ISO 026922021.docx
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1、INTERNATIONA1.STANDARDISO2692editionF(Wrth202106Geometrica1.productspecifications(GPS)Geometrica1.to1.erancingMaximummateria1.requirement(MMR)11.eastmateria1.requirement(1.MR)andreciprocityrequirement(RPR)SpecificationgomtriquedesProdUitS(GPS)-To1.rancementgomtrique-Exigencedumaximumdemature(MMR)fex
2、igenceduminimumdematiire(1.MR)ctexigencedereciprocity(RPR)COPYRIGHTPROTECTEDDOCUMENTISO2021岫rkdea/山thUcdOthcnviscjftc三orrtmcehDVBiwixuioiti08phnn11UatiocBhrhotocp)Mng,ptbcatonpostingontheinternetoranintranet,withoutpriorwrittenpermission.PermissioncanherequestedfromeitherISOattheaddressbe1.oworISniK
3、盟RAucekdHpfff1.QbbGgbodyIcommitteehasbeenestab1.ishedhastherighttoberepresentedonthatcommittee.Internationa1.organizations,governmenta1.andnon-governmenta1.,in1.iaisonwithISO,a1.sotakepartinthework.ISOco1.1.aboratesc1.ose1.ywiththee1.ectrotechnica1.standardization.Internationa1.E1.ectrotechnica1.Com
4、mission(IEC)ona1.1.mattersofTheproceduresusedtodeve1.opthisdocumentandthoseintendedforitsfurthermaintenanceare。智SFR幽of1.SOIEC(M1.槐notrttH邻MMfergCCOrdanCe酚Fhtheeditoria1.ru1.esoftheISO/IECDirectives.Part2(seewww.iso.org/direc1.ives).RMIOnrigMS.的小嬲蝴枫脚SnSi搬施吸R时附耳刑即doc瞰棉翻冰硼subjectofanypatentrightsidenti
5、fiedduringthedeve1.0pmenUfUwU4mUw41beintheIntroductionand/orontheISO1.istofpatentdec1.arationsreceived(seewww.iso.org/pa1.ents).Anytradeusedinthisconstitutenameendorsement,documentisinformationgivenfortheconvenienceofusersanddoesnotForanexp1.anationofthevo1.untarynatureofstandards,themeaningofISOspe
6、cifictermsand哪蝴蜘明瓶ationc。的福P奥央融Mthe可般IIi潴称小牖ticn南版淮IS1.华哂瞬聊硼isoforeword.htn1.三SI三叫屈e限B嬲型四瞬ItiondXif嗑和稀翻的龈捌岫anMe);三f曲涵:a1.CommitteeCEN/TC29(),Dimensiona1.andgeometrica1.productspecificationandverification,inaccordancewiththegreementontechnica1.cooperationbetweenISOandCEN(ViennaAgreement).Thisrevised.
7、fourtheditioncance1.sandrep1.acesthethirdedition(ISO2692:2014),whichhasbeentechnica1.1.yThemainchangestothepreviouseditionareasfo1.1.ows: directindicationOfmaximummateria1.or1.eastmateria1.virtua1.sizehasbeenadded(see4.1.3); theuseofSZorCZsymbo1.shasbeenadded(see4.1.4); theuseofSIMsymbo1.hasbeenadde
8、d(see4.1.5).AnyfeedbackorquestionsonthisdocumentShoHkibadimoiMtothUEesnationa1.standardsbody.Acomp1.ete1.istingofthesebodiescanbefoundatwww.iso.org/members.htm1.Introduction0.1Genera1.form,orientationand1.ocation.Itin11ucnccsthechain1.inksA.BandCofthechainofstandardsonsize,documentisdecisionFu1.esfu
9、ndamenta1.14253-USO/GPStospecificationsmadeinaccordancedocumentthisFormoredetai1.edinformationonthere1.ationofthisdomenttotheGPSmatrixmode1.,seeAnnexE.MMIVIeastrequirementscanaccurate1.ysimu1.ateHieexamp1.eJminimumwa1.1.workpiecebya1.1.owingHowever,noru1.esstandards,threadeddocumentareoftenConsIdere
10、dMMR,1.MRandCy1.1.ndrica1.threadedfeatures.assemb1.ed.geometrica1.to1.eranceorva1.ueminimumwa1.1.IhicknessfUsedtheavoidnon-conformityofpartsthatcan0.2InformationaboutMMRa) thesize(ofoneormorefeaturesofsize),andnateria1.minimmassemb1.yc1.earanceO(XUrSwheneachthesma1.1.estho1.efeaturesandwhentheitsgeo
