1、BRITISH STANDARD BS EN 1515-2:2001 Flanges and their joints Bolting Part 2: Classification of bolt materials for steel flanges, PN designated The European Standard EN 1515-2:2001 has the status of a British Standard ICS 21.060.01; 23.040.60 BS EN 1515-2:2001 This British Standard, having been prepar
2、ed under the direction of the Engineering Sector Policy and Strategy Committee, was published under the authority of the Standards Policy and Strategy Committee on 23 July 2002 BSI 23 July 2002 ISBN 0 580 40143 X National foreword This British Standard is the official English language version of EN
3、1515-2:2001. The UK participation in its preparation was entrusted to Technical Committee PSE/15, Flanges, 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 intern
4、ational or European publications referred to in this document may be found in the 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 purpo
5、rt to include all the necessary provisions of a contract. Users are responsible 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
6、 any enquiries on the interpretation, or proposals for change, and keep the UK interests 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 19 an
7、d a back cover. The BSI copyright date displayed in this document indicates when the document was last issued. Amendments issued since publication Amd. No. Date CommentsEUROPEANSTANDARD NORMEEUROPENNE EUROPISCHENORM EN15152 December2001 ICS21.060.01;23.040.60 Englishversion FlangesandtheirjointsBolt
8、ingPart2:Classificationofbolt materialsforsteelflanges,PNdesignated BridesetleursassemblagesBoulonneriePartie2: Classificationdematriauxdeboulonneriepourbridesen acier,dsignesPN FlanscheundihreVerbindungenSchraubenundMuttern Teil2:KlassifizierungvonSchraubenwerkstoffenfr Stahlflansche,nachPNbezeichn
9、et ThisEuropeanStandardwasapprovedbyCENon20October2001. CENmembersareboundtocomplywiththeCEN/CENELECInternalRegulationswhichstipulatetheconditionsforgivingthisEurope an Standardthestatusofanationalstandardwithoutanyalteration.Uptodatelistsandbibliographicalreferencesconcernings uchnational standards
10、maybeobtainedonapplicationtotheManagementCentreortoanyCENmember. ThisEuropeanStandardexistsinthreeofficialversions(English,French,German).Aversioninanyotherlanguagemadebytra nslation undertheresponsibilityofaCENmemberintoitsownlanguageandnotifiedtotheManagementCentrehasthesamestatusasthe official ve
11、rsions. CENmembersarethenationalstandardsbodiesofAustria,Belgium,CzechRepublic,Denmark,Finland,France,Germany,Greece, Iceland,Ireland,Italy,Luxembourg,Netherlands,Norway,Portugal,Spain,Sweden,SwitzerlandandUnitedKingdom. EUROPEANCOMMITTEEFORSTANDARDIZATION COMITEUROPENDENORMALISATION EUROPISCHESKOMI
12、TEEFRNORMUNG ManagementCentre:ruedeStassart,36B1050Brussels 2001CEN Allrightsofexploitationinanyformandbyanymeansreserved worldwideforCENnationalMembers. Ref.No.EN15152:2001EEN15152:2001(E) 2 Contents page Foreword 2 1 Scope 2 2 Normativereferences 2 3 Combinationofmaterials 3 4 Classificationofbolt
13、materials . 3 Table1 _ Classificationofboltmaterials 4 AnnexA(informative)Basicinformation . . 17 AnnexZA(informative)RelationshipwithEUDirective(s) . 19 Foreword ThisEuropeanStandardhasbeenpreparedbyTechnicalCommitteeCEN/TC74“Flangesandtheirjoints“,the secretariatofwhichisheldbyDIN. ThisEuropeanSta
