ISO INTERNATIONAL STANDARD 16138 First edition 2006-03-15 Industrial valves Diaphragm valves of thermoplastics materials Robinetterie industrielleRobinets a membrane en materiaux thermoplastiques Reference number ISO 16138:2006(E) @ ISO 2006 ISO 16138:2006(E) PDFdisclaimer This PDF file may contain embedded typefaces. In accordance with Adobe's licensing policy, this file may be printed or viewed but shall not be edited unless the typefaces which are embedded are licensed to and installed on the computer performing the editing. In downloading this file, parties accept therein the responsibility of not infringing Adobe's licensing policy. The Iso Central Secretariat accepts no liability in this area. Adobe is a trademark of Adobe Systems Incorporated. Details of the software products used to create this PDF file can be found in the General Info relative to the file; the PDF-creation parameters were optimized for printing. Every care has been taken to ensure that the file is suitable for use by IsO member bodies. In ?ISO2006 All rights reserved. Unless otherwise specified, no part of this publication may be reproduced or utilized in any form or by any means, electronic or mechanical, including photocopying and microfilm, without permission in writing from either isO at the address below or IsO's member body in the country of the requester. ISO copyright office Case postale 56 . CH-1211 Geneva 20 Tel. + 41 22 749 01 11 Fax + 41 22 749 09 47 E-mail [email protected] Web www.iso.org Published in Switzerland @ ISO 2006 - All rights reserved ISO16138:2006(E) Contents Page Foreword. 1 Scope 2 Normativereferences 3 Terms and definitions. 4 Reguirements 4.1 Design 4.2 Materials 4.3 Pressure/temperaturerating.. 4.4 Dimensions... 4.5 Operation. 4.6 Functional characteristics 4.7 Manufacture.. 4.8 Other requirements 5 Test procedures .... 5.1 Documentation of test results.. 5.2 Initial type tests... 6 Declaration of compliance.. 0 7 Designation.. 11 8 Marking and preparation for storage and transportation. 8.1 Markinganddocumentation 11 8.2 Preparation for storage and transportation 12 Annex A (informative) Procurement information 13 Bibliography 14 "ghts reserved ili ISO 16138:2006(E) Foreword Iso (the International Organization for Standardization) is a worldwide federation of national standards bodies (isO member bodies). The work of preparing International Standards is normally carried out through sO established has the right to be represented on that committee. International organizations, governmental and non-governmental, in liaison with isO, also take part in the work. iso collaborates closely with the International Electrotechnical Commission (IEC) on all matters of electrotechnical standardization. International Standards are drafted in accordance with the rules given in the ISO/lEC Directives, Part 2. The main task of technical committees is to prepare International Standards. Draft International Standards adopted by the technical committees are circulated to the member bodies for voting. Publication as an International Standard requires approval by at least 75 % of the member bodies casting a vote. Attention is drawn to the possibility that some of the elements of this document may be the subject of patent rights. IsO shall not be held responsible for identifying any or all such patent rights. ISO 16138 was prepared by the European Committee for Standardization (CEN) Technical Committee CEN/TC 69, Industrial valves, in collaboration with ISO/TC 138, Plastics pipes, fittings and valves for the transportoffluids,SubcommitteeSc7,Valvesandauxiliaryequipmentofplasticsmaterials,inaccordance @ ISo 2006 - All rights reserved INTERNATIONAL STANDARD ISO 16138:2006(E) Industrial valves Diaphragm valves of thermoplastics materials 1 Scope This International Standard specifies requirements for the design, functional characteristics and manufacture ofdiaphragmvalvesmadeofthermoplasticsmaterialsintendedforisolatingandcontrol service,their c