledSealsectionEnameledEnameledGlass-linedcoatingNotenameledSealsectionEnameledEnameledGlass-linedcoatingUnit:mmVentFig.3B-typeshaftend’sstructuraldrawingHG/T2051.2-20197Table.3Agitator’sB-typeshaftenddimensionsd)mmL~60~375~200~40~70~430~200~40Table.3(Continued)LLLt)mm)mmES68HG/T2051.2-2019SealsectionNotenameledSealsectionNotenameledUnit:mmVentEnameledEnameledEnameledBaseflangeofsteelGlass-linedcoatingFig.4C-typeshaftend’sstructuraldrawingHG/T2051.2-20199Table.4Agitator’sC-typeshaftenddimensionsd)Table.4(Continued)LLL))ETable.4(Continued)dLLSS~40~40~390~71068~55~40~390~75088（搪后）（搪后）（不搪玻璃）Notenameled（密封段）（不搪玻璃）Notenameled（密封段）SealsectionHG/T2051.2-2019Unit:mmVent（搪后）Enameled（搪后）EnameledEnameledGlass-linedcoatingEnameledFig.5D-typeshaftend’sstructuraldrawingHG/T2051.2-2019Table.5Agitator’sD-typeshaftenddimensionsd)mm)mmLL~70~850~220Table.5(Continued)L111379)mm9)mmM02F1E0S8HG/T2051.2-20193.5Marksandtheirexamples:Takeagatetypeglass-linedagitator,thatwithA-typeshaftendstructure,dN40mmagitatorshaftnominaldiameterandH960mmlength,thatconformstoHG/T2051.2,asanexample,itmarksasfollows:Glass-linedagitatorHG/T2051.2—KA40—960Themeaningofeachelementinthemarkisasfollows:K——Codeofgateagitator(K)；A——TypeAshaftendstructure；40——Agitatorwith40mmnominaldiameter；920——Agitatorwith960mmlength.4Requirement4.1Bothenamelsandsteelsfortheglass-linedagitatorshallcomplywithGB25025.4.2Themanufacture,inspectionandaccep