1、BRITISH STANDARD BS EN 1748-2-2:2004 Glass in building Special basic products Part 2-2: Glass ceramics Evaluation of conformity/Product standard The European Standard EN 1748-2-2:2004 has the status of a British Standard ICS 81.040.20; 81.060.01 BS EN 1748-2-2:2004 This British Standard was publishe
2、d under the authority of the Standards Policy and Strategy Committee on 13 October 2004 BSI 13 October 2004 ISBN 0 580 44600 X National foreword This British Standard is the official English language version of EN 1748-2-2:2004. The UK participation in its preparation was entrusted by Technical Comm
3、ittee B/520, Glass and glazing in building, to Subcommittee B/520/1, Glass and glazing in building Basic and transformed glass products, which has the responsibility to: A list of organizations represented on this subcommittee can be obtained on request to its secretary. Cross-references The British
4、 Standards which implement international 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
5、. This publication does not purport 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
6、 international/European committee 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, th
7、e EN title page, pages 2 to 34, an inside back cover and a back cover. The BSI copyright notice displayed in this document indicates when the document was last issued. Amendments issued since publication Amd. No. Date CommentsEUROPEANSTANDARD NORMEEUROPENNE EUROPISCHENORM EN174822 October2004 ICS81.
8、040.20;81.060.01 Englishversion GlassinbuildingSpecialbasicproductsPart22:Glass ceramicsEvaluationofconformity/Productstandard VerredanslaconstructionProduitsdebasespciaux Partie2:VitrocramiqueEvaluationdela conformit/Normedeproduit GlasimBauwesenSpezielleBasiserzeugnisseTeil22: GlaskeramikKonformit
9、tsbewertung ThisEuropeanStandardwasapprovedbyCENon27May2004. CENmembersareboundtocomplywiththeCEN/CENELECInternalRegulationswhichstipulatetheconditionsforgivingthisEurope an Standardthestatusofanationalstandardwithoutanyalteration.Uptodatelistsandbibliographicalreferencesconcernings uchnational stan
10、dardsmaybeobtainedonapplicationtotheCentralSecretariatortoanyCENmember. ThisEuropeanStandardexistsinthreeofficialversions(English,French,German).Aversioninanyotherlanguagemadebytra nslation undertheresponsibilityofaCENmemberintoitsownlanguageandnotifiedtotheCentralSecretariathasthesamestatusast heof
11、ficial versions. CENmembersarethenationalstandardsbodiesofAustria,Belgium,Cyprus,CzechRepublic,Denmark,Estonia,Finland,France, Germany,Greece,Hungary,Iceland,Ireland,Italy,Latvia,Lithuania,Luxembourg,Malta,Netherlands,Norway,Poland,Portugal, Slovakia, Slovenia,Spain,Sweden,SwitzerlandandUnitedKingdo
12、m. EUROPEANCOMMITTEEFORSTANDARDIZATION COMITEUROPENDENORMALISATION EUROPISCHESKOMITEEFRNORMUNG ManagementCentre:ruedeStassart,36B1050Brussels 2004CEN Allrightsofexploitationinanyformandbyanymeansreserved worldwideforCENnationalMembers. Ref.No.EN174822:2004:E EN 1748-2-2:2004 (E) 2 Contents Foreword
13、. 4 1 Scope 5 2 Normative references 5 3 Definitions 6 4 Requirements. 6 4.1 Conformity with the definition of glass ceramics 6 4.2 Determination of the characteristics performances . 6 4.2.1 Characteristics of glass ceramics . 6 4.2.2 Characteristics of glass ceramics . 7 4.3 Durability 9 4.4 Chara
14、cteristics other than those listed in 4.2 9 4.5 Dangerous substances. 9 5 Evaluation of conformity 10 5.1 General . 10 5.2 Initial type testing of the product (see 5.1, 2) . 10 5.2.1 General . 10 5.2.2 Initial type testing if the product belongs to the group glass ceramics, clear or tinted 11 5.2.3
15、Initial type testing of characteristics performances. 11 5.3 Factory production control and inspection of samples in accordance with a prescribed test plan (see 5.1, 1a and b) 12 5.4 Initial inspection of factory and of factory production control (see 5.1, 1c). 13 5.5 Continuous surveillance and ass
16、essment of the factory production control (see 5.1, 1c). 13 6 Marking and/or labelling . 14 6.1 General . 14 6.2 Product marking 14 6.3 Product characteristics. 14 6.4 “Characteristics/performance identification paper” 14 Annex A (normative) Factory production control 16 A.1 Factory Production Contr
17、ol Requirements. 16 A.1.1 General . 16 A.1.2 Organisation 16 A.1.3 Control system 16 A.2 Marking. 17 A.3 Inspection and testing tables of glass ceramics production . 17 A.3.1 Information on Tables A.1 to A.3 . 17 A.3.2 Use of proxy testing 18 Annex B (informative) Provisions for voluntary involvemen
