BS IS0 12176-1:2017 BSl Standards Publication Plastics pipes and fittings Equipment for fusion jointing polyethylene systems Part 1: Butt fusion bsi. BSISO12176-1:2017 BRITISH STANDARD National foreword This British Standard is the UK implementation of IS0 12176-1:2017. It supersedesBSIS0 12176-1:2012,whichis withdrawn. The UK participation in its preparation was entrusted to Technical CommitteePRI/88/2,Plasticspipingforpressureapplications. A list of organizations represented on this committee can be obtained on requestto its secretary. This publication does not purport to include all the necessary provisions ofa contract.Users areresponsiblefor its correct application. @TheBritishStandardsInstitution2017 Published byBSI Standards Limited2017 ISBN 978 0580 88602 7 ICS23.040.20;23.040.45;75.200 Compliance with a British Standard cannot confer immunity from legal obligations. This British Standard was published under the authority of the StandardsPolicyandStrategyCommitteeon31August2017. Amendments/corrigendaissuedsincepublication Date Textaffected BSISO12176-1:2017 ISO INTERNATIONAL STANDARD 12176-1 Fourth edition 2017-06 Plastics pipes and fittings Equipment for fusion jointing polyethylene systems Part 1: Butt fusion Tubes et raccords en matieres plastiques-Appareillage pour Partie1:Soudageboutabout Reference number ISO 12176-1:2017(E) ISO @ISO2017