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    BS 6499-1998 Metal screw necks screw caps and inner seals for metal containers - Specification《金属容器的金属螺旋颈、螺旋盖和内部密封件规范》.pdf

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    BS 6499-1998 Metal screw necks screw caps and inner seals for metal containers - Specification《金属容器的金属螺旋颈、螺旋盖和内部密封件规范》.pdf

    1、| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | BRITISH STANDARD BS 6499:1998 ICS 55.120 N

    2、O COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAW Metal screw necks, screw caps and inner seals for metal containers SpecificationThis British Standard, having been prepared under the direction of the Consumer Products and Services Sector Board, was published under the authority

    3、of the Standards Board and comes into effect on 15 April 1998 BSI 1998 The following BSI references relate to the work on this standard: Committee reference PKW/2/2 Draft for comment 96/502159 DC ISBN 0 580 29517 6 BS 6499:1998 Amendments issued since publication Amd. No. Date Text affected Committe

    4、es responsible for this British Standard The preparation of this British Standard was entrusted by Technical Committee PKW/2, Primary packaging, to Subcommittee PKW/2/2, Metal packaging, upon which the following bodies were represented: Aluminium Federation Association of Drum Manufacturers Associat

    5、ion of The British Pharmaceutical Industry Brewers & Licensed Retail Association British Aerosol Manufacturers Association British Coatings Federation Ltd. British Fibreboard Packaging Association British Glass Manufacturers Confederation British Plastics Federation British Retail Consortium British

    6、 Soft Drinks Association Campden and Chorleywood Food Research Association Chemical Industries Association Consumer Policy Committee of BSI Cosmetic, Toiletry and Perfumery Association Limited Dairy Industry Federation Department of Trade and Industry (Consumer Safety Unit, C A Division) Department

    7、of Trade and Industry (Consumer Affairs and Competition, Policy Directorate) Engineering Equipment and Materials Users Association Environmental and Technical Association for the Paper Sack Industry Federation of Drum Reconditioners Flexible Packaging Association Food and Drink Federation Health and

    8、 Safety Executive Institute of Packaging Institute of Trading Standards Administration L P Gas Association Laboratory of the Government Chemist Metal Packaging Manufacturers Association Ministry of Defence Packaging and Industrial Films Association Paper Federation of Great Britain Pira Internationa

    9、lBS 6499:1998 BSI 1998 i Contents Page Committees responsible Inside front cover Foreword ii 1 Scope 1 2 References 1 3 Terms and definitions 1 4 Materials 1 5 Dimensions 1 Figure 1 Dimensions applicable to all screw necks 2 Figure 2 Additional dimensions applicable to soldered screw necks 3 Figure

    10、3 Additional dimensions applicable to “U” type screw necks 3 Figure 4 Dimensions applicable to screw caps 4 Figure 5 Dimensions applicable to inner seals 5 Table 1 Dimensions applicable to all screw necks 2 Table 2 Additional dimensions applicable to soldered screw necks 2 Table 3 Additional dimensi

    11、ons applicable to “U” type screw necks 3 Table 4 Dimensions applicable to screw caps 4 Table 5 Dimensions applicable to inner seals 5ii BSI 1998 BS 6499:1998 Foreword This British Standard has been prepared by Technical Committee PKW/2/2 and is a revision of BS 6499:1985 which is withdrawn. The revi

    12、sion updates tables of dimensions currently being used and includes definitions of common terms. A British Standard does not purport to include all the necessary provisions of a contract. Users of British Standards are responsible for their correct application. Compliance with a British Standard doe

    13、s not of itself confer immunity from legal obligations. Summary of pages This document comprises a front cover, an inside front cover, pages i and ii, pages 1 to 5 and a back cover. BSI 1998 1 BS 6499:1998 1 Scope This British Standard specifies requirements, including screw thread dimensions, for a

    14、 range of metal screw necks for metal containers, and for the metal screw caps and inner seals intended for use as closures and tamper evident devices respectively. 2 References 2.1 Normative references The following normative documents contain provisions which, through reference in this text, const

