BS 6490-1984 Specification for shapes and dimensions (excluding thread dimensions) of plough bolt heads for earth-moving machinery《运土机械的防松螺栓头外形和尺寸(不包括螺纹尺寸)规范》.pdf

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1、BRITISH STANDARD BS6490:1984 ISO7852:1983 Specification for Shapes and dimensions (excluding thread dimensions) of ploughbolt heads for earth-moving machinery ISO title: Earth-moving machinery Plough bolt heads Shapes and dimensions (excluding thread dimensions) UDC624.132:621.877/.879:621.882.6BS64

2、90:1984 This British Standard, having been prepared under the directionof the Road Engineering Standards Committee, was published under the authority ofthe Board of BSI and comes intoeffect on 30April1984 BSI 10-1999 The following BSI references relate to the work on this standard: Committee referen

3、ceRDB/21 Draft for comment83/10110DC ISBN 0 580 13798 8 Committees responsible for this British Standard The preparation of this British Standard was entrusted by the Road Engineering Standards Committee (RDB/-) to Technical Committee RDB/21 upon which the following bodies were represented: Associat

4、ed Offices Technical Committee Construction Industry Training Board Construction Plant-hire Association Department of Trade and Industry Federation of Civil Engineering Contractors Federation of Manufacturers of Construction Equipment and Cranes Health and Safety Executive Institution of Civil Engin

5、eers Institution of Highways and Transportation Ministry of Defence National Coal Board Trades Union Congress Amendments issued since publication Amd. No. Date of issue CommentsBS6490:1984 BSI 10-1999 i Contents Page Committees responsible Inside front cover National foreword ii 1 Scope and field of

6、 application 1 2 References 1 3 Shapes and dimensions of plough bolt heads 1 Annex A Shapes and dimensions of plough bolt heads having a90countersunkangle 2 Figure 1 Shapes and dimensions of plough bolt heads 1 Figure 2 Shapes and dimensions of plough bolt heads with a90countersunkangle 2 Table 1 Di

7、mensions of plough bolt heads 1 Table 2 Dimensions of plough bolt heads with a90 countersunk angle 2 Publications referred to Inside back coverBS6490:1984 ii BSI 10-1999 National foreword This British Standard has been prepared under the direction of the Road Engineering Standards Committee and is i

8、dentical with ISO7852:1983 “Earth-moving machinery Plough bolt heads Shapes and dimensions (excluding thread dimensions)”, published by the International Organization for Standardization (ISO). ISO7852 was produced as a result of international discussion in which the UK took an active part. Terminol

9、ogy and conventions. The text of the International Standard has been approved as suitable for publication as a British Standard without deviation. Some terminology and certain conventions are not identical with those used in British Standards; attention is drawn especially to the following. The comm

10、a has been used as a decimal marker. In British Standards it is current practice to use a full point on the baseline as the decimal marker. Where the words “International Standard” appear, referring to this standard, they should be read as “British Standard”. A British Standard does not purport to i

11、nclude all the necessary provisions of a contract. Users of British Standards are responsible for their correct application. Compliance with a British Standard does not of itself confer immunity from legal obligations. Cross-references International Standard Corresponding British Standard ISO6165:19

12、78 BS5718:1979 Glossary of terms for basic types of earth-moving machinery (Identical) ISO7129:1982 BS6343:1983 Specification for principal shapes and basic dimensions for cutting edges for tractors with dozer, graders and tractor scrapers (Identical) Summary of pages This document comprises a front

13、 cover, an inside front cover, pagesi andii, pages1 and2, an inside back cover and a back cover. This standard has been updated (see copyright date) and may have had amendments incorporated. This will be indicated in the amendment table on the inside front cover.BS6490:1984 BSI 10-1999 1 1 Scope and

14、 field of application This International Standard specifies the shapes and lays down the dimensions of the heads of plough bolts (excluding thread dimensions) used for mounting of cutting edges, end bits, bucket teethetc. of earth-moving machinery as defined inISO6165 taking into consideration the i

15、nterchangeability. 2 References ISO6165, Earth-moving machinery Basic types Vocabulary. ISO7129, Earth-moving machinery Tractors with dozer, graders, tractor scrapers Cutting edges Principal shapes and basic dimensions. 3 Shapes and dimensions of plough bolt heads The shapes and dimensions of plough