18、t of third party(ies) 24 B.1 General . 24 B.2 Voluntary tasks for third parties 24 B.3 Marking and labelling 24 Annex ZA (informative) Clauses of this European Standard addressing the provisions of EU Construction Products Directive . 25 ZA.1 Scope and relevant characteristics. 25 EN 1748-2-2:2004 (
19、E) 3 ZA.2 Procedure(s) for the attestation of conformity of glass ceramics27 ZA.2.1 System(s) of attestation of conformity 27 ZA.2.2 EC Certificate and Declaration of conformity .29 ZA.3 CE marking and labelling 31 Bibliography 34 EN 1748-2-2:2004 (E) 4 Foreword This document (EN 1748-2-2:2004) has
20、been prepared by Technical Committee CEN/TC 129 “Glass in building”, the secretariat of which is held by IBN. This European Standard shall be given the status of a national standard, either by publication of an identical text or by endorsement, at the latest by April 2005, and conflicting national s
21、tandards shall be withdrawn at the latest by July 2006. This document has been prepared under a mandate given to CEN by the European Commission and the European Free Trade Association, and supports essential requirements of EU Directive(s). For relationship with EU Directive(s), see informative Anne
22、x ZA, B, C or D, which is an integral part of this document. According to the CEN/CENELEC Internal Regulations, the national standards organizations of the following countries are bound to implement this European Standard: Austria, Belgium, Cyprus, Czech Republic, Denmark, Estonia, Finland, France,
23、Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Slovakia, Slovenia, Spain, Sweden, Switzerland and United Kingdom. No existing document is superseded. This part of the document does not stand-alone; it is a part of one d
24、ocument: EN 1748-2-1: Glass in building Special basic products Glass ceramics Part 2-1: Definitions and general physical and mechanical properties EN 1748-2-2: Glass in building Special basic products Glass ceramics Part 2-2: Evaluation of conformity/product standard This document contains other asp
25、ects of importance of trade. EN 1748-2-2:2004 (E) 5 1 Scope This document covers the evaluation of conformity and the factory production control of glass ceramics for use in buildings. Note: For glass products with electrical wiring or connections for, e.g. alarm or heating purposes, other directive
26、s, e.g. Low Voltage Directive, may apply. 2 Normative references The following referenced documents are indispensable for the application of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amend
27、ments) applies. EN 356, Glass in building - Security glazing - Testing and classification of resistance against manual attack EN 410, Glass in building - Determination of luminous and solar characteristics of glazing EN 673, Glass in building Determination of thermal transmittance (U value) Calculat
28、ion method EN 1063, Glass in building - Security glazing - Testing and classification of resistance against bullet attack ENV 1187, Test methods for external fire exposure to roofs EN 17482-1:2004, Glass in building - Special basic products - Glass ceramics - Part 2-1: Definitions and general physic
29、al and mechanical properties EN 12600, Glass in building - Pendulum test - Impact test method and classification for flat glass EN 12758, Glass in building - Glazing and airborne sound insulation Product descriptions and determination of properties prEN 13474, Glass in building - Design of glass pan
30、es EN 13501-1, Fire classification of construction products and building elements Part 1: Classification using test data from reaction to fire tests EN 13501-2, Fire classification of construction products and building elements - Part 2: Classification using data from fire resistance tests, excludin
31、g ventilation services prEN 13501-5, Fire classification of construction products and building elements - Part 5: Classification using data from fire exposure roof tests EN 13541, Glass in building - Security glazing - Testing and classification of resistance against explosion pressure EN 1748-2-2:2
32、004 (E) 6 3 Definitions For the purposes of this document, the terms and definitions given in EN 1748-2-1:2004 and the following apply. 3.1 initial type testing determination of the performance of a product (characteristic, durability), on the basis of either actual tests or other procedures (such a
33、s conventional, standardised, tabulated or general accepted values, standardised or recognised calculation methods, test reports when made available,), in accordance with this document that demonstrates compliance with this document. 3.2 test report document that covers the results of tests undertak