    15、itute provisions of this part of this British Standard. For dated references, subsequent amendments to, or revisions of, any of these publications do not apply. For undated references, the latest edition of the publication referred to applies. BS 3130, Glossary of packaging terms BS 3130-4:1976, Met

    16、al containers and aerosols BS EN 10203:1991, Specification for cold reduced electrolytic tinplate 3 Terms and definitions For the purposes of this British Standard the terms and definitions given in BS 3130-4:1976 and the following apply. 3.1 soldered screw neck screw neck manufactured as a separate

    17、 component and designed to be fitted to a metal container by soldering 3.2 “U” type screw neck screw neck manufactured as a separate component, the bottom of which is turned outwards and upwards to form a “U” section and fitted to the metal container by clinching 3.3 integral screw neck screw neck w

    18、hich is formed as an integral part of the metal container body 3.4 tamper evident device device designed to be fitted to a container in such a way that damage to it, or its removal, indicates that the container may have been opened or tampered with in some way 4 Materials 4.1 Screw necks Soldered sc

    19、rew necks and “U” type screw necks shall be manufactured from tinplate conforming to BS EN 10203. NOTE Improved leak resistance can be achieved with the aid of a rubber lining in the “U” section. 4.2 Screw caps Screw caps shall be manufactured from tinplate conforming to BS EN 10203. All screw caps

    20、shall be fitted with a wad to act as the closure seal. NOTE Various designs of wad are available in laminated fibre or plastics materials. It is the responsibility of the purchaser to ensure that the wad is compatible with the intended contents of the metal container. 4.3 Inner seals Inner seals may

    21、 be manufactured from tinplate, aluminium or aluminium alloy. 5 Dimensions 5.1 General The screw necks, screw caps and inner seals specified in this British Standard are of the following nominal diameters: 18 mm, 25 mm, 38 mm, 59 mm and 78 mm. 5.2 Screw necks 5.2.1 Soldered screw necks The dimension

    22、s of soldered screw necks shall be as given in Tables 1 and 2, and as shown in Figures 1 and 2.2 BSI 1998 BS 6499:1998 Table 1 Dimensions applicable to all screw necks Dimension Nominal size mm Tolerance (unless otherwise stated) 18 25 38 59 78 A 19.33 25.32 38.86 59.51 79.76 20.25 0 B 18.11 23.90 3

    23、7.14 57.13 78.03 20.25 0 G 6.0 9.5 11.0 11.0 11.0 Min. length of thread J 14.3 20.3 33.5 53.7 74.3 Tool dimension K 0.61 0.71 0.86 1.19 0.86 Ref. only M 11.43 17.40 30.20 48.38 69.32 20.05 0 P 2.54 3.175 4.23 5.08 4.23 Ref. only R 0.80 1.00 1.50 1.65 1.50 Ref. only V 0.40 0.40 0.40 0.50 0.70 0 +0.25

    24、 W 2.30 2.30 2.70 5.5 4.7 0.5 Table 2 Additional dimensions applicable to soldered screw necks Dimension Nominal size mm Tolerance (unless otherwise stated) 38 59 U 37.85 58.67 20.13 +0.007 H 20.55 20.55 0.25 G w v P r rref A crest root B J M K R 0.5 Figure 1 Dimensions applicable to all screw necks

    25、 BSI 1998 3 BS 6499:1998 Table 3 Additional dimensions applicable to “U” type screw necks Dimension Nominal size mm Tolerance (unless otherwise stated) 38 59 78 S 38.86 59.5 79.76 Max. T 41.40 61.60 83.00 0.20 X 3.5 3.5 3.5 0.3 Y 42.92 20.25 0 63.30 20.4 0 85.14 20.6 0 Z 18.8 17.25 16.89 20.13 +0.00

