EN 10295-2002 en Heat resistant steel castings《耐热钢铸件》.pdf

1、BRITISH STANDARD BS EN 10295:2002 Heat resistant steel castings The European Standard EN 10295:2002 has the status of a British Standard ICS 77.140.80 BS EN 10295:2002 This British Standard, having been prepared under the direction of the Engineering Sector Policy and Strategy Committee, was publish

2、ed under the authority of the Standards Policy and Strategy Committee on 6 December 2002 BSI 6 December 2002 ISBN 0 580 40938 4 National foreword This British Standard is the official English language version of EN 10295:2002. The UK participation in its preparation was entrusted to Technical Commit

3、tee ISE/6, Steel castings, which has the responsibility to: A list of organizations represented on this committee can be obtained on request to its secretary. Cross-references The British Standards which implement international or European publications referred to in this document may be found in th

4、e BSI Catalogue under the section entitled “International Standards Correspondence Index”, or by using the “Search” facility of the BSI Electronic Catalogue or of British Standards Online. This publication does not purport to include all the necessary provisions of a contract. Users are responsible

5、for its correct application. Compliance with a British Standard does not of itself confer immunity from legal obligations. aid enquirers to understand the text; present to the responsible international/European committee any enquiries on the interpretation, or proposals for change, and keep the UK i

6、nterests informed; monitor related international and European developments and promulgate them in the UK. Summary of pages This document comprises a front cover, an inside front cover, the EN title page, pages 2 to 15 and a back cover. The BSI copyright date displayed in this document indicates when

7、 the document was last issued. Amendments issued since publication Amd. No. Date CommentsEUROPEANSTANDARD NORMEEUROPENNE EUROPISCHENORM EN10295 October2002 ICS77.140.80 Englishversion Heatresistantsteelcastings Aciersmoulsrfractaires HitzebestndigerStahlguss ThisEuropeanStandardwasapprovedbyCENon13J

8、uly2002. CENmembersareboundtocomplywiththeCEN/CENELECInternalRegulationswhichstipulatetheconditionsforgivingthisEurope an Standardthestatusofanationalstandardwithoutanyalteration.Uptodatelistsandbibliographicalreferencesconcernings uchnational standardsmaybeobtainedonapplicationtotheManagementCentre

9、ortoanyCENmember. ThisEuropeanStandardexistsinthreeofficialversions(English,French,German).Aversioninanyotherlanguagemadebytra nslation undertheresponsibilityofaCENmemberintoitsownlanguageandnotifiedtotheManagementCentrehasthesamestatusasthe official versions. CENmembersarethenationalstandardsbodies

10、ofAustria,Belgium,CzechRepublic,Denmark,Finland,France,Germany,Greece, Iceland,Ireland,Italy,Luxembourg,Malta,Netherlands,Norway,Portugal,Spain,Sweden,SwitzerlandandUnitedKingdom. EUROPEANCOMMITTEEFORSTANDARDIZATION COMITEUROPENDENORMALISATION EUROPISCHESKOMITEEFRNORMUNG ManagementCentre:ruedeStassa

11、rt,36B1050Brussels 2002CEN Allrightsofexploitationinanyformandbyanymeansreserved worldwideforCENnationalMembers. Ref.No.EN10295:2002EEN10295:2002(E) 2 Contents page Foreword3 Introduction .4 1 Scope 5 2 Normativereferences 5 3 Termsanddefinitions. .5 4 Informationtobesuppliedbythepurchaser. .5 5 Des

12、ignations.5 6 Manufacture5 6.1 Manufacturingprocess . 5 6.1.1 Melting.5 6.1.2 Heattreatment 6 6.2 Weldingoperations 6 6.2.1 General6 6.2.2 Productionwelding 6 6.3 Furtherprocessing 6 7 Requirements .6 7.1 General6 7.2 Material6 7.2.1 Chemicalcomposition .6 7.2.2 Mechanicalproperties . 6 7.2.3 Otherp

13、roperties .7 7.3 Casting7 8 Testinganddocumentsonmaterialtesting . 7 8.1 General7 8.2 Inspectionandtesting .7 8.3 Testunitsampling .7 8.4 Samples(testblocks) . .7 8.5 Testmethods 7 8.6 Invalidationoftests . 8 8.7 Retests 8 8.8 Sortingandreprocessing .8 9 Marking .8 10 Packagingandsurfaceprotection .

