Glassinbuilding-Basicsoda limesilicateglassproducts
Part4:Drawnsheetglass
..makingexcellence ahabit
National foreword
ISBN 978 0 580 76531 5
ICS 81.040.20
Amendments issued since publication
Date Text affected
This British Standard is the UK implementation of EN 572-4:2012. Itsupersedes BS EN 572-4:2004 which is withdrawn.
Committee B/520/1 Basic and transformed glass products. The UK participation in its preparation was entrusted to Technical
A list of organizations represented on this mittee can beobtained on request to its secretary.
provisions of a contract. Users are responsible for its correct This publication does not purport to include allthe necessaryapplication.
@ The British Standards Institution 2012. Published by BSI Standards Limited 2012
Compliance with a British Standard cannot confer immunity fromlegal obligations.
This British Standard was published under the authority of theStandards Policy and Strategy Committee on 31 July 2012.
EN 572-4
English Version
Glass inbuilding-Basicsodalime silicateglassproducts-Part 4:Drawn sheet glass
Verre dans la construction - Produits de base: verre deslicate sodo-calcique - Partie 4: Verre etire
Glas im Bauwesen - Basiserzeugnisse aus Kalk-Natronsilicatglas - Teil 4: Gezogenes Flachglas
This European Standard was approved by CEN on 11 May 2012.
CEN members are bound to ply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this EuropeanStandard the status of a national standard without any alteration Up-to-date lists and bibliographical references conceming 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 oficial versions (Engish French Geman) A versionin any other language made by translationunder the responsibilty 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 of Austia Belgium Bulgaria Croatia Cyprus Czech Republic Denmark Estonia Finland Fmer Yugoslav Republic of Macedonia France Gemany Greece Hungary leland Ireland Ily Latvia LiuaiaLuxembourg Malta Netherlands Norway Poland Portugal Romania Slovakia Siovenia Spain Sweden Switzerland Turkey and United Kingdom.
Management Centre: Avenue Marnix 17 B-1000 Brussels
Contents
Foreword. .31 Scope.... .42 Terms and definitions . Normative references3 4 Dimensional requirements. .6 .44.1 General... Thickness. ..64.1.1 4.1.2 Tolerances. ..6 .64.2 Length width and squareness.5 5.1 Qualityrequirements. General.. .75.2.1 5.2 Methods of observation and measurement. Optical faults of drawn sheet glass .7 .75.2.2 5.3 Acceptance levels. Visual faults.. ..8 .76 Designation . .9Bibliography 10
Foreword
This document (EN 572-4:2012) has been prepared by Technical Committee CEN/TC 129 *Glass in building".the secretariat of which is held by NBN.
This European Standard shall be given the status of a national standard either by publication of an identicaltext or by endorsement at the latest by January 2013 and conflicting national standards shall be withdrawn atthe latest by January 2013.
rights. CEN [and/or CENELEC] shall not be held responsible for identifying any or all such patent rights. Attention is drawn to the possibility that some of the elements of this document may be the subject of patent
This document supersedes EN 572-4:2004.
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This edition is a revision of EN 572-4:2004. The main change in this edition is a new method of determinationof squareness.
This European Standard *Glass in building - Basic sodla lime siicate glass products* consists of the followingparts:
- Par 1: Definitions and general physical and mechanical properties;--Part 2: Float glass;- Part 3: Polished wired glass;-Part 4: Drawn sheet glass;Part 5: Patterned glass;-Part 6: Wired patterned glass; Part 7: Wired or unwired channel shaped glass;- Part 8: Supplied and final cut sizes;Part 9: Evaluation of conformity/Product standard.
According to the CEN/CENELEC Internal Regulations the national standards organisations of the following countries are bound to implement this European Standard: Austria Belgium Bulgaria Croatia Cyprus CzechHungary Iceland Ireland Italy Latvia Lithuania Luxembourg Malta Netherlands Norway Poland Portugal Republic Denmark Estonia Finland Former Yugoslav Republic of Macedonia France Germany Greece Romania Slovakia Slovenia Spain Sweden Switzerland Turkey and the United Kingdom.
