BS-ISO-14635-3-2005.pdf
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1、BRITISH STANDARD BS ISO 14635-3:2005 Gears FZG test procedures Part 3: FZG test method A/2, 8/50 for relative scuffing load-carrying capacity and wear characteristics of semifluid gear greases ICS 21.200 ? Licensed Copy: sheffieldun sheffieldun, na, Sun Nov 26 06:43:11 GMT+00:00 2006, Uncontrolled C
2、opy, (c) BSI BS ISO 14635-3:2005 This British Standard was published under the authority of the Standards Policy and Strategy Committee on 17 January 2006 BSI 17 January 2006 ISBN 0 580 47026 1 National foreword This British Standard reproduces verbatim ISO 14635-3:2005 and implements it as the UK n
3、ational standard. The UK participation in its preparation was entrusted to Technical Committee MCE/5, Gears, which has the responsibility to: A list of organizations represented on this committee can be obtained on request to its secretary. Cross-references The British Standards which implement inte
4、rnational publications referred to in this document may be found in the BSI Catalogue under the section entitled “International Standards Correspondence Index”, or by using the “Search” facility of the BSI Electronic Catalogue or of British Standards Online. This publication does not purport to incl
5、ude all the necessary provisions of a contract. Users are responsible for its correct application. Compliance with a British Standard does not of itself confer immunity from legal obligations. aid enquirers to understand the text; present to the responsible international/European committee any enqui
6、ries on the interpretation, or proposals for change, and keep UK interests informed; monitor related international and European developments and promulgate them in the UK. Summary of pages This document comprises a front cover, an inside front cover, the ISO title page, pages ii to v, a blank page,
7、pages 1 to 19 and a back cover. The BSI copyright notice displayed in this document indicates when the document was last issued. Amendments issued since publication Amd. No. DateComments Licensed Copy: sheffieldun sheffieldun, na, Sun Nov 26 06:43:11 GMT+00:00 2006, Uncontrolled Copy, (c) BSI Refere
8、nce number ISO 14635-3:2005(E) INTERNATIONAL STANDARD ISO 14635-3 First edition 2005-09-15 Gears FZG test procedures Part 3: FZG test method A/2,8/50 for relative scuffing load-carrying capacity and wear characteristics of semifluid gear greases Engrenages Mthodes dessai FZG Partie 3: Mthode FZG A/2
9、,8/50 pour valuer la capacit de charge au grippage et les caractristiques dusure des graisses dengrenages semi-fluides BS ISO 14635-3:2005 Licensed Copy: sheffieldun sheffieldun, na, Sun Nov 26 06:43:11 GMT+00:00 2006, Uncontrolled Copy, (c) BSI ii Licensed Copy: sheffieldun sheffieldun, na, Sun Nov
10、 26 06:43:11 GMT+00:00 2006, Uncontrolled Copy, (c) BSI iii Contents Page Foreword iv Introduction v 1 Scope . 1 2 Normative references. 1 3 Terms and definitions. 2 4 Brief description of method. 4 4.1 General. 4 4.2 Precision 4 5 Test materials 4 5.1 Test gears 4 5.2 Cleaning fluid 4 6 Apparatus 6
11、 6.1 FZG spur gear test rig 6 6.2 Heating device. 7 6.3 Revolution counter. 7 6.4 Weight measurement 7 7 Preparation of apparatus . 8 8 Test procedure 9 9 Reporting of results 10 Annex A (informative) Test report 12 Annex B (informative) Additional test procedure for the investigation of extended we
12、ar characteristics of the lubricant . 13 Annex C (informative) Checklist for maintenance of FZG gear test rig 14 Bibliography. 19 BS ISO 14635-3:2005 Licensed Copy: sheffieldun sheffieldun, na, Sun Nov 26 06:43:11 GMT+00:00 2006, Uncontrolled Copy, (c) BSI iv Foreword ISO (the International Organiza
13、tion 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. Each member body interested in a subject for which a technical committee has been established
14、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 International Electrotechnical Commission (IEC) on all matters of electrotechnical standardization. In
15、ternational Standards are drafted in accordance with the rules given in the ISO/IEC 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. Publi
16、cation 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 r
17、ights. ISO 14635-3 was prepared by Technical Committee ISO/TC 60, Gears, Subcommittee SC 2, Gear capacity calculation. ISO 14635 consists of the following parts, under the general title Gears FZG test procedures: Part 1: FZG test method A/8,3/90 for relative scuffing load-carrying capacity of oils P
18、art 2: FZG step load test A10/16, 6R/120 for relative scuffing load-carrying capacity of high EP oils Part 3: FZG test method A/2,8/50 for relative scuffing load-carrying capacity and wear characteristics of semifluid gear greases BS ISO 14635-3:2005 Licensed Copy: sheffieldun sheffieldun, na, Sun N
19、ov 26 06:43:11 GMT+00:00 2006, Uncontrolled Copy, (c) BSI v Introduction The types of gear failure which can be influenced by the lubricant are scuffing, low-speed wear and the gear fatigue phenomena known as micropitting and pitting. In the gear design process, these types of gear damage are taken
20、into consideration by the use of specific lubricant and service-related characteristic values. In order to provide a reasonable estimate of performance in service, adequate lubricant test procedures are required. The FZG test procedures described in ISO 14635-1, ISO 14635-2 and ISO 14635-3 can be re
21、garded as tools for the determination of relative scuffing performance of lubricants. Characteristic values can be introduced into the load-carrying capacity calculation of gears. ISO 14635-1 FZG test method, A/8,3/90 for relative scuffing load-carrying capacity of oils, is useful for the majority o
22、f applications in industrial and marine gears. ISO 14635-2, FZG step load test A10/16, 6R/120, is related to the relative scuffing load-carrying capacity of high EP oils as used, e.g. for the lubrication of automotive driveline components such as manual transmissions. ISO 14635-3 FZG test method A/2
23、,8/50 describes a test procedure for the determination of the relative scuffing load-carrying capacity and wear characteristics of semi-fluid greases used for enclosed gear drives. Other FZG test procedures for the determination of low-speed wear, micropitting and pitting load capacity of gears are
24、currently being considered for standardization. They could be added later to ISO 14635 as further parts. It has been assumed by the compilers of this test method that anyone using the method will either be fully trained and familiar with all normal engineering and laboratory practice, or will be und
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