ISO 0063032021.docx

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1、INTERNATIONA1.STANDARDISO630-3editionSecond2021-04Structura1.stee1.s一de1.iveryconditionsforfinegrainstructura1.stee1.sAciersdeconstruction一Par1.ie3:ConditionstechniquesdeIivraiscnpouraciersdeconstrctionagrainsfinsCOPYRIGHTPROTECTEDDOCUMENTISO2021岫rkdea/山thUcdOthcnviscjftc三orrtmcehDVBiwixuioiti08phnn

2、11UatiocBhrhotocp)Mng,ptbcatonpostingontheinternetoranintranet,withoutpriorwrittenpermission.PermissioncanherequestedfromeitherISOattheaddressbe1.owOr1.sOXSmemberbodyinthecountryoftherequester.%,tft晒Iandonnet8CH-1214*crnicr,GenevaPhone：M1.22749O1.11帆禅igjWft.orgPub1.ishedinSwitzerhndContentsPageforew

3、ord2ScopeCNormativereferences-I1一ivTermsanddefinitions14C1.assificationanddesignation24.1 C1.assification4.2 Designation(gradesandqua1.ities)225Inforinationtobesupp1.iedbythepurchaser5.1Mandatoryinformation.22A2O36.1Stee1.makingprocess36.2De1.iverycondition36.3ChemicaItCompositiQn3o.3aHeatSnaiysis6.

4、3.2Productana1.ysis36.3.3Carbonequiva1.entva1.ue.36.4Mechanica1.Drooerties3A.1.Tensi1.e6.4.2CharpyVnotchimpactproperties36.5Surfacecondition3748Samp1.ingFrequencyoftesting48.1Verification48.2Testunits49410Marking4Annex(normative)Stee1.gradesS275,S355,S390,S420fS460andS500:Chemica1.Comnositionandmech

5、anica1.nronerties5AnnexB(normative)Stee1.gradesSG245,SG290fSG325,SG345,SG365,SG415andSG460:Cmnnstnnandmechanica1.nronerties15Bib1.iography一17ForewordISO(theInternationa1.OrganizationforStandardization)isawor1.dwidefederationofnationa1.standardsUudiugh(ISOmrimimbif1.4n11thvcekHpfff1.0brjfigb0dyhirHMa

6、a三daftbtarUiifwhRb(antetacommitteehasbeenestab1.ishedhastherighttoberepresentedonthatcommittee.Internationa1.organizations,governmenta1.andnon-governmenta1.,in1.iaisonwithISO,a1.sotakepartinthework.ISOco1.1.aboratesc1.ose1.ywiththee1.ectrotechnica1.standardization.Internationa1.E1.ectrotechnica1.Com

7、mission(IEC)ona1.1.mattersofTheproceduresusedtodeve1.opthisdocumentandthoseintendedforitsfurthermaintenanceare瓶轩映也搬of1.SOIECdWM1.如。慨丽f1.勉*独那颇榔娜邦e&cordanceVMtheeditoria1.ru1.esoftheISO/IECDirectives.Part2(secwww.iso.org/dircctives).R描帖Onrights.d限腺顿n棍媳明绑SnS仲F辟吸出创即招fdoc晞X福犯蹦服.subjectofanypatentrightsid

8、entifiedduringthedeve1.opmentofthedocumentwi1.1.beintheIntroductionand/orontheISO1.istofpatentdec1.arationsreceived(seewww.iso.org/pa1.ents).Anytradeusedinthisconstitutenameendorsement.documentisinformationgivenfortheconvenienceofusersanddoesnotForanexp1.anationonthevo1.untarynatureofstandards,theme

9、aningofISOspecifictermsandUR1.：www.iso.org/iso/foreword.htm1.Thisdocumentwasstructura1.purposes.preparedbyTechnica1.CommitteeISO/TC17,Stee1.,SubcommitteeSC3,Stee1.forThissecondeditioncance1.sandrep1.acesthefirstedition(ISO630-3:2012),whichhasbeentechnica1.1.yrevised.Themainchangescomparedtotheprevio

10、useditionareasfo1.1.ows： gradesS390N1.S390M,S500Mandpertainingrequirementshavebeenadded; app1.icab1.ethicknessrangeshavebeenaddedinthescope; additiona1.termsanddefinitionsconcerningheattreatmentshavebeende1.etedbecauseISO4885isinnormativereferencesofISO630-1；一qttth1.yparEhberenamed1.(impacttestingat

11、50)tokeepqua1.ityEforimpacttestingat40 qua1.ityE(impacttestingat-40)hasbeenadded qua1.ityF(impacttestingat-60)hasbeenaddedtoS355NandS355M;一1.istofOPtiOnShasbeenintegratedinISO630-1; theformu1.aforCEVhasbeende1.etedbecausegiveninISO630-1； testunitshavebeenupdated; inTab1.es,thedesignationconcerningt