34、en on a representative sample of the product from production or on a prototype design of the product. 3.3 product description document that details the relevant parameters, e.g. process conditions, structure, etc., for defining a product that complies with the standard. It includes specific referenc
35、e(s) to characteristics that are modified by the production process. 3.4 significant change variation in performance beyond the permitted tolerance for the characteristic 4 Requirements 4.1 Conformity with the definition of glass ceramics Products shall conform to the definition and fulfil the requi
36、rements of glass ceramics as defined in EN 1748-2- 1. 4.2 Determination of the characteristics performances 4.2.1 Characteristics of glass ceramics Glass ceramics are made in accordance with EN 1748-2-1. The characteristics listed in Table 1, concern generally accepted values, calculated values or m
37、easured values. EN 1748-2-2:2004 (E) 7 Table 1: Necessary information on characteristics of glass ceramics Characteristic Symbol Unit Generally accepted values: - density - hardness - Youngs modulus - Poissons ratio - Characteristic bending strength - Resistance against sudden temperature changes an
38、d temperature differentials - Specific heat capacity - Coefficient of linear expansion - Thermal conductivity (for U-value) - Mean refractive index to visible radiation - Emissivity HK 0,1/20 E f g,k c n Kg/m Gpa Pa Dimensionless Pa K J/(kg.K) K -1W/(m.K) Dimensionless Dimensionless Measured values:
39、 - light transmittance - solar direct transmittance v eDimensionless Dimensionless Calculated values: - total solar energy transmittance g Dimensionless 4.2.2 Characteristics of glass ceramics If the glass ceramics manufacturer wishes to claim that any performance characteristic is independent of th
40、e production equipment used then the factory production control system shall be in accordance with this document including his specific process control conditions. 4.2.2.1 Safety in the case of fire - Resistance to fire Fire resistance shall be determined and classified in accordance with EN 13501-2
41、. Note: EN 357 may be used as a classification reference specific to fire resistant glazed elements. 4.2.2.2 Safety in the case of fire - Reaction to fire Reaction to fire shall be determined and classified in accordance with EN 13501-1. Glass ceramics products/materials do not require to be tested
42、for reaction to fire (e.g. Products/materials of Classes A1* according to Commission Decision 96/603/EC, as amended 2000/605/EC) EN 1748-2-2:2004 (E) 8 4.2.2.3 Safety in the case of fire - External fire behaviour Where the manufacturer wishes to declare external fire performance (e.g. when subject t
43、o regulatory requirements), the product shall be tested and classified in accordance with prEN 13501-5. Note: Compliance with this requirement is not possible until a version of prEN 13501-5 later than 2002 becomes available. 4.2.2.4 Safety in use - Bullet resistance: shatter properties and resistan
44、ce to attack Bullet resistance shall be determined and classified in accordance with EN 1063. 4.2.2.5 Safety in use - Explosion resistance: impact behaviour and resistance to impact Explosion resistance shall be determined and classified in accordance with EN 13541. 4.2.2.6 Safety in use - Burglar r
45、esistance: shatter properties and resistance to attack Burglar resistance shall be determined and classified in accordance with EN 356. 4.2.2.7 Safety in use - Pendulum body impact resistance: shatter properties (safe breakability) and resistance to impact Pendulum body impact resistance shall be de
46、termined and classified in accordance with EN 12600. 4.2.2.8 Safety in use - Mechanical resistance: Resistance against sudden temperature changes and temperature differentials The resistance against sudden temperature changes and temperature differentials is a generally accepted value that is given
47、in EN 1748-2-1 and shall be ensured by compliance with this document. 4.2.2.9 Safety in use - Mechanical resistance: Resistance against wind, snow, permanent load and/or imposed loads of the glass unit The mechanical resistance of glass ceramics is a characteristic value that is given in EN 1748-2-1
48、 and shall be ensured by compliance with this document. As long as on the concerned construction or building site no part of prEN 13474 is applicable then the current method available in the country of destination shall be applied. 4.2.2.10 Protection against noise - Direct airborne sound reduction The sound reduction indexes shall be determined in accordance with EN 12758. 4.2.2.11 Energy conservation and heat retention - Thermal properties The thermal transmittance value (U-value) shall be determined
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