BS EN 4554-2003 Aerospace series - Pipe coupling 37 spherical in heat resisting steel - Straight unions threaded - Inch series《航空航天系列 耐热钢制球面37 管联接器 螺纹式直活管节 英制》.pdf

1、BRITISH STANDARD AEROSPACE SERIES BS EN 4554:2003 Pipe coupling 37, spherical, in heat resisting steel Straight unions, threaded Inch series The European Standard EN 4554:2003 has the status of a British Standard ICS 49.080 BS EN 4554:2003 This British Standard was published under the authority of t

2、he Standards Policy and Strategy Committee on 11 March 2003 BSI 11 March 2003 ISBN 0 580 41401 9 National foreword This British Standard is the official English language version of EN 4554:2003. The UK participation in its preparation was entrusted to Technical Committee ACE/69, Aerospace hydraulic

3、systems, fluids and components, 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

4、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 purport to include all the necessary provisions of a contract. Users are respons

5、ible 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

6、 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 7 and a back cover. The BSI copyright date displayed in this document indicates

7、when the document was last issued. Amendments issued since publication Amd. No. Date CommentsEUROPEANSTANDARD NORMEEUROPENNE EUROPISCHENORM EN4554 February2003 ICS49.080 Englishversion AerospaceseriesPipecoupling37 ,spherical,inheatresisting steelStraightunions,threadedInchseries SriearospatialeSyst

8、mederaccordementsphrique 37,enacierrsistantchaudMamelonsdroits implanterSrieinch ThisEuropeanStandardwasapprovedbyCENon14September2002. CENmembersareboundtocomplywiththeCEN/CENELECInternalRegulationswhichstipulatetheconditionsforgivingthisEurope an Standardthestatusofanationalstandardwithoutanyalter

9、ation.Uptodatelistsandbibliographicalreferencesconcernings uchnational standardsmaybeobtainedonapplicationtotheManagementCentreortoanyCENmember. ThisEuropeanStandardexistsinthreeofficialversions(English,French,German).Aversioninanyotherlanguagemadebytra nslation undertheresponsibilityofaCENmemberint

10、oitsownlanguageandnotifiedtotheManagementCentrehasthesamestatusasthe official versions. CENmembersarethenationalstandardsbodiesofAustria,Belgium,CzechRepublic,Denmark,Finland,France,Germany,Greece, Hungary,Iceland,Ireland,Italy,Luxembourg,Malta,Netherlands,Norway,Portugal,SlovakRepublic,Spain,Sweden

11、,Switzerland and UnitedKingdom. EUROPEANCOMMITTEEFORSTANDARDIZATION COMITEUROPENDENORMALISATION EUROPISCHESKOMITEEFRNORMUNG ManagementCentre:ruedeStassart,36B1050Brussels 2003CEN Allrightsofexploitationinanyformandbyanymeansreserved worldwideforCENnationalMembers. Ref.No.EN4554:2003EEN4554:2003(E) 2

12、 Contents Foreword3 1 Scope 3 2 Normativereferences 3 3 Requiredcharacteristics .4 3.1 ConfigurationDimensionsTolerancesMasses .4 3.2 Materials4 4 Designation.7 5 Marking .7 6 Technicalspecification . 7EN4554:2003(E) 3 Foreword ThisdocumentEN4554:2003hasbeenpreparedbytheEuropeanAssociationofAerospac

13、eManufacturers (AECMA). AfterenquiriesandvotescarriedoutinaccordancewiththerulesofthisAssociation,thisStandardhasreceived theapprovaloftheNationalAssociationsandtheOfficialServicesofthemembercountriesofAECMA,priortoits presentationtoCEN. ThisEuropeanStandardshallbegiventhestatusofanationalstandard,e

14、itherbypublicationofanidenticaltextor byendorsement,atthelatestbyAugust2003,andconflictingnationalstandardsshallbewithdrawnatthelatestby August2003. AccordingtotheCEN/CENELECInternalRegulations,thenationalstandardsorganizationsofthefollowing countriesareboundtoimplementthisEuropeanStandard:Austria,B

15、elgium,CzechRepublic,Denmark,Finland, France,Germany,Greece,Hungary,Iceland,Ireland,Italy,Luxembourg,Malta,Netherlands,Norway,Portugal, SlovakRepublic,Spain,Sweden,SwitzerlandandUnitedKingdom. 1Scope Thisstandardspecifiesthecharacteristicsofstraightunionsforinchseriespipecouplings,37,spherical,inhea

16、t resistingsteel,foraerospaceapplications. ConnectwithfluidsystemcomponentwithportconnectioninaccordancewithEN45503. Nominalpressure:ClassDinaccordancewithISO6771 2 Normativereferences ThisEuropeanStandardincorporatesbydatedorundatedreference,provisionsfromotherpublications.These normativereferences