11、metrica1.increasessma1.1.estmaximumWhenandtheSizes1.argesttheassemb1.edand1.eaturesthegeometrica1.deviationstheir(e.g.MMSsindicatedcanthedrawingbybythespecificationusingthemaximummateria1.concept.Thisrequirementisassemb1.yofIinearpart.andthec1.earancebetweenthedatumandthecounterpartisfavourab1.etoth
12、e-49.3Informationabout1.MRfunction,pressureeffectoftube)tdimensiona1.maximumgeometrica1.variations1.ots.Tomanagevithmateria1.specificationDISO2021-A1.1.rightsreservedThisdocumentisageometrica1.productspecification(GPS)standardandistoberegardedasagenera1.GPSstandard(seeISO14638).TheISO/GPSmatrixmode1
13、giveninISO14638givesanoverviewoftheISO/GPSsystemofwhichthisthedefau1.tapart.ThegiveninISOru1.esofapp1.ygivenISO8015app1.ytothiswithanddocumentun1.essOtherWiSeindicated.Thisdocumentdea1.swithsomefrequent1.yoccurringworkpiecefunctiona1.casesindesignandto1.erancing.Themaximummateria1.requirement(MMR)c
14、ancoverrforexamp1.e,“assemb1.abi1.ityandtheand1.MRmateriaI”(1.MR)cancover,forintendedfunctionofthethicknessofpart,thecombinationoftwoindependentrequirementsintooneco1.1.ectiverequirementortodirect1.ydefinemaximummateria1.virtua1.condition(MMVC)or1.eastmateria1.virtua1.condition(1.MVC)(seeAnnexC).Ins
15、omecasesofbothMMRand1.MR.thereciprocityrequirement(RPR)canbeadded.NOTE1InGPSaredefinedInChisfeaturesforhowtoapp1.yasatypeofRPRtofeatureofsize.Consequent1.y,app1.icationofthetoo1.sdefinedin那dcupentforthreadedfeaturesisrisky.beNOTE2inthecaseofMMR,haveof0(0or0)canbeintocase1.MR.Theassemb1.yofpartsdepen
16、dsonthecombinedeffectof:b) thegeometrica1.deviationofthefeaturesandIheirderivedfeatures,suchasthepatternofbo1.tho1.esintwof1.angesandthebo1.tssecuringthem.Thesize(MMS)(e.g.the1.argestbo1.tsizeandofthematingsize)ofsizeisatmaximumdeviations(e.g.theform,orientationand1.ocationdeviations)ofthefeaturesof
17、sizeandtheirderivedfeatures(median1.ineormediansurface)area1.sofu1.1.yconsumingtheirto1.erances.Assemb1.yc1.earance(e.g.thetoshaftsizetheofho1.esize)whenofsizefurthestfromform,orientationand1.ocationdeviations)ofthefeaturesofsizeandtheirderivedfeaturesarezero.Itthereforefo1.1.owsthattomanagetheamb1.
18、abi!ity,theeffectofthedimensiona1.andgeometrica1.variationonbedea1.twithasymb1.Furthermore,itcanbeusefu1.toaddtothedatumindicatorinthedatumsectionwhenthedatumisfeaturethesizeThe1.MRisdesignedtocontro1.,forexamp1.e,theminimumwa1.1.thickness,therebypreventingburst(duetheinatheortheandwidthofseriesofca
19、nbedea1.tthebystrengthusingtheminimummateria1.concept.Thisrequirementisindicatedondrawingsbythesymbo1.0.4InformationaboutRPRWhereto1.erancepermittedthegeometrica1.deviationthefunctionofto1.erancedfeature(三)fu1.1.advantagetheTheRPRisindicatedondrawingsbythesymbo1.-490.5Genera1.informationabouttermino
20、1.ogyandfigurestermino1.ogy,notab1.ythatinISO286-1,ISO14405-1,ISO174501.andISO17450-3.viTheRPRisanadditiona1.modifier,whichmaybeusedtogetherwiththeMMRorwiththe1.MRincasessizeitiswhen-takingintoaccountontheactua1.theworkpiecedoesnottake-toen1.argeotrespective1.y,theMMVCort1.e1.MVC.Thetermino1.ogyandt
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