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    EN 12971-1-1999 en Reinforcements - Specification for Textile Glass Chopped Strands - Part 1 Designation《加固 纺织玻璃短切原丝的规范 第1部分 名称》.pdf

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    EN 12971-1-1999 en Reinforcements - Specification for Textile Glass Chopped Strands - Part 1 Designation《加固 纺织玻璃短切原丝的规范 第1部分 名称》.pdf

    1、STD-BSI BS EN 12971-1-ENGL 1999 Lb24bb9 0790933 152 BRITISH STANDARD Reinforcements - Specification for textile glass chopped strands - Part 1: Designation The European Standard EN 12971-1: 1999 has the status of a British Standard ICs 59.100.10 3s EN 12971-k1999 NO COPYING WITHOUT BSI PERMISSION EX

    2、CEPT AS PERMITTED BY COPYRIGHT LAW BS EN 12971-1:1999 AmdNo. Date National foreword comments This British Standard is the English language version of EN 12971-1:1999. The UK participation in its preparation was entrused to Technid Committee PRY42, Fibre reinforced thermosetting plastics and prepregs

    3、, which has the responsibiity to: - aid enquire= to understand the text; - present to the responsible European committee any enquiries on the - monitor related international and European developments and promulgate interpretation, or proposals for change, and keep the K interests informed; them in t

    4、he UK. A list of organizations represented on this committee can be obtained on request to its secretary. Cross-references The British Standards which implement international or European publications referred to in this document may be found in the BSI Standards Caalogue under the section entitied “

    5、Internaional Standards Correspondence Index”, or by using the “Find” facility of the BSI Standards Electronic Caalogue. A British Standard does not purport to include ail the necessary provisions of a contract. Users of British Standards are responsible for their correct application. Compliance with

    6、 a British Standard does not of itself confer immunity from legal obligations. Summary of pages This document comprises a front cover, an inside front cover, the EN title page, pages 2 to 4, an inside back cover and a back cover. The BSI copyright notice displayed throughout his document indicates w

    7、hen the document was last issued. This British Standard, having been prepared under the direction of the Sector committee for Materiais and Chemicals. was Dublished under the authonty of the Standards Committee and comes into effect on 15 September 1999 0 ES1 09-1999 ISBN O 580 32885 6 STD-BSI BS EN

    8、 L277L-L-ENGL 1999 = Lb24bb7 0790735 T25 EUROPEAN mmm EN 12971-1 EUROP - Texte glass - Chopped stmnds - Part 2: ? Part 3: Technicl qecifkation. - T Data block 3 Manufacturers code andlor size symbol according to EN IS0 2078 coating reference plus reference to whether the chopped strands are packed w

    9、et or dry. To ensure legibility - the description block is separated from the standard number by a comma; - spaces are inserted between blocks; - the first character in the first individual item block is a dash; - data blocks are separated from each other by a comma; - a space is introduced between

    10、the positions in the blocks, - if a data block is not used, this is indicated by two commas (,J. NOTE This standardized pattern is a modifkation of the frame text given in IS0 1043-2, adapted to the designation of these reinforcement products. 4.1 Data block 1 In this data block the glas type identi

    11、fmi by its symbol, according to EN IS0 2078 followed by a space and continuous fibre textiie glass is identified by the letter C, in accordance with EN IS0 2078. 4.2 Data block 2 In this data block the designatory properties are defined as follows: - position 1, the nominal fibre diameter, in accord

    12、ance with IS0 1888, - position 2, the nominal strand length, as defined by the manufactum exp- at the nearest 0,5 mm. 4.3 Data block 3 In this data block the manufacturers code andor size coating reference is given. The reference is restsicted to 5 digits, followed by a space and the letter D or W t

    13、o designate wet or dry fibre. Designation Identity block Individual item block I Standard number block I Data block 1 I Data block 2 I Data block 3 O BSI 09-1999 STD=BSI BS EN 1297L-L-ENGL 1999 I Lb24bb9 0790938 734 Page 4 EN l2971-1:1999 5 Coding examples 6.1 An E glass, 10 micron fibre, 6 mm chopp

    14、ed srand for thermoplastic injection moulding compound. European Standard Data block 1 mss type (E giass) symbol for continuous textile glas Data block 2 Fbre diameter (10 pm) Strand tex (not applicable) / 1 Strand length (6 mm) 3 1234D Data block 3 Manufacturers size code - (dry) Figure 1 - Designa

    15、tion: EN 12971, -EC, 10 6,1234 D 6.2 An E glass, 13 micron fibre, 12 mm, chopped strand for thermoset compression moulding compound. EN 12971 -EC 13 12 5678 D European Standard Data block 1 symbol for continuous textile glass GtYPecEgiass) Data block 2 Fibre diameter (13 pm) Strand length (12 mm) Da

    16、ta block 3 Manufacturers size code Strand - (dry) Figure 2 - Designation: EN 12971, -EC, 13 12,6 678 D Annex A (informative) Bibliography EN Is0 1886, Reinforcement fiores - Szmpling plans applicable to received batch. (IS0 1886:1990) EN IS0 3344, Reinfmmt products - Determination of misture content

    17、. (IS0 3344:1997) IS0 10432, Pastics - Symbols - Part 2: Fiuers and reinforcing materials. Is0 1887, kt glass - Determination of cmtbustible-rnutter content ISOICD 15100, Reirlforcernent fibres - cholrped strunds - Detmmimtion of bulk density. O BSI 09-1999 STD-BSI BS EN L297L-L-ENGL L999 Lb24bb9 07

    18、90939 670 BS EN 12971-1: 1999 BSI 389 Chiswick High Road London w4 4AL BSI - British Standards Institution 3SI is the independent national body responsible for preparing British Standards. It resents the UK view on standards in Europe and at the international levei. It is ncorporated by Royal C-r. t

    19、evisions 3ritish Standards are updated by amendment or revision. Users of British Standards ihould make sure that they possess the latest amendments or editions. t is the constant aim of BSI to improve the quality of our products and services. We would be grateful if anyone finding an inaccuracy or

    20、ambiguity while using this 3ritish Standard would inform the Secretary of the technical committee responsible, he identiy of which can be found on the inside front cover. Tel 020 8996 9ooo. %x: 020 8996 7400. 3SI offers members an individuai updating service ded PLUS which ensures that ;ubscribem au

    21、tomatically receive the latest editions of standards. Buying standards 3rders for all BSI, international and foreign standards publications should be xidressed to Customer Services. Tel: 020 8996 9001. Fax: 020 8996 7001. in response to orders for international standars, it is BSI policy to supply t

    22、he BSI unplementaion of those tha have been published as British Standards, unless otherwise requested. Information on standards BSI provides a wide range of information on national, European and intedonal standards through its Library and its Technid Help to Exporters Service. Various BSI electroni

    23、c 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 substantial discounts on the purchase price of

    24、standards. For details of these and other benefits contact Membership A-on. Tek 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 international standardization bodies. Except as permitted under

    25、 the Copyright, Designs and ?ants 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 use, in the course of imple

    26、menting 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 royaity payments or a licensing agreement Details and advice can be obtained from the Copyright Manager. Tel 020 8996 7070. Previous page is blank


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