BS ISO 3547-4-2017 Plain bearings Wrapped bushes Materials《滑动轴承 卷制轴套 材料》.pdf

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1、BS ISO 3547-4:2017Plain bearings WrappedbushesPart 4: MaterialsBSI Standards PublicationWB11885_BSI_StandardCovs_2013_AW.indd 1 15/05/2013 15:06BS ISO 3547-4:2017 BRITISH STANDARDNational forewordThis British Standard is the UK implementation of ISO 3547-4:2017. It supersedes BS ISO 3547-4:2006 whic

2、h is withdrawn.The UK participation in its preparation was entrusted to Technical Committee MCE/12, Plain bearings.A list of organizations represented on this committee can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

3、. Users are responsible for its correct application. The British Standards Institution 2017.Published by BSI Standards Limited 2017ISBN 978 0 580 94007 1 ICS 21.100.10 Compliance with a British Standard cannot confer immunity from legal obligations.This British Standard was published under the autho

4、rity of the Standards Policy and Strategy Committee on 31 March 2017.Amendments/corrigenda issued since publicationDate T e x t a f f e c t e dBS ISO 3547-4:2017 ISO 2017Plain bearings Wrapped bushes Part 4: MaterialsPaliers lisses Bagues roules Partie 4: MatriauxINTERNATIONAL STANDARDISO3547-4Third

5、 edition2017-02Reference numberISO 3547-4:2017(E)BS ISO 3547-4:2017ISO 3547-4:2017(E)ii ISO 2017 All rights reservedCOPYRIGHT PROTECTED DOCUMENT ISO 2017, Published in SwitzerlandAll rights reserved. Unless otherwise specified, no part of this publication may be reproduced or utilized otherwise in a

6、ny 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 the requester.ISO copyright officeCh. de Blan

7、donnet 8 CP 401CH-1214 Vernier, Geneva, SwitzerlandTel. +41 22 749 01 11Fax +41 22 749 09 47copyrightiso.orgwww.iso.orgBS ISO 3547-4:2017ISO 3547-4:2017(E)Foreword iv1 Scope . 12 Normative references 13 Terms and definitions . 14 Requirements 14.1 Chemical analysis 14.2 Hardness values . 2Bibliograp

8、hy 5 ISO 2017 All rights reserved iiiContents PageBS ISO 3547-4:2017ISO 3547-4:2017(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 thr

9、ough 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 non-governmental, in liaison with ISO, also take part in the work. ISO collabo

10、rates 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 described in the ISO/IEC Directives, Part 1. In particular the different approval

11、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 the possibility that some of the elements of this document may be the sub

12、ject 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 ISO list of patent declarations received (see www .iso .org/ patents).Any t

13、rade name used in this document is information given for the convenience of users and does not constitute an endorsement.For an explanation on the meaning of ISO specific terms and expressions related to conformity assessment, as well as information about ISOs adherence to the WTO principles in the

14、Technical Barriers to Trade (TBT) see the following URL: www .iso .org/ iso/ foreword .html.This document was prepared by Technical Committee ISO/TC 123, Plain bearings, Subcommittee SC 3, Dimensions, tolerances and construction details.This third edition cancels and replaces the second edition (ISO

15、 3547-4:2006), which has been technically revised.A list of all the parts in the ISO 3547 series can be found on the ISO website.iv ISO 2017 All rights reservedBS ISO 3547-4:2017INTERNATIONAL STANDARD ISO 3547-4:2017(E)Plain bearings Wrapped bushes Part 4: Materials1 ScopeThis document gives specifi

16、cations for solid and multi-layer bearing materials, such as those used for wrapped bushes in accordance with the other parts of ISO 3547.2 Normative referencesThe following documents are referred to in the text in such a way that some or all of their content constitutes requirements of this documen

17、t. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies.ISO 3547-1:1), Plain bearings Wrapped bushes Part 1: DimensionsISO 4378-1, Plain bearings Terms, definitions, classification and symbols P

18、art 1: Design, bearing materials and their propertiesISO 4378-4, Plain bearings Terms, definitions, classification and symbols Part 4: Basic symbolsISO 4382-2, Plain bearings Copper alloys Part 2: Wrought copper alloys for solid plain bearingsISO 4383, Plain bearings Multilayer materials for thin-wa

19、lled plain bearingsISO 4384-1, Plain bearings Hardness testing of bearing metals Part 1: Multilayer bearings materialsISO 4384-2, Plain bearings Hardness testing of bearing metals Part 2: Solid materials3 Terms and definitionsFor the purposes of this document, the terms and definitions given in ISO

20、4378-1 and ISO 4378-4 apply.ISO and IEC maintain terminological databases for use in standardization at the following addresses: ISO Online browsing platform: available at h t t p :/ www .iso .org/ obp IEC Electropedia: available at h t t p :/ www .electropedia .org/ 4 Requirements4.1 Chemical analy

21、sisChemical analysis shall be definitive for the acceptance of the bearing metals. Arbitrary analyses or random sampling operations shall be performed in accordance with recognized methods and agreed between the supplier and user.1) Under preparation. Stage at the time of publication: ISO/DIS 3547-1

22、:2016. ISO 2017 All rights reserved 1BS ISO 3547-4:2017ISO 3547-4:2017(E)4.2 Hardness valuesThe hardness values indicated in Tables 1 and 2 are typical for each of the materials concerned. In practice, composition and processing variables can result in significant variations in hardness. Hardness sp

23、ecifications shall be agreed between the supplier and user.Table 1 Solid materialsKey DesignationaHardnessb(guide values) HB 2,5/62,5/10Notes related to applicationWall thickness tolerance seriescZ1 Steel (hardened) Suitable for secondary applications with lightly loaded sliding characteristics.AY1C

