BS EN ISO 4590:2016 BSI Standards Publication Rigid cellular plastics - Determination of the volume percentage of open cells and of closed cells (IS0 4590:2016) bsi. BS EN ISO 4590:2016 BRITISH STANDARD National foreword This British Standard is the UK implementation of EN ISO 4590:2016. It supersedes BS EN ISO 4590:2003 which is withdrawn. The UK participation in its preparation was entrusted to Technical Committee PRI/72, Rigid cellular materials. 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 British Standards Institution 2016. Published by BSI Standards Limited 2016 ISBN 978 0580770753 ICS 83.100 Compliance with a British Standard cannot confer immunity from legal obligations. This British Standard was published under the authority of the Amendments/corrigenda issued since publication Date Text affected EN IS0 4590 EUROPEANSTANDARD NORME EUROPEENNE EUROPAISCHE NORM August 2016 ICS 83.100 Supersedes EN IS0 4590:2003 English Version Rigid cellular plastics - Determination of the volume percentage of open cells and of closed cells (Iso 4590:2016) Plastiques alvéolaires rigides - Détermination du Harte Schaumstoffe - Bestimmung des Volumenanteils pourcentage volumique de cellules ouvertes et de offener und geschlossener Zellen (IS0 4590:2016) cellules fermées (IS0 4590:2016) This European Standard was approved by CEN on 1 July 2016. CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this European Standardthestatus ofa nationalstandard withoutanyalteration.Up-to-datelistsand bibliographicalreferences 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 official versions (English, French, German). A version in any other language made by Centrehasthesamestatusastheofficialversions. 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, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and United Kingdom. cen EUROPEAN COMMITTEE FOR STANDARDIZATION COMITE EUROPEENDENORMALISATION EUROPAISCHESKOMITEEFURNORMUNG CEN-CENELEC Management Centre: Avenue Marnix 17, B-1000 Brussels @2016CEN All rights of exploitation in any form and by any means reserved Ref.No.ENIS04590:2016E worldwide for CEN national Members.