EN 10266-2003 en Steel tubes fittings and structural hollow sections Symbols and definitions of terms for use in product standards《钢管 配件和结构空心型材 产品标准中术语的符号和定义》.pdf

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1、BRITISH STANDARD BS EN 10266:2003 Steel tubes, fittings and structural hollow sections Symbols and definitions of terms for use in product standards The European Standard EN 10266:2003 has the status of a British Standard ICS 01.040.77; 01.075; 77.140.75 BS EN 10266:2003 This British Standard, was p

2、ublished under the authority of the Standards Policy and Strategy Committee on 28 August 2003 BSI 28 August 2003 ISBN 0 580 42535 5 National foreword This British Standard is the official English language version of EN 10266:2003. The UK participation in its preparation was entrusted to Technical Co

3、mmittee ISE/8, Steel tubes, 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 t

4、he 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

6、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 17 and a back cover. The BSI copyright notice displayed in this document indicates w

7、hen the document was last issued. Amendments issued since publication Amd. No. Date CommentsEUROPEANSTANDARD NORMEEUROPENNE EUROPISCHENORM EN10266 August2003 ICS01.040.77;01.075;77.140.75 Englishversion Steeltubes,fittingsandstructuralhollowsectionsSymbolsand definitionsoftermsforuseinproductstandar

8、ds Tubesenacier,accessoiresetprofilscreuxenacierpourla constructionSymbolesetdfinitionsdestermesutiliser danslesnormesdeproduits Stahlrohre,FittingsundHohlprofilefrdenStahlbau SymboleundDefinitionvonBegriffenfrdieVerwendungin Erzeugnisnormen ThisEuropeanStandardwasapprovedbyCENon27June2003. CENmembe

9、rsareboundtocomplywiththeCEN/CENELECInternalRegulationswhichstipulatetheconditionsforgivingthisEurope an Standardthestatusofanationalstandardwithoutanyalteration.Uptodatelistsandbibliographicalreferencesconcernings uchnational standardsmaybeobtainedonapplicationtotheManagementCentreortoanyCENmember.

10、 ThisEuropeanStandardexistsinthreeofficialversions(English,French,German).Aversioninanyotherlanguagemadebytra nslation undertheresponsibilityofaCENmemberintoitsownlanguageandnotifiedtotheManagementCentrehasthesamestatusasthe official versions. CENmembersarethenationalstandardsbodiesofAustria,Belgium

11、,CzechRepublic,Denmark,Finland,France,Germany,Greece, Hungary,Iceland,Ireland,Italy,Luxembourg,Malta,Netherlands,Norway,Portugal,Slovakia,Spain,Sweden,SwitzerlandandUn ited Kingdom. EUROPEANCOMMITTEEFORSTANDARDIZATION COMITEUROPENDENORMALISATION EUROPISCHESKOMITEEFRNORMUNG ManagementCentre:ruedeStas

12、sart,36B1050Brussels 2003CEN Allrightsofexploitationinanyformandbyanymeansreserved worldwideforCENnationalMembers. Ref.No.EN10266:2003EEN10266:2003(E) 2 Contents Foreword . 3 1 Scope 4 2 Definitionsoftermstobeusedinproductstandards . 4 3 Symbolsforuseinproductstandards 6 3.1 Generalsymbols. . 6 3.2

13、Additionalsymbolsforstructuralhollowsections. . 7 3.3 Additionalsymbolsfortesting . 8 3.4 Additionalsymbolsfortubularfittings . 9 Bibliography 17EN10266:2003(E) 3 Foreword Thisdocument(EN10266:2003)hasbeenpreparedbyTechnicalCommitteeECISS/TC29,“steeltubes andfittingsforsteeltubes“,thesecretariatofwh

14、ichisheldbyUNI. ThisEuropeanStandardshallbegiventhestatusofanationalstandard,eitherbypublicationofan identicaltextorbyendorsement,atthelatestbyFebruary2004,andconflictingnationalstandardsshall bewithdrawnatthelatestbyFebruary2004. ThisEuropeanStandardisderivedfromISO3545“SteeltubesandfittingsSymbols