    26、7 H U Figure 2 Additional dimensions applicable to soldered screw necks 5.2.2 “U” type screw necks The dimensions of “U” type screw necks shall be as given in Tables 1 and 3, and as shown in Figures 1 and 3. inside outside outside Z X S Y T Figure 3 Additional dimensions applicable to “U” type screw

    27、 necks 5.2.3 Integral screw necks The screw thread dimensions of integral screw necks of the nominal diameters specified shall be as given in Table 1, and as shown in Figure 1. 5.3 Screw caps The dimensions of screw caps shall be as given in Table 4, and as shown in Figure 4.4 BSI 1998 BS 6499:1998

    28、Table 4 Dimensions applicable to screw caps Dimension Nominal size mm Tolerance (unless otherwise stated) 18 25 38 59 78 A 19.41 25.40 38.94 59.64 79.83 0 +0.25 B 18.19 23.93 37.22 57.26 78.10 0 +0.25 C 20.35 26.31 39.83 60.42 80.80 0.25 D 22.4 28.2 42.2 63.7 83.5 Nominal E 10.32 11.89 14.27 12.95 1

    29、2.70 0.25 F 2.50 3.00 4.00 3.2 3.75 Nominal G 1.40 1.30 1.50 1.50 1.50 Nominal H 1.30 1.30 1.50 1.50 1.50 Tool dimension J 14.4 21.1 34.3 47.6 Tool dimension K 0.61 0.71 0.86 1.19 0.86 Ref. only P 2.54 3.18 4.23 5.08 4.23 Ref. only R 0.80 1.00 1.50 1.65 1.5 Ref. only P r rref K E F G H C J B A D Knu

    30、rl 1.5 pitch 0.25 mm deep NOTE The inward facing bead at “J” is applicable only to the 18 mm, 25 mm and 38 mm sizes. On 59 mm diameter, the bead normally faces outwards and on 78 mm, there is no bead. Figure 4 Dimensions applicable to screw caps BSI 1998 5 BS 6499:1998 Table 5 Dimensions applicable

    31、to inner seals Dimension Nominal size mm Tolerance (unless otherwise stated) 18 25 38 59 78 A 11.48 17.45 30.25 48.41 69.32 0 +0.03 0 +0.03 0 +0.5 0 +0.7 0 +0.7 B 14.10 20.06 33.2 53.10 72.20 20.5 +0.025 C 4.00 4.00 4.00 6.00 4.7 Min. C B A R 0.8 R 0.8 Figure 5 Dimensions applicable to inner seals 5

    32、.4 Inner seals The dimensions of inner seals shall be as given in Table 5, and as shown in Figure 5.BSI 389 Chiswick High Road London W4 4AL | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |

    33、 | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | BSI British Standards Institution BSI is the independent national body responsible for preparing British Standards. It presents the UK view on standards in Europe and at the international level. It is inco

    34、rporated by Royal Charter. Revisions British Standards are updated by amendment or revision. Users of British Standards 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 any

    35、one finding an inaccuracy or ambiguity while using this British Standard would inform the Secretary of the technical committee responsible, the identity of which can be found on the inside front cover. Tel: 020 8996 9000. Fax: 020 8996 7400. BSI offers members an individual updating service called P

    36、LUS which ensures 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: 020 8996 9001. Fax: 020 8996 7001. In response to orders for international s

    37、tandards, it is BSI policy to supply the BSI implementation of those that have been published as British Standards, 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 He

    38、lp to Exporters Service. Various BSI electronic information services are also available which give details on all its products and services. Contact the Information Centre. Tel: 020 8996 7111. Fax: 020 8996 7048. Subscribing members of BSI are kept up to date with standards developments and receive

    39、substantial discounts on the purchase price of standards. For details of these and other benefits contact Membership Administration. Tel: 020 8996 7002. Fax: 020 8996 7001. Copyright Copyright subsists in all BSI publications. BSI also holds the copyright, in the UK, of the publications of the inter

    40、national standardization bodies. 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. Thi

    41、s does not preclude the free use, 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: 020 8996 7070.


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