14、ndardshallbegiventhestatusofanationalstandard,eitherbypublicationofanidenticaltext orbyendorsement,atthelatestbyJune2002,andconflictingnationalstandardsshallbewithdrawnatthe latestbyJune2002. ThisdocumenthasbeenpreparedunderamandategiventoCENbytheEuropeanCommissionandthe EuropeanFreeTradeAssociation
15、,andsupportsessentialrequirementsofEUDirective(s). ForrelationshipwithEUDirective(s),seeinformativeannexZA,whichisanintegralpartofthisdocument. EN1515consistsoftwoParts: Part1:Selectionofbolting; Part2:Classificationofboltmaterialsforsteelflanges,PNdesignated. TheannexesAandZAareinformative. Accordi
16、ngtotheCEN/CENELECInternalRegulations,thenationalstandardsorganizationsofthefollowing countriesareboundtoimplementthisEuropeanStandard:Austria,Belgium,CzechRepublic,Denmark, Finland,France,Germany,Greece,Iceland,Ireland,Italy,Luxembourg,Netherlands,Norway,Portugal,Spain, Sweden,SwitzerlandandtheUnit
17、edKingdom. 1 Scope ThisEuropeanStandardcoverstheclassificationofboltmaterialscombinationwiththeflangematerialgroups ofsteelflangesprEN10921(PNdesignated). BoltmaterialsarelistedinEN15151,flangematerialgroupsarelistedinprEN10921. 2 Normativereferences ThisEuropeanStandardincorporatesbydatedorundatedr
18、eference,provisionsfromotherpublications.These normativereferencesarecitedattheappropriateplacesinthetextandthepublicationsarelistedhereafter.For datedreferences,subsequentamendmentstoorrevisionsofanyofthesepublicationsapplytothisEuropean Standard,onlywhenincorporatedinitbyamendmentorrevision.Forund
19、atedreferencesthelatesteditionof thepublicationreferredtoapplies(includingamendments). prEN10921, FlangesandtheirjointsCircularflangesforpipes,valves,fittingsandaccessories, PNdesignatedPart1:Steelflanges.EN15152:2001(E) 3 EN15151, FlangesandtheirjointsBoltingPart1:Selectionofbolting. EN10269, Steel
20、sandnickelalloysforfastenersforuseatelevatedand/orlowtemperatureproperties. ENISO8981, MechanicalpropertiesoffastenersmadeofcarbonsteelandalloysteelPart1:Bolts,screws andstuds(ISO8981:1999). ENISO35061, MechanicalpropertiesofcorrosionresistantstainlesssteelfastenersPart1:Bolts,screws andstuds(ISO350
21、61:1997). 3 Combinationofmaterials BoltmaterialscanbecombinedwithflangematerialgroupsasgiveninTable1.Thistableisvalidforallflanges forwhichpressuretemperature(p/T)ratingsaregiveninprEN10921.Forflangeswhichhavenop/Tratings (e.g.DN700andabove),thetablesmaybeusedasaguide. Allboltmaterialscanbeusedinthe
22、rangeofthep/Tratingsgivenfortheflanges.Restrictionsduetothe classificationshallbeobserved(seeclause4). WARNINGBoldmaterials4.6and6.8arenotintendedfortheuseinthescopeofthePressureEquipmentDirective. 4 Classificationofboltmaterials TheclassificationofboltmaterialsasgiveninTable1isbasedonthecomparisono
23、fthestrengthsoftheflange materialandtheboltmaterial.Thestrengthratioroftheflange/boltcombinationchoseniscomparedwiththe strengthratiooftheflangeboltcombinationusedforthestandardflangecalculation(seeannexA). Foreachflangematerialgrouptheclassificationisdoneinthreestrengthlevels: Lowstrength: Thestren
