EN 14080-2013 en Timber structures - Glued laminated timber and glued solid timber - Requirements《木质结构 胶合分层木质品及胶合固体木质 要求》.pdf

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1、BSI Standards PublicationBS EN 14080:2013Incorporating corrigendum June 2014Timber structures Glued laminated timber and glued solid timber RequirementsBS EN 14080:2013BS EN 14080:2013 BRITISH STANDARDNational forewordThis British Standard is the UK implementation of EN 14080:2013. Together with BS

2、EN 15497:2014 it supersedes BS EN 385:2001, which is withdrawn. It also supersedes BS EN 386:2001, BS EN 387:2001, BS EN 390:1995, BS EN 391:2002, BS EN 392:1995, BS EN 1194:1999 and BS EN 14080:2005 which are withdrawn.ISBN 978 0 580 86920 4ICS 79.060.99Compliance with a British Standard cannot con

3、fer immunity from legal obligations.This British Standard was published under the authority of the Standards Policy and Strategy Committee on 31 January 2014.Amendments/corrigenda issued since publicationDate Text affected30 June 2014 Supersession details corrected in national forewordBS EN 14080:20

4、13 BRITISH STANDARDNational forewordThis British Standard is the UK implementation of EN 14080:2013. It supersedes BS EN 385:2001, BS EN 386:2001, BS EN 387:2001, BS EN 390:1995, BS EN 391:2002, BS EN 392:1995, BS EN 1194:1999 and BS EN 14080:2005 which are withdrawn.BSI, as a member of CEN, is obli

5、ged to publish EN 14080 as a British Standard. However, attention is drawn to the fact that during the development of this European Standard, the UK committee voted against its approval as a European Standard. The committee expressed the following concerns: General UK practice up until now has been

6、to include a wider listof species, including hardwoods, from which glulam is to made,(as stated in the previously published standard BS EN 336), than ispresented in EN 14080; The upper limits of thickness permitted for laminations that are usedin the manufacture of softwood glued solid timber (GST)

7、could leadto service issues arising from excessive distortion or splitting in certainenvironments, especially those in which there are fluctuations inmoisture content.An informative National Annex entitled Guidance on the implementation of BS EN 14080:2013 in the UK has been included, which provides

8、 further information.The UK participation in its preparation was entrusted to Technical Committee B/518, Structural timber.A list of organizations represented on this committee can be obtained on request to its secretary.This publication does not purport to include all the necessary provisions of a

9、contract. Users are responsible for its correct application. The British Standards Institution 2014 Published by BSI Standards Limited 2014ISBN 978 0 580 73208 9EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORMEN 14080 June 2013 ICS 79.060.99 Supersedes EN 1194:1999, EN 14080:2005, EN385:2001, EN 38

10、6:2001, EN 387:2001, EN 390:1994, EN391:2001, EN 392:1995English Version Timber structures - Glued laminated timber and glued solid timber - Requirements Structures en bois - Bois lamell coll et bois massifreconstitu - ExigencesHolzbauwerke - Brettschichtholz und Balkenschichtholz - Anforderungen Th

11、is European Standard was approved by CEN on 1 May 2013.CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this European Standard the status of a national standard without any alteration. Up-to-date lists and bibliographical references

12、concerning such nationalstandards may be obtained on application to the CEN-CENELEC Management Centre or to any CEN member.This European Standard exists in three official versions (English, French, German). A version in any other language made by translation under the responsibility of a CEN member

13、into its own language and notified to the CEN-CENELEC Management Centre has the same status as the official versions.CEN members are the national standards bodies of Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia,Finland, Former Yugoslav Republic of Macedonia, France,

14、Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania,Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and United Kingdom.EUROPEAN COMMITTEE FOR STANDARDIZATION COMIT EUROPEN DE NORMALISATIONEUROPISCHES KOMITEE F

15、R NORMUNGManagement Centre: Avenue Marnix 17, B-1000 Brussels 2013 CEN All rights of exploitation in any form and by any means reservedworldwide for CEN national Members.Ref. No. EN 14080:2013: EBS EN 14080:2013BS EN 14080:2013 BRITISH STANDARDNational forewordThis British Standard is the UK impleme

16、ntation of EN 14080:2013. It supersedes BS EN 385:2001, BS EN 386:2001, BS EN 387:2001, BS EN 390:1995, BS EN 391:2002, BS EN 392:1995, BS EN 1194:1999 and BS EN 14080:2005 which are withdrawn.BSI, as a member of CEN, is obliged to publish EN 14080 as a British Standard. However, attention is drawn

17、to the fact that during the development of this European Standard, the UK committee voted against its approval as a European Standard. The committee expressed the following concerns: General UK practice up until now has been to include a wider list of species, including hardwoods, from which glulam

18、is to made, (as stated in the previously published standard BS EN 336), than is presented in EN 14080; The upper limits of thickness permitted for laminations that are used in the manufacture of softwood glued solid timber (GST) could lead to service issues arising from excessive distortion or split