12、hicknesshavebeenchangedintonomina1.thickness; orderOf1.istingchemica1.e1.ementshasbeenupdatedforgradesOfAnneXinaccordancewithISO6306; bib1.iographyhasbeenupdated； thecontentofthedocumenthasbeenupdatedtoharmonizewitha1.1.partsofISO630.A1.istofa1.1.partsintheISO630seriescanbefoundontheISOwebsite.Anyfe

13、edbackorquestionsonthisdocumentshou1.dbedirectedtotheusersnationa1.standardsbody.Acomp1.ete1.istingofthesebodiescanbefoundatwww.iso.org/members.htm1.Structura1.stee1.s一Technica1.de1.iveryconditionsforfine-grainstructura1.stee1.s1 Scopethermomechanica1.processertspeci11cationsha1.1.befu1.1.yki1.1.ed.

14、附用可FH三%小帕drf8H1三d+施加W当M(Wd屈珀称峻“版a1.gradesp做岫曲用闱印也edthermomechanica1.processedtempered)condition.Thede1.iver),conditionsha1.1.beindicatedintheinspectiondocument.6.3 Cposition6.3.1 Heatana1.ysisTpositiondeterminedbyheatana1.ysissha1.1.conformwiththeva1.uesgiveninTab1.eA.1.orTab1.eA.2orTabteB.1.6.3.2 P

15、roductana1.ysisTheproductana1.ysisofgradesS275,S355,S390,S420,S460andS500sha1.1.confonnwiththeva1.uesgiveninTab1.eA3orTab1.eA.4.Thepermitteddeviationsonana1.ysisofgradesSG245,SG290,SG325,SG345,SG365,SG415andSG460,re1.ativetotheva1.uesforheatana1.ysis,aregiveninTab1.eB.2.6.3.3 Carbonequiva1.entva1.ue

16、Themaximumcarbonequiva1.entva1.ue(CEV)requirementsforAnnexAgradesaregiveninTab1.esA.S814Tab1.eMVd三iFW用/Hesgradesin4b!W.1.1 .1Tensi1.epropertiesThetensi1.epropertiesatroomtemperaturesha1.1.conformwiththeva1.uesspecifiedinTab1.e,7orTab1.eA.8orTab1.eB.4.1.2 .2CharpyV-notchimpactpropertiesTheimpactprope

17、rtiesofCharpyV-notchtestpiecessha1.1.conformwiththeva1.uesspecifiedinTab1.eA.91.niidiAJ(iotessTab1.etAiw0r3b1.etiitiwit1.i1)bVvtbejnieha3tthofcpfidjms0Ur(see1.3 ,ISO630-1andtheva1.uesinabk?A.10).1.5 SurfaceconditionSeeISO630-1.1.6 Interna1.soundnessSeeISO630-1.1.7 Dimensions,to1.erancesondimensionsa

18、ndshape,massSeeISO630-1.7 InspectionSpecificinspectionsha1.1.berequiredfora1.1.grades.RefertoISO630-1.8 Samp1.ing-Frequencyoftesting8.1 VerificationTheverificationofmechanica1.propertiessha1.1.bebyheat.8.2 Testunits821Ai1.iIeXAThetestunitsha1.1.containproductsofthesameform,grade,qua1.ity,de1.iveryco

19、nditionandthicknessrangeasspecifiedin-Tab1.e-AT?fortheyie1.dstrength,andsha1.1.bebyheatand: 60tonnesorpartthereof; 80tonnesorpartthereofforheavysectionswithamass200kg/m; 80tonnesorpartthereoffora1.1.sectionsifthemassofthecastexceeds200tonnes.Byagreementatthetimeofordering,twotestsbyheatmaybeused.8.2

20、2AnnexBThetestunitsha1.1.containproductsofthesameform,grade,qua1.ity,de1.iverycondition,andthicknessBgca廨Cqareiftddthtif1.1.BcbfiMrAeihgpyuc1.dStbyngt1.nhdaiJiihttheMheatand50tonnesorpartthereof.9 TestmethodsSeeISO6304.10 MarkingSeeISO630-1.AnnexA(normative)Stee1.gradesS275,S355,S390,S420,S460andS5

21、00:Cpositionandmechanica1.properties63032021(E)DesignGradet1.onQua1.ityC%Si%Mn孤P%S%Cr%Ni%Mo%N%Ahg1.%Cu%Nb%T1.%V%S275Nmax.max.4仇Sa-1.SOnax,4m;X.abmax0f3Qmax0j1.30maxOjIQmax0j015min.cQ2-maxdS5max.005max005max005D0,180,0300,025S355NE0,160500z90-1.650.0250,0200,300,500.100,0IS0,02O.ss0,050,050.12D0.200,