15、forusein specifications”. AccordingtotheCEN/CENELECInternalRegulations,thenationalstandardsorganizationsofthe followingcountriesareboundtoimplementthisEuropeanStandard:Austria,Belgium,CzechRepublic, Denmark,Finland,France,Germany,Greece,Hungary,Iceland,Ireland,Italy,Luxembourg,Malta, Netherlands,Nor

16、way,Portugal,Slovakia,Spain,Sweden,SwitzerlandandtheUnitedKingdom.EN10266:2003(E) 4 1 Scope ThisEuropeanStandardgivesthesymbolsanddefinitionsoftermsforuseinproductstandardsfor steeltubes,fittingsandsteelstructuralhollowsections. NOTE Fordefinitionsoftermsnonspecifictotubularproducts,seeotherrelevant

17、standardse.g.ENISO9000 1. 2 Definitionsoftermstobeusedinproductstandards 2.1 tube hollowlongproductopenatbothends,ofanycrosssectionalshape 2.2 structuralhollowsection tubeintendedtobeusedforconstructionpurposes 2.3 fitting componentforattachingtoatubeforjoiningtubestogetherorforchangingthedirectiono

18、rboreofa tube 2.4 seamlesstube(S) tubemadebypiercingasolidproducttoobtainatubehollow,whichisfurtherprocessed,eitherhotor cold,intoitsfinaldimensions 2.5 weldedtube(W) tubemadebyformingahollowprofilefromaflatproductandweldingadjacentedgestogether.After weldingthetubemaybefurtherprocessed,eitherhotorc

19、old,intoitsfinaldimensions 2.6 buttweldedtube(BW) (alsoknownascontinuousweldtubeorFretzMoontube )tubemadebyacontinuousprocessinwhich decoiledstrip,weldedendtoend,ispassedthroughafurnace,formedintoahollowprofileandthe seamweldmadebyfurtherraisingofthetemperatureoftheadjacentedges(e.g.usingajetofoxyge

20、n), andpressingtheedgestogether 2.7 electricweldedtube(EW) tubemadebypressurewelding,inacontinuousornoncontinuousprocess,inwhichstripisformedcold intoahollowprofileandtheseamweldmadebyheatingtheadjacentedgesthroughtheresistanceto thepassageofhighorlowfrequencycurrent,andpressingtheedgestogether.Thee

21、lectriccurrent maybeappliedeitherbydirectelectrodecontactorbyinduction. 2.8 highfrequencyweldedtube(HFW) tubemadebypressurewelding,inacontinuousornoncontinuousprocess,inwhichstripisformedcold intoahollowprofileandtheseamweldmadebyheatingtheadjacentedgesthroughtheresistanceto thepassageofahighfrequen

22、cycurrent,andpressingtheedgestogether.Theelectriccurrentmaybe appliedeitherbydirectelectrodecontactorbyinduction.EN10266:2003(E) 5 2.9 submergedarcweldedtube(SAW) tubemadebyformingeitherhotorcoldahollowprofilefromstriporplateandweldingtheadjacent edgestogether,withoutpressure,byadditionoffillermetal

23、.Theadjacentedgesandthefillermetalare heatedtoweldingtemperaturebyanarcgeneratedbytheresistancetothepassageofanelectric current.Thearcgeneratedandthemoltenmetalareprotectedfromatmosphericcontaminationbythe presenceofalayerofflux. Thetubesmayhaveoneortwolongitudinalseamwelds(SAWL)oronehelicalseamweld

24、(SAWH)with atleastonepassontheinsideofthetubeandatleastonepassontheoutsideofthetube. 2.10 combinationweldedtube(COW) tubemadebyformingeitherhotorcoldahollowprofilefromstriporplateandweldingtheadjacent edgestogether,withoutpressure,byadditionoffillermetal.Thefirstpassismadebyacontinuousgas metalarcwe