17、arecitedattheappropriateplacesinthetextandthepublicationsarelistedhereafter.For datedreferences,subsequentamendmentstoorrevisionsofanyofthesepublicationsapplytothisEuropean Standardonlywhenincorporatedinitbyamendmentorrevision.Forundatedreferencesthelatesteditionofthe publicationreferredtoapplies(in

18、cludingamendments). ISO3161 AerospaceUNJthreadsGeneralrequirementsandlimitdimensions. ISO6771 AerospaceFluidsystemsandcomponentsPressureandtemperatureclassifications. EN2424 AerospaceseriesMarkingofaerospaceproducts. EN3468 AerospaceseriesSteelFEPA13Softened500 R m 700MPaForgingsD e 100mm 1 . EN3487

19、 AerospaceseriesSteelFEPA13Softened500 R m 700MPaBarsformachiningD e 100 mm 1 ). 1) PublishedasAECMAPrestandardatthedateofpublicationofthisstandardEN4554:2003(E) 4 EN45501 AerospaceseriesPipecouplings,37,sphericalDesignconfigurationInchseriesPart1:Male sealingends. EN45502 AerospaceseriesPipecouplin

20、gs,37DesignconfigurationInchseriesPart2:Portends. EN45503 AerospaceseriesPipecouplings,37DesignconfigurationInchseriesPart3:Port connections. EN4560 AerospaceseriesPipecouplings,37,spherical,upto21000kPaInchseriesTechnical specification. 3 Requiredcharacteristics 3.1 ConfigurationDimensionsTolerance

21、sMasses SeeFigure1andTables1to3.Dimensionsandtolerancesareinmillimetres. Table1 Code Lockingwireholeoption N withoutlockingwirehole Y with2lockingwireholes 3.2Materials EN3468withminimumhardnessHB140orEN3487withminimumhardnessHB140EN4554:2003(E) 5 Key 1 SeeEN45501 2 Threadssurfacewillbeachievedbynor

22、malmethodsofmanufacture 33 D v i e w 4 Thread 5 Marking 6( EperEN45501) Figure1EN4554:2003(E) 6 Table2 Dimensional code a Nominal diameter Thread b AB 0,25 DE 05 , 0 25 , 0 + - J min. Mass quoted inkg/ 1000 parts A03 B03 4,763 .375024UNJF3A EN4550203 15,00 EN4550103 15,90 17,63 14,30 A04 B04 6,350 .

23、437520UNJF3A EN4550204 16,70 EN4550104 17,50 19,46 18,00 A05 B05 7,924 .500020UNJF3A EN4550205 16,75 EN4550105 19,05 21,26 23,00 A06 B06 9,525 .562518UNJF3A EN4550206 18,20 EN4550106 20,65 22,88 29,70 A08 B08 12,700 .750016UNJF3A EN4550208 22,00 EN4550108 25,40 28,48 60,33 A10 B10 15,875 .875014UNJF

24、3A EN4550210 24,60 EN4550110 28,60 32,06 80,70 A12 B12 19,050 1.062512UNJ3A EN4550212 27,00 EN4550112 35,00 39,30 126,00 A16 B16 25,400 1.312512UNJ3A EN4550216 28,00 EN4550116 41,40 46,56 167,00 a Thiscodecorrespondstothenominaldiametergivenin16thofincheswithintwodigits. b Quotedininchesinaccordance

25、withISO3161 Table3 (Whenlockingwireholeoptioncodeis“Y“) Dimensionalcode a Nominaldiameter N 0,25 PS 0,25 03 4,763 6,85 1,10 1,30 04 6,350 7,75 1,10 1,30 05 7,924 8,65 1,30 1,50 1,75 06 9,525 9,40 1,30 1,50 2,55 08 12,700 11,95 1,45 1,70 10 15,875 13,75 1,45 1,70 12 19,050 16,75 1,65 1,90 16 25,400 2

26、0,05 1,65 1,90 3,30 a Thiscodecorrespondstothenominaldiametergivenin16thofincheswithintwodigits.EN4554:2003(E) 7 4Designation EXAMPLE: Descriptionblock Identityblock UNION,STRAIGHT EN455410 N Numberofthisstandard Diametercode(seeTables2to3) Lockingwireholeoptioncode(seeTable1) NOTEIfnecessary,thecod

27、eI9005shallbeplacedbetweenthedescriptionblockandtheidentityblock. 5Marking AccordingtoEN2424,styleAandFigure1. 6 Technicalspecification AccordingtoEN4560BS EN 4554:2003 BSI 389 Chiswick High Road London W4 4AL BSI British Standards Institution BSI is the independent national body responsible for pre

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