1、ICS 81.040.20Glass in building Special basic productsBorosilicate glassesPart 1-2: Evaluation of conformity (product standard)English version of DIN EN 1748-1-2Glas im Bauwesen Spezielle Basiserzeugnisse Borosilicatglser Teil 1-2: Konformittsbewertung/ProduktnormA comma is used as the decimal marker
2、.National forewordThis standard has been prepared by CEN/TC 129 Glass in building (Secretariat: Belgium).The responsible German body involved in its preparation was the Normenausschuss Bauwesen (Building andCivil Engineering Standards Committee), Technical Committee 09.29.00 Flachglas-Produkte.It sh
3、ould be noted that, in Germany, CE conformity marking of construction products will be permitted oncethis standard has been listed in the Bundesanzeiger (German Federal Law Gazette).1)DEUTSCHE NORM January 2005DIN EN 1748-1-2 No part of this standard may be reproduced without the prior permission of
4、DIN Deutsches Institut fr Normung e.V., Berlin. Beuth Verlag GmbH, 10772 Berlin, Germany,has the exclusive right of sale for German Standards (DIN-Normen).English price group 12www.din.dewww.beuth.de9618853Continued overleaf.Document comprises 31 pages.04.05G4G15G67G94G59G51) Not as early as in July
5、 2005. See relevant EC Official Gazette for start of validity.English versionICS 81.040.20Glass in building Special basic productsBorosilicate glassesPart 1-2: Evaluation of conformity (product standard) 2004. CEN All rights of exploitation in any form and by any meansreserved worldwide for CEN nati
6、onal members.Ref. No. EN 1748-1-2 : 2004 EGlas im Bauwesen Spezielle Basis-erzeugnisse Borosilicatglser Teil 1-2: Konformittsbewertung/ProduktnormThis European Standard was approved by CEN on 2004-05-27.CEN members are bound to comply with the CEN/CENELEC Internal Regulationswhich stipulate the cond
7、itions for giving this European Standard the status of anational standard without any alteration.Up-to-date lists and bibliographical references concerning such national stand-ards may be obtained on application to the Management Centre or to anyCEN member.The European Standards exist in three offic
8、ial versions (English, French, German).A version in any other language made by translation under the responsibility of aCEN member into its own language and notified to the Management Centre hasthe same status as the official versions.CEN members are the national standards bodies of Austria, Belgium
9、, Cyprus, theCzech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary,Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, the Netherlands,Norway, Poland, Portugal, Slovakia, Slovenia, Spain, Sweden, Switzerland, andthe United Kingdom.EN 1748-1-2October 2004Management Ce
10、ntre: rue de Stassart 36, B-1050 BrusselsEuropean Committee for StandardizationComit Europen de NormalisationEuropisches Komitee fr NormungVerre dans la construction Produitsde base spciaux Verres borosili-cates Partie 1-2: valuation de laconformit (norme de produit)Page 2EN 1748-1-2 : 2004344555556
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