ISO 271272021.docx

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1、INTERNATIONA1.STANDARDISO27127editionSeCOnd2021Thermop1.asticmu1.ti-1.ayer(nonvu1.canized)hosesandhoseassemb1.iesforthetransferof1.iquidpetro1.eumgasand1.iqueednatura1.gasSpecificationTuyauxetf1.exib1.esmu1.ticouches(nonvu1.canises)Ihernwp1.astiquespourIetransfertdegazdepetro1.eIiqUidBetdegaznature!

2、Iiquefie一SpecificationsCOPYRIGHTPROTECTEDDOCUMENTISO2021IUirhM*hedbdi1.iUedotherwiseupdhi.o啪InyM1.tta0DmkfifiU81.andonnet8CH-1214Vernier,GenevaPhone：M1.227490111觥曲ite：图洲跳触OQrgPub1.ishedinSwitzer1.andContentsPageforewordIV2Scope13NormatiVereferences1Termsanddcnitions.24.C1.assification2i.Materia1.san

3、dconstruction2ODimensions36.1Insidediameters,withto1.erancesandminimumbendradii.376.2TO1.eninCeon1.ength4Performancerequirementsofhosesandhoseassemb1.ies47.1Fi1.mandfabric47.2HOSeS4o7.5E1.ectrica1.continuity,6O79Testfrequency6niHvsphe00rrxrr.opcritinn*s,th?temperaturenftheui(!c11increase.Thtfndicntr

4、5Materia1.sandconstructionUosisha1.beconstructedasshowninFigure1andsha1.1.consistofthefo1.1.owing:a)1)aninterna1.wirehe1.ixofausteniticstain1.essstee1.conformingtoEN10088-3:2014,Tab1.e2,KafiiWriWP6,X3C4SWi!o1.W-2,X2GH8M.J,(XBtBJ)IiMo17-13-3)orISO16143-3:2014,Tab1.e12) ahcmu4刖M1.wPHJ血andpadud包hermOP

5、1.aStieSSea1;thaiIiibinationgive3) anexterna1.wirehe1.ixofausteniticstain1.essstee1.conformingtoEN10088-3:2014,Tab1.e2,m腑Or丹J)6,x+彳船(Jf则-2,X必怖M:1.iMo17-13-3)orISO16143-3:2014,Tab1.e1b)C1.assB:1)强嗝财网m啊咖曲面？fiJ,1.MA1.dCdNhnIMIr1.Iv,1I*I7.5E1.ectrica1.continuityTheresha1.1.bee1.ectrica1.continuitybetwee

6、nbothinterna1.andexterna1.wiresandtheendfittings.M3111.to11crfrsthejihjri1.xtennnnbtFateincbyjicKioasbrha1Cakitionouterthatiujbejiinnw1.edtbvera1.1.circuit.e1.ectrica1.Forthetransferofnon-conductivef1.uids,theuseofahosewithanon-po1.ymericcoatedinterna1.wireSWuIdT四f用阕U&byRoutinetestssha1.1.becarriedo

7、utoneachhoseassemb1.yandinaccordanceWithAnnex4,TdbIeH.1.I1.isrecommendedthatbatchtestsarccarriedoutforevery10000rnofmanufactureoronceayear,varyingthesizesandtypesandinaccordancewithAnnex1.Tab1.e1.1.9 TypetestsTypetestssha1.1.becarriedouttoconfirmthatthehoseassemb1.ydesign,materia1.s,andmethodofmanuf

8、acturemeettherequirementsofthisdocument.TyPetestssha1.1.becarriedoutonat1.eastthreesizesofhoseinc1.udingthesma1.1.estand1.argestforeachtypeinthemanufacturersrange.VyPCmateri泌I1.H岫)i刑ObthtriWHtHr1.iMrc*1.ed,at1.easteveryfiveyearsorwheneverachangein10 Marking10.1 Hosemarkingminimumheightof10mmwithat1.

9、eastthefo1.1.owinginformation:b)referencenumberofthisdocument,(i.e.ISO27127);d)insidediameter,e.g,40mm;0workingtemperaturerange,c.g.-50to+45(for-50to+45C);EXAMP1.E-28XXXISO27127C1.assBType1401MPa(10bar)-50to450C-PP-4Q21pub1.icationassemb1.ymarkingmarking.infbrmation:assemb1.ysha1.1.bepermanent1.ymar

10、kedontheferru1.eatoneendwiththefo1.1.owingb) hoseassemb1.yseria1.number;d)thetestdateofthehoseassemb1.y；O2021-A1.1.rightsreservedEachhosesha1.1.bepermanent1.ymarkedataninterva1.ofnotgreaterthan1mwith1.etteringofaa)themanufacturersnameoridentificationmark,e.g.XXX;c) hoseidentification(c1.assandtype),

11、e.g.C1.assBType1;7e)maximumworkingpressureinMPaandbar：e.g.1MPa(10bar);g) materia1.ofthehoseSnner1.iquidbarrier1.ayerasreferencedinISO1043-1e.g.PP(forpo1.ypropy1.ene);h) quarterandyearofhosemanufacture,e.g.4Q21.Foritemb),thehosemanufacturersha1.1.usethe1.atesteditionofthisdocument：otherwise,theyearof

12、10.2Hosesha1.1.inc1.udedtheEachhosea)assemb1.ersnameoridenticationmark,e.g,XXX;c)maximuma1.1.owab1.eworkingpressurefortheassemb1.y;e)quarterandyearofhoseassemb1.ymanufacture,e.g.4Q21,AnnexA(normative)MethodoftestforcrushrecoveryThefo1.1.owingtestsha1.1.beconductedatroomtemperature233.P1.aceatestpiec

13、eof1.ength350mmonarigid,f1.atbasep1.atesothatitisnottaut.胆的tcr1.MMm(咿器IN网山帆&嘛#蛔Wa亚/等M1.Rg脚唱diecc).Mcasurctheorigina1.OU1.SMeApp1.ytestforce,F,(seeTab1.eA.1)tothetestp1.ateforaperiodof3min.Thehoseoutsidediatnetercanbereduced15%atthisstage.Removethetestforceandre-measurefina1.outsidediameter(equa1.sto

14、thedistancebetweenthetwoPIateS)(dz)after5min.Thereductionindiameter,drJsexpressedasapercentageby-4wmk4Art):d1.(1.)wheredistheorigina1.outsidediameterinmi1.1.imetres(mm);d2isthefina1.outsidediameterinmi1.1.imetres(mm).Tab1.eA.1.TestforceNomina1.boreTestforceFs501500105020(X)20AXtAcnsionsinmi1.1.imetresKey1 testforce,F2 testp1.ate3 testpiece4 basep1.ateFigureA.1.Arrangementforcrushrecoverytest