BS ISO 7267-1-2017 Rubber-covered rollers Determination of apparent hardness IRHD method《橡胶包覆的滚柱 表观硬度的测定 国际橡胶硬度标度(IRHD)法》.pdf
《BS ISO 7267-1-2017 Rubber-covered rollers Determination of apparent hardness IRHD method《橡胶包覆的滚柱 表观硬度的测定 国际橡胶硬度标度(IRHD)法》.pdf》由会员分享,可在线阅读,更多相关《BS ISO 7267-1-2017 Rubber-covered rollers Determination of apparent hardness IRHD method《橡胶包覆的滚柱 表观硬度的测定 国际橡胶硬度标度(IRHD)法》.pdf(14页珍藏版)》请在麦多课文档分享上搜索。
1、Rubber-covered rollers Determination of apparent hardnessPart 1: IRHD methodBS ISO 72671:2017BSI Standards PublicationWB11885_BSI_StandardCovs_2013_AW.indd 1 15/05/2013 15:06 ISO 2017Rubber-covered rollers Determination of apparent hardness Part 1:IRHD methodCylindres revtus de caoutchouc Dterminati
2、on de la duret apparente Partie 1: Mthode DIDCINTERNATIONALSTANDARDISO7267-1Fourth edition2017-08Reference numberISO 7267-1:2017(E)National forewordThis British Standard is the UK implementation of ISO 72671:2017. It supersedes BS ISO 72671:2008, which is withdrawn.The UK participation in its prepar
3、ation was entrusted to Technical Committee PRI/22, Testing and analysis of rubber.A list of organizations represented on this committee can be obtained on request to its secretary.This publication does not purport to include all the necessary provisions of a contract. Users are responsible for its c
4、orrect application. The British Standards Institution 2017 Published by BSI Standards Limited 2017ISBN 978 0 580 97191 4ICS 83.140.99Compliance with a British Standard cannot confer immunity from legal obligations.This British Standard was published under the authority of the Standards Policy and St
5、rategy Committee on 30 September 2017.Amendments/corrigenda issued since publicationDate Text affectedBRITISH STANDARDBS ISO 72671:2017 ISO 2017Rubber-covered rollers Determination of apparent hardness Part 1: IRHD methodCylindres revtus de caoutchouc Dtermination de la duret apparente Partie 1: Mth
6、ode DIDCINTERNATIONAL STANDARDISO7267-1Fourth edition2017-08Reference numberISO 7267-1:2017(E)BS ISO 72671:2017ISO 7267-1:2017(E)ii ISO 2017 All rights reservedCOPYRIGHT PROTECTED DOCUMENT ISO 2017, Published in SwitzerlandAll rights reserved. Unless otherwise specified, no part of this publication
7、may be reproduced or utilized otherwise in any form or by any means, electronic or mechanical, including photocopying, or posting on the internet or an intranet, without prior written permission. Permission can be requested from either ISO at the address below or ISOs member body in the country of t
8、he requester.ISO copyright officeCh. de Blandonnet 8 CP 401CH-1214 Vernier, Geneva, SwitzerlandTel. +41 22 749 01 11Fax +41 22 749 09 47copyrightiso.orgwww.iso.orgBS ISO 72671:2017ISO 7267-1:2017(E)ii ISO 2017 All rights reservedCOPYRIGHT PROTECTED DOCUMENT ISO 2017, Published in SwitzerlandAll righ
9、ts reserved. Unless otherwise specified, no part of this publication may be reproduced or utilized otherwise in any form or by any means, electronic or mechanical, including photocopying, or posting on the internet or an intranet, without prior written permission. Permission can be requested from ei
10、ther ISO at the address below or ISOs member body in the country of the requester.ISO copyright officeCh. de Blandonnet 8 CP 401CH-1214 Vernier, Geneva, SwitzerlandTel. +41 22 749 01 11Fax +41 22 749 09 47copyrightiso.orgwww.iso.orgISO 7267-1:2017(E)Foreword ivIntroduction v1 Scope . 12 Normative re
11、ferences 13 Terms and definitions . 14 Time interval between forming and finished grinding, and testing . 15 Conditioning and temperature of test 26 Apparatus . 26.1 Rollers having a radius greater than 50 mm . 26.2 Rollers having a radius of 4 mm to 50 mm . 26.3 Small rollers having a radius less t
12、han 4 mm . 37 Procedure. 38 Expression of results 49 Test report . 4Bibliography 5 ISO 2017 All rights reserved iiiContents PageBS ISO 72671:2017ISO 7267-1:2017(E)ForewordISO (the International Organization for Standardization) is a worldwide federation of national standards bodies (ISO member bodie
13、s). The work of preparing International Standards is normally carried out through ISO technical committees. Each member body interested in a subject for which a technical committee has been established has the right to be represented on that committee. International organizations, governmental and n
14、on-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.The procedures used to develop this document and those intended for its further maintenance are descr
15、ibed in the ISO/IEC Directives, Part 1. In particular the different approval criteria needed for the different types of ISO documents should be noted. This document was drafted in accordance with the editorial rules of the ISO/IEC Directives, Part 2 (see www.iso.org/directives).Attention is drawn to
16、 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. Details of any patent rights identified during the development of the document will be in the Introduction and/or on the I
17、SO list of patent declarations received (see www.iso.org/patents).Any trade name used in this document is information given for the convenience of users and does not constitute an endorsement.For an explanation on the voluntary nature of standards, the meaning of ISO specific terms and expressions r
18、elated to conformity assessment, as well as information about ISOs adherence to the World Trade Organization (WTO) principles in the Technical Barriers to Trade (TBT) see the following URL: www.iso.org/iso/foreword.html.This document was prepared by Technical Committee ISO/TC 45, Rubber and rubber p
19、roducts, Subcommittee SC 2, Testing and analysis.This fourth edition cancels and replaces the third edition (ISO 7267-1:2008), of which it constitutes a minor revision to update the normative references in Clause 2.A list of all parts in the ISO 7267 series can be found on the ISO website.iv ISO 201
20、7 All rights reservedBS ISO 72671:2017ISO 7267-1:2017(E)ForewordISO (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 technical committees.
21、 Each member body interested in a subject for which a technical committee has been 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 Interna
22、tional Electrotechnical Commission (IEC) on all matters of electrotechnical standardization.The procedures used to develop this document and those intended for its further maintenance are described in the ISO/IEC Directives, Part 1. In particular the different approval criteria needed for the differ
23、ent types of ISO documents should be noted. This document was drafted in accordance with the editorial rules of the ISO/IEC Directives, Part 2 (see www.iso.org/directives).Attention is drawn to the possibility that some of the elements of this document may be the subject of patent rights. ISO shall
24、not be held responsible for identifying any or all such patent rights. Details of any patent rights identified during the development of the document will be in the Introduction and/or on the ISO list of patent declarations received (see www.iso.org/patents).Any trade name used in this document is i
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