24、gthratioofthechosenflange/boltcombinationislessthanthatusedinthe standardflangecalculation. Theseboltsmaybeusedforlesssevereservice,e.g.forwaterserviceorincaseofoversizedflanged joints.Fordefinitionoftheseserviceconditions,specialexperienceisnecessaryotherwisearecalculationof theflangedjointshallbed
25、one. Normalstrength: Thestrengthratioofthechosenflange/boltcombinationissimilar(withindefinedlimits) tothatusedinthestandardflangecalculation. TheseboltsmaybeusedforallserviceintherangeoftheP/Tratingsunlessthereareotherrestrictionsto thecontrary. Highstrength: Thestrengthratioofthechosenflange/boltc
26、ombinationismuchmorehigherthanthatused inthestandardflangecalculation. Theseboltsmaybeusedinthesamerangelikenormalstrengthlevelbolting.Duringassemblyhowever, careshouldbetakennottooverstresstheflanges(e.g.bymeansoftorquecontrol).EN15152:2001(E) 4 Table1 _ Classificationofboltmaterials Flangematerial
27、sprEN 10921 BoltmaterialsEN15151 Classification Group Type Material/propertyclass Standard Dia. LineNo. Strength 1E0 CS 4.6 ENISO8981 All 01 A450,A250 ENISO 35061 =39 16,18 Low X5CrNiMo17122AT EN10269 =160 20 X5CrNi1810 EN10269 =160 22 5.6 ENISO8981 All 02 6.8 ENISO8981 All 03 25CrMo4 EN10269 =100 0
28、5,07 21CrMoV57 EN10269 =160 12 Normal X7CrNiMoBNb1616 EN10269 =160 15 A470,A270 ENISO 35061 =24 17,19 X5CrNiMo17122 AT+C EN10269 =160 21 X5CrNi1810AT+C EN10269 =160 23 8.8 ENISO8981 All 04 42CrMo4 EN10269 =60 06,08 30CrNiMo8 EN10269 =100 09 42CrMo56 EN10269 =100 10 High 40CrMoV46 EN10269 =100 11 20C
29、rMoVTiB410 EN10269 =160 13 X6NiCrTiMoVB25152 EN10269 =160 14 3E0 CShightemp. 4.6 ENISO8981 All 01 A450,A250 ENISO 35061 =39 16,18 Low X5CrNiMo17122AT EN10269 =160 20 X5CrNi1810 EN10269 =160 22 5.6 ENISO8981 All 02 6.8 ENISO8981 All 03 25CrMo4 EN10269 =100 05,07 21CrMoV57 EN10269 =160 12 Normal X6NiC
30、rTiMoVB25152 EN10269 =160 14 X7CrNiMoBNb1616 EN10269 =160 15 A470,A270 ENISO 35061 =24 17,19 X5CrNiMo17122 AT+C EN10269 =160 21 X5CrNi1810AT+C EN10269 =160 23 8.8 ENISO8981 All 04 42CrMo4 EN10269 =60 06,08 30CrNiMo8 EN10269 =100 09 High 42CrMo56 EN10269 =100 10 40CrMoV46 EN10269 =100 11 20CrMoVTiB41
31、0 EN10269 =160 13 continuedEN15152:2001(E) 5 Table1 (continued) FlangematerialsprEN 10921 BoltmaterialsEN15151 Classification Group Type Material/propertyclass Standard Dia. LineNo. Strength 3E1 CShightemp. 4.6 ENISO 8981 All 01 5.6 ENISO 8981 All 02 A450,A250 ENISO 35061 =39 16,18 Low X5CrNiMo17122
32、AT EN10269 =160 20 X5CrNi1810 EN10269 =160 22 6.8 ENISO 8981 All 03 8.8 ENISO 8981 All 04 25CrMo4 EN10269 =100 05,07 21CrMoV57 EN10269 =160 12 20CrMoVTiB410 EN10269 =160 13 Normal X6NiCrTiMoVB25152 EN10269 =160 14 X7CrNiMoBNb1616 EN10269 =160 15 A470,A270 ENISO 35061 =24 17,19 X5CrNiMo17122AT+C EN10
33、269 =160 21 X5CrNi1810AT+C EN10269 =160 23 42CrMo4 EN10269 =60 06,08 30CrNiMo8 EN10269 =100 09 High 42CrMo56 EN10269 =100 10 40CrMoV46 EN10269 =100 11 4E0 0,5Mo 4.6 ENISO 8981 All 01 5.6 ENISO 8981 All 02 A450,A250 ENISO 35061 =39 16,18 Low X5CrNiMo17122AT EN10269 =160 20 X5CrNi1810 EN10269 =160 22
34、6.8 ENISO 8981 All 03 8.8 ENISO 8981 All 04 25CrMo4 EN10269 =100 05,07 21CrMoV57 EN10269 =160 12 X6NiCrTiMoVB25152 EN10269 =160 14 Normal X7CrNiMoBNb1616 EN10269 =160 15 A470,A270 ENISO 35061 =24 17,19 X5CrNiMo17122AT+C EN10269 =160 21 X5CrNi1810AT+C EN10269 =160 23 42CrMo4 EN10269 =60 06,08 30CrNiM