25、ldingprocessfollowedbyautomaticsubmergedarcweldingwithatleastonepassonthe insideofthetubeandatleastonepassontheoutsideofthetube. Thetubemayhaveoneortwolongitudinalseamwelds(COWL)oronehelicalseamweld(COWH). 2.11 jointer twopiecesoftubeconnectedtogetherbyacircumferentialweld(toobtaintherequireddeliver

26、ylength) 2.12 stripendweld weldthatjoinsstripendstogether 2.13 randomlength deliverylengthwherethelengthandtoleranceofindividualtubesarenotdefined.Howeveralength rangemaybeagreed. 2.14 approximatelength deliverylength,specifiedbythepurchaser,withaunilateralorabilateraltoleranceasspecifiedinthe produ

27、ctstandard 2.15 standardlength deliverylength,withaunilateralorabilateraltoleranceasspecifiedintheproductstandard 2.16 exactlength deliverylength,specifiedbythepurchaser,witharestrictedunilateraltoleranceasspecifiedinthe productstandard 2.17 manufacturer organizationthatmanufacturesproductsinaccorda

28、ncewiththerelevantstandard(s)anddeclaresthe complianceofthedeliveredproductswithallapplicableprovisionsoftherelevantstandard(s) 2.18 agreement contractualarrangementbetweenmanufacturerandpurchaseratthetimeofenquiryandorderEN10266:2003(E) 6 3 Symbolsforuseinproductstandards 3.1 Generalsymbols Symbol

29、Unit Definition A cm 2 Crosssectionalareaoftheproduct B mm Specifiedlengthofthesideofsquaretubeofhollowsectionorthelength oftheshortersideorarectangulartubeorhollowsection(seeFigure2) CC Concentricity CC= min max min max T T T T D mm Specifiedoutsidediameter(seeFigure1) D max D min mm Maximumandmini

30、mumoutsidediameterofacirculartubeorhollow sectionmeasuredinthesameplane(seeFigure1) d mm Insidediameter(seeFigure1) H mm Specifiedlengthofthelongersideofarectangulartubeorhollowsection (seeFigure2) L mm Tubeorpiecelength M kg/m Massperunitlength O % Outofroundness O=100x( D max D min )/D T mm Specif

31、iedwallthickness T max T min mm Maximumandminimumwallthicknessofacirculartubeorhollowsection measuredinthesameplane(seeFigure1)EN10266:2003(E) 7 3.2 Additionalsymbolsforstructuralhollowsections Symbol Unit Definition C 1 /C 2 mm Lengthofcornerregionofasquareorrectangularhollowsection(seeFigure2) C t

32、 cm 3 Torsionalmodulusconstant e mm Deviationfromstraightness(seeFigure3) I cm 4 Secondmomentofarea I t cm 4 Torsionalinertiaconstant(polarmomentofinertiainthecaseofcircularhollow sectiononly) I Y cm 4 Secondmomentofareaabouttheyaxis(seeFigure4) I Z cm 4 Secondmomentofareaaboutthezaxis(seeFigure4) i

33、 mm Radiusofgyration A I i / i Y mm Radiusofgyrationaboutyaxis A I i Y Y / i Z mm Radiusofgyrationaboutxaxis A I i Z Z / R mm Externalcornerradiusofasquareorrectangularhollowsection(seeFigure2) V mm Totalmeasuredtwist(seeFigure3) V 1 mm Twistmeasuredatoneendofasection W el cm 3 Elasticsectionmodulus

34、 W ely cm 3 Elasticsectionmodulusabouttheyaxis W ely = I/( H/2) W elz cm 3 Elasticsectionmodulusaboutthezaxis W elz = I/( B/2) W pl cm 3 Plasticsectionmodulus W ply cm 3 Plasticsectionmodulusabouttheyaxis W plz cm 3 Plasticsectionmodulusaboutthezaxis x mm Concavity( x 1 ),orconvexity( x 2 )(seeFigur