19、ting in certain environments, especially those in which there are fluctuations in moisture content.An informative National Annex entitled Guidance on the implementation of BS EN 14080:2013 in the UK has been included, which provides further information.The UK participation in its preparation was ent

20、rusted to Technical Committee B/518, Structural timber.A list of organizations represented on this committee can be obtained on request to its secretary.This publication does not purport to include all the necessary provisions of a contract. Users are responsible for its correct application. The Bri

21、tish Standards Institution 2014 Published by BSI Standards Limited 2014ISBN 978 0 580 73208 9ICS 79.060.99Compliance with a British Standard cannot confer immunity from legal obligations.This British Standard was published under the authority of the Standards Policy and Strategy Committee on 31 Janu

22、ary 2014.Amendments/corrigenda issued since publicationDate Text affectedEUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN 14080 June 2013 ICS 79.060.99 Supersedes EN 1194:1999, EN 14080:2005, EN 385:2001, EN 386:2001, EN 387:2001, EN 390:1994, EN 391:2001, EN 392:1995English Version Timber struc

23、tures - Glued laminated timber and glued solid timber - Requirements Structures en bois - Bois lamell coll et bois massif reconstitu - Exigences Holzbauwerke - Brettschichtholz und Balkenschichtholz - Anforderungen This European Standard was approved by CEN on 1 May 2013. CEN members are bound to co

24、mply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this European Standard the status of a national standard without any alteration. Up-to-date lists and bibliographical references concerning such national standards may be obtained on application to the CEN-CENEL

25、EC Management Centre or to any CEN member. This European Standard exists in three official versions (English, French, German). A version in any other language made by translation under the responsibility of a CEN member into its own language and notified to the CEN-CENELEC Management Centre has the

26、same status as the official versions. CEN members are the national standards bodies of Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia, Finland, Former Yugoslav Republic of Macedonia, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembou

27、rg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and United Kingdom. EUROPEAN COMMITTEE FOR STANDARDIZATION COMIT EUROPEN DE NORMALISATION EUROPISCHES KOMITEE FR NORMUNG Management Centre: Avenue Marnix 17, B-1000 Brussels 2013 CEN All

28、 rights of exploitation in any form and by any means reserved worldwide for CEN national Members. Ref. No. EN 14080:2013: EBS EN 14080:2013EN 14080:2013 (E) 2 Contents Page Foreword 6 1 Scope . 10 2 Normative references . 10 3 Terms and definitions 11 4 Symbols . 17 4.1 Main symbols 17 4.2 Subscript

29、s . 18 5 Requirements for glued laminated products . 19 5.1 Mechanical resistance of glued laminated timber . 19 5.1.1 General . 19 5.1.2 Timber 19 5.1.3 Related material properties . 19 5.1.4 Verification from classification of standardised beam lay-ups and lamination properties of glued laminated

30、timber 20 5.1.5 Verification from cross sectional layup and properties of boards and finger joints . 24 5.1.6 Verifications from full scale tests with glued laminated timber 26 5.1.7 Resawn glulam 26 5.2 Mechanical resistance of glued solid timber . 28 5.2.1 General . 28 5.2.2 Timber 28 5.2.3 Relate

31、d material properties . 28 5.2.4 Verification from classification of lamination properties of glued solid timber 28 5.2.5 Verifications from full scale tests with glued solid timber . 29 5.3 Additional requirement for mechanical resistance of glulam with large finger joints 30 5.4 Additional require

32、ment for mechanical resistance of block glued glulam . 30 5.5 Bonding strength and durability of bonding strength of glued laminated products 30 5.5.1 General . 30 5.5.2 Species 30 5.5.3 Adhesives for the production of glued laminated products 31 5.5.4 Finger joints in laminations . 33 5.5.5 Bonding

33、 of laminations 33 5.5.6 Bonding of large finger joints 35 5.5.7 Bonding of block glued glulam . 35 5.6 Durability of other characteristics against biological attack . 35 5.6.1 Glued laminated products without preservative treatment 35 5.6.2 Glued laminated products with preservative treatment . 35

34、5.7 Resistance to fire 35 5.8 Reaction to fire 36 5.9 Formaldehyde emission . 37 5.10 Release/content of other dangerous substances . 37 5.11 Deviation in sizes 37 5.11.1 Maximum deviations 37 5.11.2 Corrected sizes and moisture deformation factor 39 6 Evaluation of conformity 40 6.1 General . 40 6.