35、o8 EN10269 =100 09 42CrMo56 EN10269 =100 10 High 40CrMoV46 EN10269 =100 11 20CrMoVTiB410 EN10269 =160 13 continuedEN15152:2001(E) 6 Table1 (continued) FlangematerialsprEN 10921 BoltmaterialsEN15151 Classification Group Type Material/propertyclass Standard Dia. LineNo. Strength 5E0 1Cr0,5Mo 4.6 ENISO
36、 8981 All 01 5.6 ENISO 8981 All 02 A450,A250 ENISO 35061 =39 16,18 Low X5CrNiMo17122AT EN10269 =160 20 X5CrNi1810 EN10269 =160 22 6.8 ENISO 8981 All 03 8.8 ENISO 8981 All 04 25CrMo4 EN10269 =100 05,07 42CrMo4 EN10269 =60 06,08 42CrMo56 EN10269 =100 10 40CrMoV46 EN10269 =100 11 21CrMoV57 EN10269 =160
37、 12 Normal 20CrMoVTiB410 EN10269 =160 13 X6NiCrTiMoVB25152 EN10269 =160 14 X7CrNiMoBNb1616 EN10269 =160 15 A470,A270 ENISO 35061 =24 17,19 X5CrNiMo17122AT+C EN10269 =160 21 X5CrNi1810AT+C EN10269 =160 23 30CrNiMo8 EN10269 =100 09 High 6E0 2Cr1Mo 4.6 ENISO 8981 All 01 5.6 ENISO 8981 All 02 A450,A250
38、ENISO 35061 =39 16,18 Low X5CrNiMo17122AT EN10269 =160 20 X5CrNi1810 EN10269 =160 22 6.8 ENISO 8981 All 03 8.8 ENISO 8981 All 04 25CrMo4 EN10269 =100 05,07 42CrMo4 EN10269 =60 06,08 42CrMo56 EN10269 =100 10 40CrMoV46 EN10269 =100 11 21CrMoV57 EN10269 =160 12 Normal 20CrMoVTiB410 EN10269 =160 13 X6Ni
39、CrTiMoVB25152 EN10269 =160 14 X7CrNiMoBNb1616 EN10269 =160 15 A470,A270 ENISO 35061 =24 17,19 X5CrNiMo17122AT+C EN10269 =160 21 X5CrNi1810AT+C EN10269 =160 23 30CrNiMo8 EN10269 =100 09 High continuedEN15152:2001(E) 7 Table1 (continued) FlangematerialsprEN 10921 BoltmaterialsEN15151 Classification Gr
40、oup Type Material/propertyclass Standard Dia. LineNo. Strength 6E1 5Cr1Mo 4.6 ENISO 8981 All 01 5.6 ENISO 8981 All 02 6.8 ENISO 8981 All 03 25CrMo4 EN10269 =100 05,07 X7CrNiMoBNb1616 EN10269 =160 15 A450,A250 ENISO 35061 =39 16,18 Low A470,A270 ENISO 35061 =24 17,19 X5CrNiMo17122AT EN10269 =160 20 X
41、5CrNiMo17122AT+C EN10269 =160 21 X5CrNi1810 EN10269 =160 22 X5CrNi1810AT+C EN10269 =160 23 8.8 ENISO 8981 All 04 42CrMo4 EN10269 =60 06,08 30CrNiMo8 EN10269 =100 09 42CrMo56 EN10269 =100 10 Normal 40CrMoV46 EN10269 =100 11 21CrMoV57 EN10269 =160 12 20CrMoVTiB410 EN10269 =160 13 X6NiCrTiMoVB25152 EN1
42、0269 =160 14 7E0 CSlowtemp. 4.6 ENISO 8981 All 01 A450,A250 ENISO 35061 =39 16,18 Low X5CrNiMo17122AT EN10269 =160 20 X5CrNi1810 EN10269 =160 22 5.6 ENISO 8981 All 02 6.8 ENISO 8981 All 03 25CrMo4 EN10269 =100 05,07 21CrMoV57 EN10269 =160 12 X6NiCrTiMoVB25152 EN10269 =160 14 Normal X7CrNiMoBNb1616 E
43、N10269 =160 15 A470,A270 ENISO 35061 =24 17,19 X5CrNiMo17122AT+C EN10269 =160 21 X5CrNi1810AT+C EN10269 =160 23 8.8 ENISO898 1 All 04 42CrMo4 EN10269 =60 06,08 30CrNiMo8 EN10269 =100 09 High 42CrMo56 EN10269 =100 10 40CrMoV46 EN10269 =100 11 20CrMoVTiB410 EN10269 =160 13 continuedEN15152:2001(E) 8 T
44、able1 (continued) FlangematerialsprEN 10921 BoltmaterialsEN15151 Classification Group Type Material/propertyclass Standard Dia. LineNo. Strength 7E1 CSlowtemp. 4.6 ENISO 8981 All 01 5.6 ENISO 8981 All 02 A450,A250 ENISO 35061 =39 16,18 X5CrNiMo17122AT EN10269 =160 20 Low X5CrNiMo17122AT+C EN10269 =160 21 X5CrNi1810 EN10269 =160 22 X5CrNi1810AT+C EN10269 =160 23 6.8 ENISO 8981 All 03 8.8 ENISO 8981 All 04 25CrMo4 EN10269 =100 05,07 42CrMo4 EN10269 =60 06,08 42CrMo56 EN10269 =100 10 40CrMoV46 EN1
