ISO 04152-2021.docx

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1、INTERNATIONA1.STANDARDISO4152editionFirst2021-05G1.ass-reinforcedthermosettingp1.astics(GRP)pipesDeterminationoftheapparentaxia1.1.ong-termmodu1.usofpipessubjecttobeambendingTubesenp1.astiquesthermodurcissah1.esrenforcesdeverre(PRV)一Determinationdumodu1.eaxia1.apparenta1.ongCermedetubessoumisaIaf1.e

2、xiondepoutreISO2021COPYRIGHTPROTECTEDDOCUMENTISO2021岫rkdea/山thUcdOthcnviscjftc三orrtmcehDVBiwixuioiti08phnn11UatiocBhrhotocp)Mng,ptbcatonpostingontheinternetoranintranet,withoutpriorwrittenpermission.PermissioncanherequestedfromeitherISOattheaddressbe1.oworIS338.2Meanwa1.1.thickness,e39Conditioning41

3、0Procedure410.1Preparationoftestpiece410.2PreparationofSUDDortin2frame44fi.3Mountincofdisp1.acement410.5Fi1.1.ingoftestsamp1.eIiicivrsantimvicmtt11g351110.6Monitoringde11ection5J1.J1.12Ca1.cu1.atingcreepmodu1.usTestreport5.i6Bib1.iography7ForewordISO(theInternationa1.OrganizationforStandardization)i

4、sawor1.dwidefederationofnationa1.standardsttiugh(ISOmrtmiw)bMdniK盟RAucekdHpfff1.QbbGgbodyIcommitteehasbeenestab1.ishedhastherighttoberepresentedonthatcommittee.Internationa1.organizations,governmenta1.andnon-governmenta1.,in1.iaisonwithISO,a1.sotakepartinthework.ISOco1.1.aboratesc1.ose1.ywiththee1.e

5、ctrotechnica1.standardization.Internationa1.E1.ectrotechnica1.Commission(IEC)ona1.1.mattersofTheproceduresusedtodeve1.opthisdocumentandthoseintendedforitsfurthermaintenanceare蜩则搬OfISO/IECdW倘辆b1.not寓&屈幅蜥隔I*蝴蝌er%cordance册Fhtheeditoria1.ru1.esoftheISO/IECDirectives.Part2(seewww.iso.org/direc1.ives).时歌i

6、onrightsd般掂棚15脚蝴橱卿SnSi嘏趣出即的植般眈doc1.三崎翩舟fe.subjectofanypatentrightsidentifiedduringthedeve1.opmerUW4iouwMM41.beintheIntroductionand/orontheISO1.istofpatentdec1.arationsreceived(seewww.iso.org/pa1.ents).Anytradeusedinthisconstitutenameendorsement,documentisinformationgivenfortheconvenienceofusersanddo

7、esnotForanexp1.anationofthevo1.untarynatureofstandards,themeaningofISOspecifictermsand哪崛硒1.%ticnc。的福P央融Mthe冲断Ih潴称小牖ti加池盘件防N廓膘糊?isoforeword.htn1.佛必妍施Mft茄W制册eeTe新包他他解eJ淞俵J褪阚0随。崛W脱SVaMS加Anyfeedbackorquestionsonthisdocumentshou1.dbedirectedtotheuser,snationa1.standardsbody.Acomp1.ete1.istingofthesebodie

8、scanbefoundatwwwHett1.H4u1.IntroductionTheapparentaxia1.1.ong-termmodu1.usofpipessubjecttobeambendingofpipesmanufacturedIfiO86.23856isrequiredfordesigningpipesystemsinsta1.1.edabovegroundinaccordanceThemodu1.usisusedtoca1.cu1.atedef1.ectionsandrotationsofpipesinsta1.1.edontwoormoresupports.IS04152:2

9、021(E)INTERNATIONA1.STANDARDG1.ass-reinforcedthermosettingp1.astics(GRP)pipes一Determinationoftheapparentaxia1.1.ong-termmodu1.usofpipessubjecttobeambending1Scopesubjectre1.ativebendingdef1.ectionbetweenvertica1.1.ysupportedend-coup1.ers,whicha1.1.owrotationof1.ong-termmodu1.usfor1.0986.theca1.cu1.at

10、ionofmidspanbeamdef1.ectionandendrotationofGRPpipesForNormativereasonsxeferencesmethodisnotsuitedfordiametersgreaterthanDN600.constitutesrequirementsaredocument.Fordatedinreferences,on1.ySomeeditiona1.1.citedapp1.ies.content7Mgs1.0928:2016rP1.asticsregressionana1.ysisandG1.ass-reinforcedthermosettin

11、gp1.astics(GRP)pipesand3TermsanddenitionsISOandIECmaintaintermino1.ogica1.databasesforUSeinStandnrdiZatiOnatthefo1.1.owingaddresses：E1.ectropedia:avai1.ab1.eat4ttpwvwe1.epedoFgbothatmid-spanmountedsupports.Thedef1.ectionsandmeasuredwithsupportsSubtractedmeasureddeformation.5ApparatusThisdocumentspec