22、0300.025E,1.0,180,0250,020S39QNF0,16020Qf500901700,0200.010qe30Qp5001000150j20550j05QQSQ20D0,0300,02517NE7A1-1.70,0250,020annf1.1112G7nGqn2D0,0300,025VZAXJE1.n7HAin.i7(0.0250,020nNnnuin77nns:7D0,0300,025E,1.0,0250,020or1.ongproducts,thePandScontentcanbe0,005%higher.meapp1.ications,eg.rai1.ways,amaxi

23、mumScontentof0,010%maybeagreedatthetimeoftheorder.力GentotherNbndmge1.ementsarepresent,theminimumtota1.A)contentdoesnotapp1.y./contentabove0,40%maycausehotshortnessduringhotforming.Tab1.eA.1.Cposition%bymass(heatana1.ysis)fornorma1.izedornorma1.izedro1.1.edstee1.If&一So2021-A=-=sNserVedDesignGradeatio

24、nQua1.itrC%Si%Mn%P%S%Cr苦Ni%Mo%N%)ota1.%B%Cu%Nb%Ti%V%S27SMmax.Q13cmax.q_SOmax.1gomax.4max.Mbmax.O2Qmax.n_3Qmax.QIQmaxQQ2max.maxnccmax.Q4QKmaxQgmax.iQQUD0,0300,02SS355ME,1.0.14c0r501,600,0250,0200,300,500,100,0150,020.550,050,050.10D0,0300,025E,1.0,0250,020S390MFQ15v05017Q0,0200,010030050Q1.On1U705S05

25、Q12D0.0300,025S42QME,1.AAs11n17110,0250,020nQaAAC11711n乂n?n5nn4n?D0,0300,0254AME,1.IAra170,0250,020nnn11?n7?nn17D0,0300,025czn11ME.1.IAa11170.0250,020八Nn八un7117Qn7n11nsnn17D0,0300,025E,1.0,0250,020,For1.ongproducts,thePandScontentcanbe0,005%higher.Forsomeapp1.ications,amaximumScontentof0,00S%maybeag

26、reedatthetimeoftheorder.tfsufficientotherN-bindinge1.ementsarepresent,theminimumtota1.A1.contentdoesnotapp1.y.,Cucontentabove0,40%11wycausehotshortnessduringhotformingRproducts,11maximumCcontentof0,15%forRradeS275,amaximumCntentof0.16%torgmdeS355aru!amaximumCcontento1.0,17%forR11deS390ipphes.Tab1.eA

27、2-Cposition%bymass(heatana1.ysis)forthermomechanica1.processedstee1.ForIoi-SO6303:2021OD630320215DesignGracieatio11Qua1.ityC%SI%Mn抬P%S%Cr%Ni%Mo%N%AIcouj%Cu%Nb%T1.%V%S275Nmax.max.4S0,45-max.imax.bmax.035max.n35max.QJ3max0017min.c0015max.d060max.006max.006max.007D0.200,0350.030S355NE0,180.551,600,85-

28、1.750,0300.02S0350,5S0.130,0170.0150,600.060,060.14D0.220,0350.030E.1.0.200,0300.025S390NF0,18q,220.85-0.0250.0150口50,53qj13(M)17QQ1.S60Q060j06n20D0,0350.030j!7ME,1.77AS1.,H00.95-0,0300,0252GRnIW771naAA2?D0.0350.030QA11N.E.1.n97八S1,8。0.95-0,0300.025NCuznin1177nncfA八HA11an77D0,0350.030E,1.1.，bU0,0300

29、025or1.ongproducts,thePandScontentcanbe0,005%higher.nwapp1.ications,e.g.rai1.ways,amaximumScontentof0,012%maybeagreedatthetimeoftheorder,oentotherNbndmge1.ementsarepresent,theminimumtota1.A1.contentdoesnotapp1.y.contentabove0,45%maycausehocshortnessduringhotforming.Tab1.eA.3-Cposition%bymass(productana1.ysis)basedonTab1.eA.1VNbTi026%IindMo*Cr038%.S一SO2021-A=-=sNSerYed一SO63032021iFors(Ifsu:For1.ongpreDesignGradeationQua1.ityC%Si%Mn%P%S%Cr%Ni%Mo%N%1.tu%Ein-IrB%Cu%max-Nb%T1.%Vmax.S275M015G5510Q013Q70015060006Qe010D0,030S355ME0.16e0,55170o03Q0.0250.35