ISO/TR TECHNICAL REPORT 17784 First edition 2003-07-15 Rubber and plastics hoses and hose assemblies Guide for use by purchasers, assemblers, installers and operating personnel Tuyaux et flexibles en caoutchouc et en plastique - Guide technique a I'intention des acheteurs, des assembleurs, des installateurs et des utilisateurs Reference number ISO/TR 17784:2003(E) ISO @ISO2003 by IHS under lic ted without license from IHS Not for Resale ISO/TR 17784:2003(E) PDF disclaimer 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 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 the unlikely event that a problem relating to it is found, please inform the Central Secretariat at the address given below. ISO2003 All rights reserved. Unless otherwise specified, no part of this publication may be reproduced or utilized in any form or by any means, 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 2003 - All rights reserved ed without license from IHS Not for Resale ISO/TR 17784:2003(E) Contents Page Foreword .iv Introduction 1 Scope 2 Terms and definitions. 3 General considerations for hoses. 4 Rubber hoses. 5 Plastics hoses .. .23 6 Applications of rubber and plastics hoses and hose assemblies ..29 7 Couplings.... Bibliography. Copyright International Organizaion for Standardization rights reserved ili d by IHS under se with I: Not for Resale ISO/TR 17784:2003(E) Foreword IsO (the International Organization for Standardization) is a worldwide federation of national standards bodies technicalcommittees.Eachmemberbodyinterestedinasubjectforwhichatechnicalcommitteehasbeen InternationalElectrotechnicalCommission(lEC)onallmattersofelectrotechnicalstandardization. International Standards are drafted in accordance with the rules given in the ISO/lEC Directives, Part 2. 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. In exceptional circumstances, when a technical committee has collected data of a different kind from that informative in nature and does not have to be reviewed until the data it provides are considered to be no longer valid or useful. 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/TR 17784 was prepared by Technical Committee ISO/TC 45, Rubber and rubber products, Subcommittee SC 1, Hoses (rubber and plastics) in collaboration with the Nederlands Normalisatie-instituut (NEN). Its aim is to promote operating security when using hoses. Technical safety, inspection, system design and fitting of hosesareconsidered.Thismayreduceoravoidthepossibilityoferrorswhenworkingonorwithhoses onal Organization for Standardization @ISO2003-Allrightsreserved ISO/TR 17784:2003(E) Introduction IS impracticable or when a flexible connection is required for delivery purposes. Examples are suction and pressure hoses, loading and discharging hoses and connections between parts of moving and vibrating applications include places where the frequent linking of one or both ends of a pipe may present problems. Users often ask hose suppliers' advice on potential uses of hoses for the