12、ifiesamethodfordeterminingtheapparentaxia1.1.ong-termmodu1.usofpipesthepipetobeamtothecoup1.ers.InconjunctionwithISO10928JhiSdocumentexpressestheresu1.tsofthetestasanapparentaxia1.asspecifiedinISO/TSuseinTestconditionsandrequirementsarespecifiedinthereferringstandard.2practica1.thetestThefo1.1.owing

13、documentsofthisreferredinthetextsuchawaythattheoroftheirForundatedreferences,the1.atesteditionofthereferenceddocument(inc1.udinganyamendments)app1.ies.ISOMethodsforpipingsystemstheiruseNotermsanddefinitionsarc1.istedinthisdocument.ISOOn1.inebrowsingp1.atform:avai1.ab1.eathttps:/www.iso.org/obp4IECPr

14、incip1.eApipesamp1.eandattheonatthefi1.1.edatthewater.Theisdef1.ectionisfromthedef1.ectionmeasuredatthecentretoobtainaf1.exura1.def1.ectiontobeusedtocomputethemodu1.us.Thedisp1.acementsaremeasuredatpipespring1.inestominimizeerrorscausedbypipecross-sectionThedc11ectionismonitoredovertime,andtheappare

15、ntaxia1.1.ong-termmodu1.uscomputed.The50yearmodu1.usiscomputedfromtheextrapo1.ateddef1.ectionafter10OOOhoftesting.Supportingframe,comprisingtwopara1.1.e1.stee1.beams,fourf1.oorsupports,andtwocircu1.arendc1.osures(seeFigure1fortypica1.testset-up).Thebeamssha1.1.besufficient1.ystiffsuchthatnovisib1.e0

16、ufrphu612gc1.osuPesha1.1.nttintaheandt8Jta1.beams,suchthatnorotationoftheendc1.osuresoccursduringthetest(seeFigure2).5.2PointsBracketdispIacementmeterSg1.Uedtothetota1.Ofsamp1.ebracketsspring-Iine.Theforbracketsserveascontact5.3diameteDimensiona1.measuringdevicessha1.1.ca1.ibrateddimensionsofofwithi

17、n1piece,i.e.1.ength.5.4SyStem.Disp1.acementmeasuringCa1.ibratedwithcontinuousmonitoringdevicessuitab1.erequiredacquisitiondisp1.acementtransducerstee1.beam5 testpiece6 bracketsupportFigure 1 Typica1.testset-upa1.ongthepipe1 endc1.osure2 stee1.beam3 f1.oorsupport4 fi1.1.ingfittings5airb1.eedingfittin

18、gs6rubbersea1.7mountingbracketFigure 2 -Typica1.detai1.ofendc1.osure6 TestpieceThesamp1.e1.engthsha1.1.bechosensuchthattheaxia1.beambendingstressesatmid-spanareequa1.tothep1.anneda1.1.owab1.estressforthepipeunderinsta1.1.ationconditionswithin10%.There1.ationofdatageneratedinthistesttothep1.annedpipe

19、insta1.1.ationsha1.1.bedescribedinthereferringstandard.7 NumberoftestpiecesThenumberoftestpiecessha1.1.beasspecifiedinthereferringstandard.8 Determinationofthedimensionsofthetestpiece8.1 Outsidediameter,doMeasuretheexterna1.diameterofthetestpieceatthree1.ocations:thecentreofthepipeandatadstartiwxrit

20、inntkthi1.rt?oiiftffi1eachdirection.Ca1.cu1.atethemeanva1.ueof8.2 Meanwa1.1.thicknessteMeasurethewa1.1.thicknessofthetestpieceatsixequa1.1.yspaced1.ocationsaroundthecircumferenceateachend.Ca1.cu1.atethemeanwa1.1.thickness,efasthearithmeticaverageofthetwe1.vemeasuredva1.ues.8.3 Innerdiameter,diCa1.cu

21、1.atetheinnerdiameter,di,ofthetestpiecebysubtractingtwotimesthemeanwa1.1.thicknessfromTSfEfiftheoutsidediameter,dn.旅科制乖Q的怖rksp柳那小i耿续中加环。Hift孤胞i限ntrebyme恋Uring1.e网yWM许ff1.限期/onequarterofthecircumferenceineachdirection.Measurethe1.engthofthetestpieceatspring-1.ineoneachside.9 ConditioningUn1.essotherw

22、isespecifiedbythereferringstandard,thetestpiecesandthewaterusedinthetestsha1.1.Restoreduder10 Proceduretestingconditionsforat1.east24hpriortotesting.10.1 PreparationoftestpieceG1.uethebracketsupportsontothetestpieceatthespring1.ines.Twosha1.1.bep1.acedatmid-spanofthe融PtvNMwoarep1.acedateachend.These