14、 8 11 Complaints8 12 Supplementaryinformation 8 AnnexA (informative) Weldingconditions 12 AnnexB (informative) Creepproperties 13 AnnexC (informative) Maximumusetemperatures14 AnnexD (informative) Physicalproperties .15EN10295:2002(E) 3 Foreword Thisdocument(EN10295:2002)hasbeenpreparedbyTechnicalCo

15、mmitteeECISS/TC31“Steelcastings“,the secretariatofwhichisheldbyAFNOR. ThisEuropeanStandardshallbegiventhestatusofanationalstandard,eitherbypublicationofanidenticaltextor byendorsement,atthelatestbyApril2003andconflictingnationalstandardsshallbewithdrawnatthelatestby April2003. AnnexesA,B,C,andDarein

16、formative. AccordingtotheCEN/CENELECInternalRegulations,thenationalstandardsorganizationsofthefollowing countriesareboundtoimplementthisEuropeanStandard:Austria,Belgium,CzechRepublic,Denmark,Finland, France,Germany,Greece,Iceland,Ireland,Italy,Luxembourg,Malta,Netherlands,Norway,Portugal,Spain, Swed

17、en,SwitzerlandandtheUnitedKingdom.EN10295:2002(E) 4 Introduction ThisdraftEuropeanStandardretainsthesameformatforclausesasEN15591andEN15592.Itshouldbeused inconjunctionwiththesestandards.Wherenotextisgivenunderaclauseheading,thecorrespondingclauseof EN15591orEN15592applies. Thestructureofthisstandar

18、disasfollows: clausesandsubclausesprecededby indicatesnoadditionalconditionstoEN15591orEN15592 1) ; subclausesmarkedwithonedot“ ”indicatethatconditionsshallbeagreedatthetimeofenquiryandorder; subclausesandparagraphsmarkedwithtwodots“ ”indicatethatconditionsmaybeagreedatthetimeof enquiryandorder(opti

19、onal); subclauseswithoutdotmarkingaremandatory. 1) Whenadditionalinformationisgiveninaclauseorsubclauseofthisstandard(versusthesameclauseorsubclauseof EN15591orEN15592)itisprecededby“InadditiontoEN1559:.“.EN10295:2002(E) 5 1Scope ThisEuropeanStandardisapplicabletoheatresistantsteelcastings,forgenera

20、lpurposes(notforpressure applications)above600C.Itisalsoapplicabletoheatresistantnickelandcobaltbasealloys. Thisstandardrelatestocastingsmanufacturedfromferritic,austeniticferritic,austeniticsteels,nickelandcobalt basealloys(characterisedbytheirchemicalcompositionseeTable1andmechanicalpropertiesseeT

21、able2). Incaseswherecastingsarejoinedbyweldingbythefounder,thisEuropeanStandardapplies. Incaseswherecastingsarewelded: towroughtproducts(plates,tubes,forgings.); orbynonfounders; thisEuropeanStandarddoesnotapply. 2 Normativereferences ThisEuropeanStandardincorporatesbydatedorundatedreference,provisi

22、onsfromotherpublications.These normativereferencesarecitedattheappropriateplacesinthetextandthepublicationsarelistedhereafter. Fordatedreferences,subsequentamendmentstoorrevisionsofanyofthesepublicationsapplytothisEuropean Standardonlywhenincorporatedinitbyamendmentorrevision.Forundatedreferencesthe

23、latesteditionofthe publicationreferredtoapplies(includingamendments). EN15591, FoundingTechnicalconditionsofdeliveryPart1:General . EN15592, FoundingTechnicalconditionsofdeliveryPart2:Additionalrequirementsforsteelcastings. 3 Termsanddefinitions ForthepurposesofthisEuropeanStandardthetermsanddefinit

24、ionsgiveninEN15591:1997andEN1559 2:2000apply. 4 Informationtobesuppliedbythepurchaser SeeEN15591andEN15592. 5 Designations SeeEN15591andEN15592. 6 Manufacture 6.1 Manufacturingprocess 6.1.1 Melting InadditiontoEN15592: alternativeprocessesarelefttothediscretionofthemanufacturer.EN10295:2002(E) 6 6.1