35、e3) (degree) Anglebetweenadjacentfacesofsquareorrectangularhollowsection(see Figure3)EN10266:2003(E) 8 3.3 Additionalsymbolsfortesting Symbol Unit Definition 3.3.1 Pressuretest p bar testpressure S MPa stressusedtocalculatethetestpressure 3.3.2 Flatteningtest(seeFigure5) c constantfactorofdeformatio

36、nintheformula H = (1 +c )xT c + (T/D) H mm distancebetweenplatensofthetestmachine 3.3.3 Driftexpandingtest(seeFigure6) C mm maximumoutsidediameteroftheexpandedtestpiece (degree) angleofthemandrel 3.3.4 Ringexpandingtest(seeFigure7) C mm maximumoutsidediameteroftheexpandedtestpiece D m max mm maximum

37、diameterofmandrel D m min mm minimumdiameterofmandrel k mm lengthofthetaperedpartofthemandrel 3.3.5 Flangingtest(seeFigure8) C mm maximumoutsidediameteroftheexpandedtestpiece r mm cornerradiusoftheflangingtool (degree) angleofthemandrel 3.3.6 Tubebendingtest r mm radiusatthebottomofthegrooveoftheben

38、dingformer (degree) angleofthebendEN10266:2003(E) 9 3.4 Additionalsymbolsfortubularfittings Symbol Unit Definition B mm Distancefromthebacktothefaceortothestartofthestraightendforreturnbends (seeFigure12) D mm Majoroutsidediameter(seeFigures9and10) D 1 mm Minoroutsidediameter(seeFigures9and10) d mm

39、MajorinsidediameterseeFigures9and10) d 1 mm Minorinsidediameter(seeFigures9and10) F mm Distancefromthefacetothecentreforequalteesorfromthefacetotheaxisfor 90elbows(seeFigures10and12) G mm Distancefromthefaceofthebranchtothecentreforreducingtees(seeFigure10) H mm Distancefromthefacetothecentrefor45el

40、bows(seeFigure12) K mm Totalheightforcaps(seeFigure11) L mm Distancefromthefacetofaceforreducers(seeFigure9) L 1 mm Lengthofstraightendforelbowsandreturnbends(seeFigure12) PQU mm Toleranceontheformofthefitting(misalignment,squareness,)(seeFigure13) R mm Valueofthebendingradiusattheneutralfibreforelb

41、owsorreturnbends(see Figure12) T mm Thicknessonthemajordiameter(seeFigures9and10) T 1 mm Thicknessontheminordiameter(seeFigures9and10)EN10266:2003(E) 10 a)Dimensions b)Outofroundness c)Concentricity Figure1Circulartubeorhollowsections Figure2SquareandrectangularhollowsectionsDimensionsEN10266:2003(E

42、) 11 a)Twist b)Convexity/concavity c)Deviationfromstraightness d)Outofsquareness Figure3Toleranceonhollowsections a)Circular b)Noncircular Figure4AxesofhollowsectionsEN10266:2003(E) 12 Figure5Flatteningtest Figure6DriftexpandingtestEN10266:2003(E) 13 Figure7Ringexpandingtest Figure8FlangingtestEN102

43、66:2003(E) 14 a)Concentric b)Eccentric Figure9Concentricandeccentricreducers a)Equal b)Reducing Figure10Tees,equalandreducingEN10266:2003(E) 15 Figure11Caps Figure12BendsEN10266:2003(E) 16 Figure13TolerancesontheformofbendsandteesEN10266:2003(E) 17 Bibliography ENISO9000,QualitymanagementsystemsFundamentalsandvocabulary(ISO9000:2000)BS EN 10266:2003 BSI 389 Chiswick High Road London W4 4AL BSI British Standards Institution BSI is the independent national body responsible for preparing British Standards.