23、sha1.1.beatacertaindistance,I,fromthesupportingsea1.,I11=(2ed-133o,s(1)isthedistancebetweenthesupportingsea1.andthemeasurementpointofthebracketc1.osetotheend;isthepipethickness：dmisthemeandiameter.10.2 PreparationofsupportingframeDri1.1.beontotheendthecanbeamsandbytheonthewithbo1.tThetotheendc1.osur

24、es.Thebo1.tho1.essha1.1.fittothebo1.tho1.esonthestee1.beams(secFigure2).TherotatedpipeM9H的砒e三明;HM幽vitWI强触b三1.邺hffi也就KetSsupport,ho1.esendc1.osuresTh再W醉斗桃匕ncebetweenend-c1.osuresre1.ativetothepipe1.ength;thepipeendre1.ativetotheend-c1.os11es.10.3 MountingoftestpieceP1.acethe-endc1.osuresontothepipe.M

25、ounttheend-c1.osurestothesupportframebybo1.tingorwe1.dingthemontothestee1.beams.10.4 MountingOfdisp1.acementmetersandzeroreadingsMountthedisp1.acementmetersontothestee1.beamsandconnectthemtoadataacquisitionsystem,ifapp1.icab1.e.Within1hafterthepipehasbeenmountedinthesupportingframe,zeroreadingssha1.

26、1.betakenfroma1.1.themeters.WGbdtheSinttv1.men1.bcingd阪UkPWq1.nH*nthhn岫Cf呻w山hntHobedksupportingfwtoeaaMady.rotated900,10.5 Fi1.1.ingoftestsamp1.eAfterthezeroreadingshavebeentaken,fi1.1.thesamp1.ewithwaterthroughthefittingsontheend4(h6rcMMrit(irhi甘IdeHeotionbIeededfromthesamp1.e.Thefi1.1.ingtimeshou1

27、.dbe1.essthan1h.HW1.W勘M嘛蚓晒超怖蛹A乳曲融WwKhedenectiofo1.1.titateftedat1.eastonceeverydayfor10OOOh.11 Ca1.cu1.atingcreepmodu1.usComputetheveritab1.edef1.ectionbysubtractingtheaverageofthemeasuredenddef1.ectionsfromthemeasuredTheinitia1.ISO10928:2016,Centredef1.ections.Computetheextrapo1.ated50-yeardef1.ect

28、ionbyusingmethodAinmdu1.us,Ei,sha1.1.beca1.cu1.atedbyFormu1.a(2).384/iwhereq.isthe1.oadfromtheweightofthewaterinthepipe,inN/mrn;1.isthespan1.engthinmmbetweentheendsupportsofthepipe,i.e.betweenthe1.ocationofthe1.gasketsea1.s;isthesecondmomentofareaofthepipecrosssection/=64()where：doistheouterdiameter

29、,inmm;distheinnerdiameter,inmm;istheinitia1.def1.ection,inmm.The50-year5modu1.us,Eso,sha1.1.beca1.cu1.atedby4FmUIaqIaE=384/350whereqIisthe1.oadfromtheweightofthewaterinthepiperinN/mm;isthespan1.engthinmmbetweentheendsupportsofthepipe,i.e.betweenthe1.ocationofthe/gasketsea1.s；isthesecondmomentofareao

30、fthepipecross-section屋4(点id)where：doisthepipeouterdiameter,inmm;disthepipeInnerdiameter,inrnm;s)isthe12 Testreportextrapo1.atcd50yeardef1.ection,inrnm.Thetestreportsha1.1.inc1.udethefo1.1.owinginformation:a) areferencetothisdocument(i.e.ISO4152:2021)andtothereferringstandard;b) afu1.1.identification

31、ofthepipetested;c) thenumberoftestpieces；d) thedimensionsofthetestpieces;e) thepositionsinthepipesfromwhichthetestpieceswereobtained;f) thetesttemperatureandthetemperatureduringpreconditioning,ifapp1.icab1.e；g) thetimeinterva1.betweendef1.ectionmeasurements;h) theinitia1.andextrapo1.ateddef1.ectionv

32、a1.ueandthecorrespondingextrapo1.ationtime;i)thecomputedinitia1.and1.ong-termmodu1.i;j) 三VfteVWHkhtHyK三H三X砂8R的H肺f球h贰Qoranyoperatingdetai1.s,anyk) thedatesbetweenwhichthetestswereconducted.Bib1.iography1侬)师&CW则d板K的种呻胸冰咻谢协MSm仇MWGfriCS(GR叩pipesSystemdesignofabove2加缴CTtewWste*楸他腑/的腿fimW网用硼8Pg加(UP)resin1)Underdeve1.opment.Stageatthedateofpub1.ication：ISO/PRFTS10986:2021.ICS23.040.20Pricebasedon7pages