35、2 Initial Type Testing . 40 6.2.1 General . 40 6.2.2 Test samples, testing and compliance criteria 41 6.2.3 Test reports . 46 6.3 Factory production control (FPC) . 46 BS EN 14080:2013EN 14080:2013 (E) 3 6.3.1 General . 46 6.3.2 Requirements . 47 6.3.3 Product specific requirements . 52 6.4 Initial

36、inspection of factory and of FPC . 53 6.5 Continuous surveillance of FPC 54 6.6 Procedure for modifications. 54 7 Marking and labelling 54 7.1 General . 54 7.2 Glued laminated products 54 7.3 Additional for glulam with large finger joints . 55 Annex A (normative) Release of Formaldehyde 56 A.1 Gener

37、al . 56 A.2 Classification . 56 A.2.1 Glued laminated timber or glued solid timber 56 A.2.2 Classification for glulam with large finger joints and block glued glulam 57 Annex B (normative) Additional test methods and requirements for adhesives . 58 B.1 General . 58 B.2 Long-term sustained load test

38、at cyclic climate conditions with specimens loaded perpendicular to the glue line for moisture curing one-component polyurethane and emulsion polymer isocyanate adhesives 58 B.2.1 General description . 58 B.2.2 Production of the specimens . 58 B.2.3 Test procedure and climate conditions 59 B.2.4 Req

39、uirements . 60 B.2.5 Report . 60 B.3 Delamination test for finger joints in laminations 60 B.3.1 Production of the specimens . 60 B.3.2 Testing 61 B.3.3 Results 61 B.3.4 Report . 61 Annex C (normative) Delamination test of glue lines . 63 C.1 Principle 63 C.2 Apparatus . 63 C.2.1 Pressure vessel . 6

40、3 C.2.2 Drying duct . 63 C.2.3 Balance . 63 C.2.4 Metal wedge and hammer . 63 C.3 Sampling and preparation of test pieces 63 C.4 Procedures . 64 C.4.1 General . 64 C.4.2 Measurement and evaluation of delamination . 64 C.4.3 Test cycle for method A 65 C.4.4 Test cycle for method B 65 C.4.5 Test cycle

41、 for method C 66 C.5 Results 66 C.5.1 General . 66 C.5.2 Total delamination . 66 C.5.3 Maximum delamination . 66 C.6 Report . 67 Annex D (normative) Shear test of glue lines 68 D.1 Principle 68 D.2 Apparatus . 68 D.2.1 Testing machine 68 D.2.2 Shearing tool 68 D.3 Test pieces for glulam and glued so

42、lid timber . 69 D.3.1 Preparation of test pieces. 69 D.3.2 Sampling of test pieces (test bars) 70 D.3.3 Marking of test pieces (test bars) 71 BS EN 14080:2013EN 14080:2013 (E) 2 Contents Page Foreword 6 1 Scope . 10 2 Normative references . 10 3 Terms and definitions 11 4 Symbols . 17 4.1 Main symbo

43、ls 17 4.2 Subscripts . 18 5 Requirements for glued laminated products . 19 5.1 Mechanical resistance of glued laminated timber . 19 5.1.1 General . 19 5.1.2 Timber 19 5.1.3 Related material properties . 19 5.1.4 Verification from classification of standardised beam lay-ups and lamination properties

44、of glued laminated timber 20 5.1.5 Verification from cross sectional layup and properties of boards and finger joints . 24 5.1.6 Verifications from full scale tests with glued laminated timber 26 5.1.7 Resawn glulam 26 5.2 Mechanical resistance of glued solid timber . 28 5.2.1 General . 28 5.2.2 Tim

45、ber 28 5.2.3 Related material properties . 28 5.2.4 Verification from classification of lamination properties of glued solid timber 28 5.2.5 Verifications from full scale tests with glued solid timber . 29 5.3 Additional requirement for mechanical resistance of glulam with large finger joints 30 5.4

46、 Additional requirement for mechanical resistance of block glued glulam . 30 5.5 Bonding strength and durability of bonding strength of glued laminated products 30 5.5.1 General . 30 5.5.2 Species 30 5.5.3 Adhesives for the production of glued laminated products 31 5.5.4 Finger joints in laminations

47、 . 33 5.5.5 Bonding of laminations 33 5.5.6 Bonding of large finger joints 35 5.5.7 Bonding of block glued glulam . 35 5.6 Durability of other characteristics against biological attack . 35 5.6.1 Glued laminated products without preservative treatment 35 5.6.2 Glued laminated products with preservat

48、ive treatment . 35 5.7 Resistance to fire 35 5.8 Reaction to fire 36 5.9 Formaldehyde emission . 37 5.10 Release/content of other dangerous substances . 37 5.11 Deviation in sizes 37 5.11.1 Maximum deviations 37 5.11.2 Corrected sizes and moisture deformation factor 39 6 Evaluation of conformity 40

49、6.1 General . 40 6.2 Initial Type Testing . 40 6.2.1 General . 40 6.2.2 Test samples, testing and compliance criteria 41 6.2.3 Test reports . 46 6.3 Factory production control (FPC) . 46 BS EN 14080:2013EN 14080:2013 (E) 3 6.3.1 General . 46 6.3.2 Requirements . 47 6.3.3 Product specific requirements . 52 6.4 Initial inspection of factory and of FPC . 53 6.5 Continuous surveillance of FPC 54 6.6 Procedure for modifications. 54 7 Marking and labelling 54 7.1 General . 54 7.2 Glued laminated products 54 7.3 Additional for glulam with large finger joints . 55 A