25、.2 Heattreatment Unlessotherwiseagreed,thetypeofheattreatmentforferriticgradesshallcomplywithTable2.Heattreatmentis mandatorywhereindicated.Fornonferriticgrades,theirmechanicalpropertiesvaluesdocorrespondtothe “ascast“state. 6.2 Weldingoperations 6.2.1 General SeeEN15591andEN15592. 6.2.2 Productionw

26、elding InadditiontoEN15592: Unlessotherwiseagreedweldingispermitted.Weldingconditionsandpostweldtreatmentsarelistedin AnnexA,forinformationonly.ThegradesnotlistedinTable A.1areweldablewithoutpreheatingandpost treatmentingeneral,butforcomplexcastingsandgreatwallthicknessesapreheatingandpoststressreli

27、ef annealingmaybeappliedduetothelowductilityatroomtemperatureofthesegrades.Procedureislefttothe discretionofthemanufacturer. 6.3 Furtherprocessing SeeEN15591andEN15592. 7 Requirements 7.1 General SeeEN15591andEN15592. 7.2 Material 7.2.1 Chemicalcomposition InadditiontoEN15592: thechemicalcomposition

28、determinedbyacastanalysisshallcomplywiththevaluesgiveninTable1; limitdeviationsbetweenthespecifiedcastanalysisandthecheckanalysisontestblocksareindicatedin EN15592; elementsunspecifiedinTable1shallnotbeintentionallyaddedwithoutagreementofthepurchaserotherthan forthepurposeoffinishingtheheat.Ifnototh

29、erwiseagreedthemaximumvaluesasamassfractionin% giveninTable3shallapply. 7.2.2 Mechanicalproperties 7.2.2.1 ThemechanicalpropertiesshallcomplywiththevaluesgiveninTable2.Accordingtothegradesthey aredeterminedeitherbyhardnesstestingorbytensiletesting,wherethesevaluesarespecified. Theyieldstrengthvalues

30、atroomtemperaturecorrespondto0,2%proofstrength (R p0,2 ). 7.2.2.2 ForuseatelevatedtemperaturesthevaluesforcreepstressaregiveninTableB.1: rupturestressin100hand1000h;EN10295:2002(E) 7 stresscorrespondingto1%elongationin10000h. Thesearemeanvaluesoutofascatterbandof20%.TableB.1isforinformationonly. 7.2

31、.3 Otherproperties 7.2.3.1 Hightemperatureoxidationresistance Themaximumapplicableoperatingtemperatures(seeTableC.1)arevalidforoxidationresistanceincleannatural air.Inotheratmospheres,thesetemperaturescandifferwidely.Thedefinitionforthesetemperaturesisdonebya test,wherethelossofmassbyoxidationisless

32、than1grampersquaremeterandhour,andatatemperatureof 50Khigherthislossisnotmorethan2grampersquaremeterandhour.(Forausteniticsteelalossof1gramper squaremeterandhourisequivalenttoalossof1,1mmwallthicknessperyear,forinformation). 7.3 Casting SeeEN15591andEN15592. 8 Testinganddocumentsonmaterialtesting 8.

33、1 General SeeEN15591andEN15592. 8.2 Inspectionandtesting SeeEN15591andEN15592. 8.3 Testunitsampling SeeEN15591andEN15592. 8.4 Samples(testblocks) SeeEN15591andEN15592. 8.5 Testmethods a)tensiletestatroomtemperature; b)tensiletestatelevatedtemperature; c)impacttestnotapplicable; d)ferritecontentnotap

34、plicable; e)hardnesstest; f)homogeneityoftestunits(hardnesstest); g)pressureorleaktesting; h)intergranularcorrosiontestnotapplicable; i)testsformagneticproperties; j)othertests.EN10295:2002(E) 8 8.6 Invalidationoftests SeeEN15591andEN15592. 8.7 Retests SeeEN15591andEN15592. 8.8 Sortingandreprocessin

35、g SeeEN15591andEN15592. 9 Marking SeeEN15591andEN15592. 10 Packagingandsurfaceprotection SeeEN15591andEN15592. 11 Complaints SeeEN15591andEN15592. 12 Supplementaryinformation InformationonphysicalpropertiesofthegradesaregiveninAnnexD.EN10295:2002(E) 9 Table1Chemicalcomposition(castanalysis)(asamassf