16、 bolt heads shall be as in Figure 1 and Table 1. Table 1 Dimensions of plough bolt heads Figure 1 Shapes and dimensions of plough bolt heads Dimensions in millimetres Type B R Approximately D F Max. H h Approximately Nominal Tolerance Nominal Tolerance Max. Min. 1 12,7 2,0 22,2 1,1 9,4 8,3 6,7 2 15,

17、9 2,0 27,0 1,3 12,3 11,1 7,8 3 19,0 2,0 31,0 2,0 14,4 13,2 9,0 4 22,2 2,4 35,7 3,2 17,2 15,6 11,1 5 25,4 2,4 40,5 5,0 20,0 18,4 13,8 6 31,8 2,4 53,5 5,0 27,0 25,4 17,7 +0,4 0 +0,8 0 +0,4 0 +0,8 0 +0,4 0 +0,8 0 +0,8 0 +0,9 0 +0,8 0 +0,9 0 +0,8 0 +1,4 0BS6490:1984 2 BSI 10-1999 Annex A Shapes and dime

18、nsions of plough bolt heads having a 90 countersunk angle (This annex forms an integral part of the standard.) A.1 Field of application This annex is applicable to those countries using plough bolts having a90 countersunk angle. A.2 Shapes and dimensions of plough bolt heads with a90 countersunk ang

19、le The shapes and dimensions of plough bolt heads shall be as in Figure 2 and Table 2. Table 2 Dimensions of plough bolt heads with a90 countersunk angle Figure 2 Shapes and dimensions of plough bolt heads with a90 countersunk angle Dimensions in millimetres Type B R Approximately D F H h Approximat

20、ely Nominal Tolerance Nominal Tolerance Nominal Tolerance 1 12 2,0 23 0,65 1 10 0,45 6,5 2 16 2,0 28 0,65 1,5 12 0,55 7,5 3 20 2,0 35 0,80 1,5 12 0,55 9,0 4 24 2,4 42 0,80 2 18 0,65 11,0 5 36 3,0 60 1,00 3 17,5 1,70 15,0 +0,70 0 +0,70 0 +0,84 0 +0,84 0 +0,84 0BS6490:1984 BSI 10-1999 Publications ref

21、erred to Seenational foreword.BS6490:1984 ISO7852:1983 BSI 389 Chiswick High Road London W4 4AL BSIBritishStandardsInstitution BSI is the independent national body responsible for preparing BritishStandards. It presents the UK view on standards in Europe and at the international level. It is incorpo

22、rated by Royal Charter. Revisions BritishStandards are updated by amendment or revision. Users of BritishStandards should make sure that they possess the latest amendments or editions. It is the constant aim of BSI to improve the quality of our products and services. We would be grateful if anyone f

23、inding an inaccuracy or ambiguity while using this BritishStandard would inform the Secretary of the technical committee responsible, the identity of which can be found on the inside front cover. Tel:02089969000. Fax:02089967400. BSI offers members an individual updating service called PLUS which en

24、sures that subscribers automatically receive the latest editions of standards. Buying standards Orders for all BSI, international and foreign standards publications should be addressed to Customer Services. Tel:02089969001. Fax:02089967001. In response to orders for international standards, it is BS

25、I policy to supply the BSI implementation of those that have been published as BritishStandards, unless otherwise requested. Information on standards BSI provides a wide range of information on national, European and international standards through its Library and its Technical Help to Exporters Ser

26、vice. Various BSI electronic information services are also available which give details on all its products and services. Contact the Information Centre. Tel:02089967111. Fax:02089967048. Subscribing members of BSI are kept up to date with standards developments and receive substantial discounts on

27、the purchase price of standards. For details of these and other benefits contact Membership Administration. Tel:02089967002. Fax:02089967001. Copyright Copyright subsists in all BSI publications. BSI also holds the copyright, in the UK, of the publications of the international standardization bodies

28、. Except as permitted under the Copyright, Designs and Patents Act 1988 no extract may be reproduced, stored in a retrieval system or transmitted in any form or by any means electronic, photocopying, recording or otherwise without prior written permission from BSI. This does not preclude the free us

29、e, in the course of implementing the standard, of necessary details such as symbols, and size, type or grade designations. If these details are to be used for any other purpose than implementation then the prior written permission of BSI must be obtained. If permission is granted, the terms may include royalty payments or a licensing agreement. Details and advice can be obtained from the Copyright Manager. Tel:02089967070.

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