BS EN 492-2012 Fibre-cement slates and fittings Product specification and test methods《纤维水泥板和配件 产品规范和试验方法》.pdf
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1、raising standards worldwideNO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAWBSI Standards PublicationFibre-cement slates and fittings Product specification and test methodsBS EN 492:2012Copyright European Committee for Standardization Provided by IHS under license with CENNot fo
2、r ResaleNo reproduction or networking permitted without license from IHS-,-,-National forewordThis British Standard is the UK implementation of EN 492:2012. It supersedes BS EN 492:2004, which is withdrawn.The UK participation in its preparation was entrusted by Technical Committee B/542, Roofing an
3、d cladding products for discontinuous laying, to Subcommittee B/542/4, Fibre reinforced cement sheeting for roofing.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 contrac
4、t. Users are responsible for its correct application. The British Standards Institution 2012.Published by BSI Standards Limited 2012.ISBN 978 0 580 72596 8 ICS 91.100.40Compliance with a British Standard cannot confer immunity from legal obligations.This British Standard was published under the auth
5、ority of the Standards Policy and Strategy Committee on 30 November 2012.Amendments issued since publicationAmd. No. Date Text affectedBRITISH STANDARDBS EN 492:2012Copyright European Committee for Standardization Provided by IHS under license with CENNot for ResaleNo reproduction or networking perm
6、itted without license from IHS-,-,-EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN 492 October 2012 ICS 91.100.40 Supersedes EN 492:2004English Version Fibre-cement slates and fittings - Product specification and test methods Ardoises en fibres-ciment et leurs accessoires en fibres-ciment - Spc
7、ification du produit et mthodes dessai Faserzement-Dachplatten und dazugehrige Formteile - Produktspezifikation und Prfverfahren This European Standard was approved by CEN on 4 August 2012. CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for g
8、iving 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-CENELEC Management Centre or to any CEN member. This European Standard exists in three o
9、fficial 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 same status as the official versions. CEN members are the national standards bodies
10、 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, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spai
11、n, 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 2012 CEN All rights of exploitation in any form and by any means reserved worldwide for CEN nat
12、ional Members. Ref. No. EN 492:2012: EBS EN 492:2012Copyright European Committee for Standardization Provided by IHS under license with CENNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-EN 492:2012 (E) 2 Contents Page Foreword 41 Scope 52 Normative references 53 T
13、erms and definitions .64 Symbols and abbreviations 65 Product requirements .75.1 General 75.1.1 Composition .75.1.2 Appearance and finish 85.2 Dimensions and tolerance 85.2.1 General 85.2.2 Thicknesses .85.2.3 Tolerances on nominal dimensions.85.3 Physical requirements and characteristics for fibre-
14、cement slates .95.3.1 General 95.3.2 Apparent density95.3.3 Mechanical characteristics .95.3.4 Water impermeability 95.4 Durability requirements . 105.4.1 General . 105.4.2 Freeze-thaw . 105.4.3 Heat-rain 105.4.4 Warm water 105.4.5 Soak-dry . 105.5 Fire and safety . 105.5.1 External fire performance
15、 105.5.2 Reaction to fire 105.5.3 Release of dangerous substances 105.6 Product information 106 Evaluation of conformity 116.1 General . 116.2 Initial type testing . 116.3 Factory Production Control (FPC) 126.3.1 General . 126.3.2 Acceptance tests 126.3.3 Equipment . 136.3.4 Raw materials and compon
16、ents 136.3.5 Product testing and evaluation . 136.3.6 Non-conforming products . 136.4 Inspection of a consignment of finished products . 147 Test methods . 147.1 General . 147.2 Dimensional tests . 147.2.1 Preparation of specimen 147.2.2 Apparatus 147.2.3 Procedure 147.2.4 Expression and interpretat
17、ion of results . 147.3 Tests for physical performance and characteristics 14BS EN 492:2012Copyright European Committee for Standardization Provided by IHS under license with CENNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-EN 492:2012 (E) 3 7.3.1 Apparent density
18、 . 147.3.2 Mechanical characteristics: Breaking load test . 157.3.3 Water impermeability 187.3.4 Warm water 187.3.5 Soak-dry . 197.4 Tests for climatic performance 207.4.1 Freeze-thaw 207.4.2 Heat-rain . 227.5 Test for fire performance 237.5.1 Test for external fire performance . 237.5.2 Test for re
19、action to fire . 238 Marking, labelling and packaging 31Annex A (normative) Consignment inspection sampling . 32Annex B (normative) Statistical method for determining the corresponding wet values or revised dry specifications for the bending moment when carrying out the dry method of test for qualit
20、y control purposes . 33B.1 Procedure . 33B.2 Determination of the correlation between the results of testing wet and dry specimens . 33B.3 Determination of the regression line . 34B.4 Determination of a value for wet testing from an obtained value for dry testing . 34B.5 Determination of the minimum
21、 value specified for dry testing xstdcorresponding to the minimum value specified for wet testing in this standard ystd35Annex C (informative) Examples . 37C.1 Examples of dimension h . 37C.2 Examples of fibre-cement slates installed showing lines of fixing 39Annex D (normative) Requirements of Deci
22、sion 2001/671/EC regarding the external fire performance of roof coverings expressed following the classes defined in EN 13501-5 . 40Annex ZA (informative) Clauses of this European Standard addressing the provisions of the EU Construction Products Directive . 41ZA.1 Scope and relevant characteristic
23、s . 41ZA.2 Procedure for the attestation of conformity of fibre cement slates and fittings 43ZA.2.1 Systems of attestation of conformity 43ZA.2.2 EC Declaration of conformity . 45ZA.3 CE marking . 47Bibliography 49BS EN 492:2012Copyright European Committee for Standardization Provided by IHS under l
24、icense with CENNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-EN 492:2012 (E) 4 Foreword This document (EN 492:2012) has been prepared by Technical Committee CEN/TC 128 “Roof covering products for discontinuous laying and products for wall cladding”, the secretari
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