ISO INTERNATIONAL STANDARD 11054 Second edition 2006-01-15 Cutting tools Designation of high-speed steel groups Outils coupants - Désignation des groupes d'aciers rapides Reference number ISO 11054:2006(E) @ ISO 2006 ISO11054:2006(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 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. @ISO2006 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 IsO2006-All rights reserved ISO 11054:2006(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 ISO established has the right to be represented on that committee. International organizations, governmental and 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. rights. IsO shall not be held responsible for identifying any or all such patent rights. ISO 11054 was prepared by Technical Committee ISO/TC 29, Small tools. This second edition cancels and replaces the first edition (IsO 11054:1993), which has been technically revised. ISO2006-Allrightsreserved ii This page is intentionally blank INTERNATIONAL STANDARD ISO 11054:2006(E) Cutting tools Designation of high-speed steel groups Scope This International Standard specifies the designation of groups of high-speed steels used for manufacturing high-speed steel (Hss) cutting tools such as taps, drills, end mills, etc. It is not intended to specify the composition of high-speed steels, which is the subject of iSO 4957. 2 Terms and definitions For the purposes of this document, the following terms and definitions apply. 2.1 conventional high-speed steel high-speed steel produced by the traditional ingot metallurgy process 2.2 powder metallurgy high-speed steel high-speed steel produced by the powder metallurgy process 3 Designation Table 1 gives the code designation of high-speed steels used for cutting tools. descriptionofhisproducts. Table 1 - High-speed steel groups Production Designation Chemical composition class process code HSS High-speed steel containing less than 4,5 % cobalt and less than 2,6 % Conventional vanadium high-speed steels High-speed steel containing at least 4,5 % cobalt or at least 2,6 % HSS-E vanadium HSS-PM High-speed steel containing less than 4,5 % cobalt and less than 2,6 % Powder metallurgy vanadium high-speed steels High-speed steel containing at least 4,5 % cobalt or at least 2,6 % HSS-E-PM vanadium ISO2006-All rights reserved ISO 11054:2006(E) Examples EXAMPLE 1 High-sp