BS ISO 727-1: BRITISHSTANDARD 2002 Fittings made from unplasticized poly(vinyl chloride) (PVC-U), chlorinated poly(vinyl chloride) (PVC-C) or acrylonitrile/butadiene/ styrene (ABS) with plain sockets for pipes under pressure - Part l: Metric series ICS 23.040.45 ESi NO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAW BSISO 727-1:2002 National foreword This British Standard reproduces verbatimISO727-1:2002 and implements it as the UK national standard. The UK participation in its preparation was entrusted by Technical Committee PRI/88,PlasticPiping SystemstoSubcommitteePRI/88/2, PressurePiping Systems,whichhastheresponsibilityto: aid enquirers tounderstand thetext; present to the responsible international/European committee any enguiries on the interpretation, or proposals for change, and keep the UK interests informed; monitor related international and European developments and promulgate them in the UK. A list of organizations represented on this subcommittee can be obtained on request to its secretary. Cross-references The British Standards which implement international publications referred to in this document may be found in theBsI Standards Catalogue under the section entitled “International Standards Correspondence Index", or by using the“Find" facility of the BSI Standards Electronic Catalogue. A British Standard does not purport to include all the necessary provisions of a contract. Users of British Standards areresponsible for their correct application. CompliancewithaBritish Standard does notofitselfconfer immunity from legalobligations. Summary of pages This document comprises afront cover, an inside front cover,pages ii and ii, a blank page, pages 1 to 6, an inside back cover and a back cover. The BSI copyright date displayed in this document indicates when the document was last issued. This British Standard, having been prepared under the direction of the Sector Policy and Strategy Committee for Amendmentsissuedsincepublication Materials and Chemicals, was published under the authority Date of the Standards Policy and Amd. No. Comments StrategyCommittee on 3July2002 @BSI3 July 2002 ISBN 058039935 4 ISO INTERNATIONAL STANDARD 727-1 First edition 2002-05-01 Fittings made from unplasticized poly(vinyl chloride) (PvC-U), chlorinated poly(vinyl chloride) (PVC-C) or acrylonitrile/butadiene/styrene (ABS) with plainsocketsforpipesunderpressure- Part 1: Metric series Raccordsenpoly(chloruredevinyle)nonplastifie(PvC-U),enpoly(chlorure de vinyle)chlore (PVC-C) ou en acrylonitrile/butadiene/styrene (ABS),a emboitementslissespourtubessouspression Partie 1: Série metrique Reference number ISO 727-1:2002(E) ISO = ISO727-1:2002(E) Foreword committees. Each member body interested in a subject for which a technical committee has been established has liaison with IsO, also take part in the work. IsO collaborates closely with the International Electrotechnical Commission(lEC)onallmattersofelectrotechnicalstandardization. International Standards are drafted in accordance with the rules given in the ISO/IEC Directives, Part 3. Draft International Standards adopted by the technical committees are circulated to the member bodies for voting Publicationasan International Standardrequires approval byat least75%of thememberbodiescastinga vote. Attention is drawn to the possibility that some of the elements of this part of isO 727 may be the subject of patent rights. IsO shall not be held responsible for identifying any or all such patent rights. valvesforthetransportoffluids, SubcommitteeSC2,Plasticspipesandfittingsforwatersupplies. Together with ISO 727-2, this first edition of ISO 727-1 cancels and replaces ISO 727:1985, which has been technically revised (PVC-U), chlorinated poly(vinyl chloride)(PVC-C) or acrylonitrile/butadiene/styrene (ABS)with plain sockets for pipes underpressure: Part 1:Metric series Part2:Inch-based series ili blank ISO 727-1:2002(E) INTERNATIONAL STANDARD Fittings made from unplasticized poly(vin