36、ractionin%) Designation Elements CS iM nPSC rM oN iN bC oO t h e r s Name Number max. max. GX30CrSi7 1.4710 0,20to 1,00to 0,50to 6,00to Max. max. 0,35 2,50 1,00 0,035 0,030 8,00 0,15 0,50 GX40CrSi13 1.4729 0,30to 1,00to max. 12,00to Max. max. 0,50 2,50 1,00 0,040 0,030 14,00 0,50 1,00 GX40CrSi17 1.4

37、740 0,30to 1,00to max. 16,00to Max. max. 0,50 2,50 1,00 0,040 0,030 19,00 0,50 1,00 GX40CrSi24 1.4745 0,30to 1,00to max. 23,00to Max. max 0,50 2,50 1,00 0,040 0,030 26,00 0,50 1,00 GX40CrSi28 1.4776 0,30to 1,00to max. 27,00to Max. max. 0,50 2,50 1,00 0,040 0,030 30,00 0,50 1,00 GX130CrSi29 1.4777 1,

38、20to 1,00to 0,50to 27,00to Max. max. 1,40 2,50 1,00 0,035 0,030 30,00 0,50 1,00 GX160CrSi18 1.4743 1,40to 1,00to max. 17,00to Max. max. 1,80 2,50 1,00 0,040 0,030 19,00 0,50 1,00 GX40CrNiSi274 1.4823 0,30to 1,00to max. 25,00to Max. 3,00to Ferriticandausteniticferriticgrades 0,50 2,50 1,50 0,040 0,03

39、0 28,00 0,50 6,00 GX25CrNiSi189 1.4825 0,15to 0,50to max. 17,00to Max. 8,00to 0,35 2,50 2,00 0,040 0,030 19,00 0,50 10,00 GX40CrNiSi2210 1.4826 0,30to 1,00to max. 21,00to Max. 9,00to 0,50 2,50 2,00 0,040 0,030 23,00 0,50 11,00 GX25CrNiSi2014 1.4832 0,15to 0,50to max. 19,00to Max. 13,00to 0,35 2,50 2

40、,00 0,040 0,030 21,00 0,50 15,00 GX40CrNiSi2512 1.4837 0,30to 1,00to max. 24,00to Max. 11,00to 0,50 2,50 2,00 0,040 0,030 27,00 0,50 14,00 GX40CrNiSi2520 1.4848 0,30to 1,00to max. 24,00to Max. 19,00to 0,50 2,50 2,00 0,040 0,030 27,00 0,50 22,00 GX40CrNiSiNb2424 1.4855 0,30to 1,00to max. 23,00to Max.

41、 23,00to 0,80to 0,50 2,50 2,00 0,040 0,030 25,00 0,50 25,00 1,80 GX35NiCrSi2521 1.4805 0,20to 1,00to max. 19,00to Max. 23,00to 0,50 2,00 2,00 0,040 0,030 23,00 0,50 27,00 GX40NiCrSi3517 1.4806 0,30to 1,00to max. 16,00to Max. 34,00to 0,50 2,50 2,00 0,040 0,030 18,00 0,50 36,00 GX40NiCrSiNb3518 1.4807

42、 0,30to 1,00to max. 17,00to Max. 34,00to 1,00to 0,50 2,50 2,00 0,040 0,030 20,00 0,50 36,00 1,80 GX40NiCrSi3819 1.4865 0,30to 1,00to max. 18,00to Max. 36,00to 0,50 2,50 2,00 0,040 0,030 21,00 0,50 39,00 GX40NiCrSiNb3819 1.4849 0,30to 1,00to max. 18,00to max. 36,00to 1,20to 0,50 2,50 2,00 0,040 0,030

43、 21,00 0,50 39,00 1,80 GX10NiCrSiNb3220 1.4859 0,05to 0,50to max. 19,00to max. 31,00to 0,50to 0,15 1,50 2,00 0,040 0,030 21,00 0,50 33,00 1,50 GX40NiCrSi3526 1.4857 0,30to 1,00to max. 24,00to max. 33,00to 0,50 2,50 2,00 0,040 0,030 27,00 0,50 36,00 GX40NiCrSiNb3526 1.4852 0,30to 1,00to max. 24,00to max. 33,00to 0,80to 0,50 2,50 2,00 0,040 0,