TECHNICAL ISO/TR REPORT 15931 First edition 2004-08-15 Designation system for cast irons and pig irons Systeme de designation pour la fonte et la fonte brute Reference number ISO/TR 15931:2004(E) @ ISO 2004 ISO/TR15931:2004(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 downloading this file, parties accept therein the respons bility 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 the unlikely event that a problem relating to it is found, please inform the Central Secretariat at the address given below. ISO2004 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 ii @IsO 2004-Allrights reserved ISO/TR15931:2004(E) Foreword technical committees. Each member body interested in a subject for which a technical committee has been 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. Inexceptionalcircumstances,whenatechnicalcommitteehascollecteddataofadifferentkindfromthat informative in nature and does not have to be reviewed until the data it provides are considered to be no longer valid or useful. rights. IsO shall not be held responsible for identifying any or all such patent rights. IsO2004-Allrights reserved ISO/TR 15931:2004(E) Introduction This Technical Report does not strictly meet the criteria for such a report, but was agreed upon by the ISODirectives. given in ISO/TR 7003. For instance, it only concentrates on the primary distinguishing features required for the designation for contracts and other purposes. The ISO/TC 25 Plenary Meeting has agreed by resolution that each Subcommittee and Working Group of ISO/TC 25 shall adopt the designation system detailed in this Technical Report for the designation of the iv ISO2004-All rights reserved TECHNICAL REPORT ISO/TR15931:2004(E) Designation system for cast irons and pig irons 1 Scope The aims of this Technical Report are: to make the designation of cast irons and pig irons as simple and as understandable as possible, bearing in mind language barriers world-wide; todefinecastironandpigirondesignationsbyasimplecodeconsistingof relevantlettersandnumbers only, taking into account the guidance given in Technical Report ISO/TR 7003; manufacturer (founder) and the user; to ensure that the designation system clearly defines the materials described by standards and details all of the important attributes of mechanical properties, chemical composition and additional features that need to be described. 2 Normative references The following referenced documents are indispensable for the application of this document. For dated document (includ