PD CEN IS0/TS 22391-7:2018 Bsl Standards Publication Plastics piping systems for hot and cold water installations - Polyethylene of raised temperature resistance (PE-RT) Part 7: Guidance for the assessment of conformity bsi. PDCENIS0/TS22391-7:2018 PUBLISHEDDOCUMENT Nationalforeword ThisPublishedDocument istheUKimplementationof CENISO/TS 22391-7:2018.It is identicaltoIS0/TS22391-7:2018.ItsupersedesDD CENIS0/TS22391-7:2011, which iswithdrawn. TheUKparticipationinitspreparationwas entrustedtoTechnical CommitteePRI/88/2,Plasticspipingforpressureapplications. Alistof organizationsrepresentedonthis committeecanbe obtained on request to its secretary. This publication does not purport to include all the necessary provisions ofa contract. Users are responsible for its correct application. @The British Standards Institution2019 Published by BSI Standards Limited 2019 ISBN9780580959806 ICS23.040.01; 93.025; 91.140.60 Compliancewith a British Standard cannot confer immunity from legal obligations. This Published Document was published under the authority of the Standards Policy and Strategy Committee on 31 January 2019. Amendments/corrigendaissuedsincepublication Date Textaffected PDCENIS0/TS22391-7:2018 CEN IS0/TS 22391-7 TECHNICALSPECIFICATION SPECIFICATION TECHNIQUE TECHNISCHE SPEZIFIKATION December 2018 ICS23.040.01;91.140.60; 93.025 Supersedes CENIS0/TS22391-7:2011 EnglishVersion Plastics piping systems for hot and cold water installations Polyethylene of raised temperature resistance (PE-RT) Part 7: Guidance for the assessment of conformity (IsO/TS 22391-7:2018) Systemes de canalisations en plastique pour les Kunststoff-Rohrleitungssysteme fir die Warm- und installations d'eau chaude et froide - Polyethylene de Kaltwasserinstallation - Polyethylen erhohter meilleure résistance a la température (PE-RT) -Partie Temperaturbestandigkeit (PE-RT) - Teil 7: 7: Guide pour I'évaluation de la conformite (ISO/TS Empfehlungen fur die Beurteilung der Konformitat 22391-7:2018) (IS0/TS 22391-7:2018) This Technical Specification (CEN/TS) was approved by CEN on 26 October 2018 for provisional application The period of validity of this CEN/TS is limited initially to three years. After two years the members of CEN will be requested to submit theircomments,particularly on the question whether the CEN/TS can be converted into a European Standard CEN members are required to announce the existence of this CEN/TS in the same way as for an EN and to make the CEN/TS available promptly at national level in an appropriate form. It is permissible to keep conflicting national standards in force (in parallel to the CEN/TS) until the final decision about the possible conversion of the CEN/TS into an EN is reached. 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, Serbia, Slovakia,Slovenia, Spain, Sweden, Switzerland, Turkey and United Kingdom. cen EUROPEAN COMMITTEE FOR STANDARDIZATION COMITEEUROPEENDENORMALISATION EUROPAISCHES KOMITEEFUR NORMUNG CEN-CENELEC Management Centre: Rue de la Science 23, B-1040 Brussels @2018CEN All rights of exploitation in any form and by any means reserved Ref.No. CEN ISO/TS 22391-7:2018 E worldwide for CEN national Members.