24、uSn8P120 Very high load capacity, good antifrictional property, e.g. for vehicles, transmissions, con-veyor systems and agricultural machinery.A, C, WY2 150W1CuZn31Si110 High load capacity, good antifrictional properties, e.g. for textile machinery, motor vehicles and agricultural machinery and lift

25、s.W2 140aSteel composition shall be agreed between the supplier and user. It will normally have a carbon content of less than 0,25 %; composition of bearing material in accordance with ISO 4382-2.bHardness testing in accordance with ISO 4384-2.cIn accordance with ISO 3547-1:, Tables 5 and 6.2 ISO 20

26、17 All rights reservedBS ISO 3547-4:2017ISO 3547-4:2017(E)Table 2 Multi-layer materialsKeyDesignationaHardnessb(guide values)Notes related to applicationdBacking materialBearing materialBacking materialcBearing materialT2 Steel SnSb8Cu4 130 17 HV to 24 HVVery good emergency running characteristics,

27、fair load capac-ity, e.g. for pumps, compressors, automatic transmissions, start-ers and camshafts.A, C, WS1 Steel CuPb24Sn (cast) 125 55 HB to 80 HB High load capacity, with hard-ened shafts being necessary as a rule, e.g. for automatic trans-missions, steering assemblies, camshafts and pumps.S2 St

28、eel CuPb24Sn (sinter) 125 40 HB to 60 HBS3 Steel CuPb24Sn4 (cast) 125 60 HB to 90 HB As for the material with keys S1 and S2; more suitable for the embossing of grooves. Very high load capacity, with hardened shafts being necessary as a rule, e.g. for gudgeon pins and rocker arm bearings, transmissi

29、on shafts, steering assemblies and pumps. Available with greater Brinell hardness for special applications.S4 Steel CuPb24Sn4 (sinter) 125 45 HB to 90 HBS5 Steel CuPb10Sn10 (cast) 125 70 HB to 130 HBS6 Steel CuPb10Sn10 (sinter) 125 60 HB to 90 HBS7 Steel CuSn6P 125100 HV to 160 HVHigh load capacity,

30、 e.g. for small end bushes of connecting rod and for joint parts which are vibrated.R1 Steel AlSn6Cu 170 35 HB to 45 HBHigh load capacity, with hard-ened shafts being necessary as a rule, e.g. for transmissions and hydraulic pumps.R2 Steel AlSn20Cu 170 30 HB to 40 HBGood emergency running char-acter

31、istics, fair load capacity, e.g. for refrigeration plant, compressors and pumps.A, C, WR3 Steel AlSn12SiCu 170 40 HB to 60 HBHigh load capacity, good seizure resistance, e.g. for transmissions camshafts and hydraulic pumps.R4 Steel AlZn5 185 HB 60 HB to 100 HB Higher load capacity.P1 SteelWith porou

32、s sin-tered bronze, filler and surface coating (running-in coat-ing) of PTFE with additives.140Low friction; for vehicle suspen-sion struts, gear levers, pivot bearings, pumps and lifting magnets; operating range from 200 C to + 280 C, but not suitable for machining in the bearing bore; suitable for

33、 use as a dry bearing material.BB1 Bronze 100P2 SteelWith porous sin-tered bronze coated with thermoplastic.140High load capacity, greased on assembly, e.g. for cranes, hoists, lifts, packaging machinery and agricultural machinery, some temperature limitation.eD, EB2 Bronze 100 ISO 2017 All rights r

34、eserved 3BS ISO 3547-4:2017ISO 3547-4:2017(E)KeyDesignationaHardnessb(guide values)Notes related to applicationdBacking materialBearing materialBacking materialcBearing materialD1 SteelWith directly bond-ed polymer bearing lining, e.g. PTFE.140For specific applications where special properties are r

35、equired, e.g. limited space, corrosion resistance.BD2Stainless steel140D3 Bronze 100D4Alumini-um alloy60The materials S1 to S6 and R1 may be supplied with an additional running-in coating, for series A and W only, by agreement with the supplier.aSteel composition shall be agreed between the supplier

36、 and user. It will normally have a carbon con-tent of less than 0,25 %; composition of bearing material in accordance with ISO 4383.bHardness testing in accordance with ISO 4384-1.cHardness for steel and stainless steel HB1/30/10.Hardness for bronze and aluminium alloy HB1/5/30.dWall thickness limit

37、 deviation series (in accordance with ISO 3547-1:, Tables 5 and 6).eTemperature limitation for continuous duty depends on the type of thermoplastic, e.g. POM: 90 C; PVDF: 110 C; PEEK: 250 C.Table 2 (continued)4 ISO 2017 All rights reservedBS ISO 3547-4:2017ISO 3547-4:2017(E)Bibliography1 ISO 683-3,

38、Heat-treatable steels, alloy steels and free-cutting steels Part 3: Case-hardening steels2 ISO 3547-2, Plain bearings Wrapped bushes Part 2: Test data for outside and inside diameters3 ISO 3547-3, Plain bearings Wrapped bushes Part 3: Lubrication holes, grooves and indentations4 ISO 6932, Cold-reduc

39、ed carbon steel strip with a maximum carbon content of 0,25 % ISO 2017 All rights reserved 5BS ISO 3547-4:2017ISO 3547-4:2017(E) ISO 2017 All rights reservedICS 21.100.10Price based on 5 pagesThis page deliberately left blankBSI is the national body responsible for preparing British Standards and ot

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