ISO INTERNATIONAL STANDARD 14624-4 First edition 2003-06-01 Space systems Safety and compatibility of materials - Part 4: Determination of upward flammability of materials in pressurized gaseous oxygen or oxygen-enriched environments Systemes spatiaux- Sécurite et compatibilite des matériaux Partie 4: Determination de I'inflammabilite verticale des materiaux dans des environnements d'oxygene gazeux pressurisé ou enrichis en oxygene Reference number ISO 14624-4:2003(E) ISO @ ISO 2003 THS unde Not for Resale ISO 14624-4:2003(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 memberbody in the country of the requester. ISO copyright office Case postale 56.CH-1211Geneva 20 Tel. + 4122 749 01 11 Fax + 41 22 749 09 47 E-mail [email protected] Web www.iso.org Published in Switzerland Copyihtinteratinal organization for Standardization @ ISO 2003 - All rights reserved itted without license from IHS Not for Resale ISO 14624-4:2003(E) Contents Page Foreword. iv Introduction 1 Scope. 2 Conformance. 3 Terms and definitions 4 Principle 5 Reagents.. 6 Test system 7 Test specimens. 8 Procedure... 9 Accuracy.. 10 Test report.. 11 Good laboratory practice Annex A (informative) Competency and accreditation of test facilities , Bibliography .. ii from IHS Not for Resale ISO14624-4:2003(E) Foreword IsO (the International Organization for Standardization) is a worldwide federation of national standards bodies technicalcommittees.Eachmemberbodyinterestedinasubjectforwhichatechnicalcommitteehasbeen 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. 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 14624-4 was prepared by Technical Committee ISO/TC 20, Aircraft and space vehicles, Subcommittee Sc 14, Space systems and operations. IsO 14624 consists of the following parts, under the general title Space systems - Safety and compatibility of materials Part 1:Determinationofupwardflammability of materials Part 2: Determination of flammability of electrical-wire insulation and accessory materials Part 3: Determination of offgassed products from materials and assembled articles enriched environments Part 5: Determination of reactivity of materials with aerospace propellants Part 6: Determination of reactivity of processing materials with aerospace fluids -Part 7:Determination of permeability of materials to aerospace fluids @ ISO 2003 - All rights reserved on for Standardizatior ISO 14624-4:2003(E) Introduction Throughout this part of isO 14624, the minimum essential criteria are identified by the use of the impera