1、BRITISH STANDARD BS ISO 7211-4:1984 Textiles Woven fabrics Construction Methods of analysis Part 4: Determination of twist in yarn removed from fabric ICS 59.080.30 NO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAWBS ISO 7211-4:1984 This British Standard, having been prepared un
2、der the direction of the Materials and Chemicals Sector Policy and Strategy Committee, was published under the authority of the Standards Policy and Strategy Committee on 20 May 2002 BSI 20 May 2002 ISBN 0 580 39661 4 National foreword This British Standard reproduces verbatim ISO 7211-4:1984 and im
3、plements it as the UK national standard. It supersedes BS 2864:1984 which is withdrawn. The UK participation in its preparation was entrusted to Technical Committee TCI/24, Physical testing of textiles, which has the responsibility to: A list of organizations represented on this committee can be obt
4、ained 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 Catalogue under the section entitled “International Standards Correspondence Index”, or by using the “Find”
5、facility of the BSI Standards Electronic Catalogue. 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 does not of itself confer immunity from legal ob
6、ligations. aid enquirers to understand the text; present to the responsible international/European committee any enquiries on the interpretation, or proposals for change, and keep the UK interests informed; monitor related international and European developments and promulgate them in the UK. Summar
7、y of pages This document comprises a front cover, an inside front cover, the ISO title page, the ISO foreword page, pages 1 and 2, an inside back cover and a back cover. The BSI copyright date displayed in this document indicates when the document was last issued. Amendments issued since publication
8、 Amd. No. Date CommentsInternational Standard 721114 INTERNATIONAL ORGANIZATION FOR STANDARDIZATlONWvIEX,QYHAPOHAR OPTAHM3AUVlR I-IO TAHAAPTM3ALWlRGANISATlON INTERNATIONALE DE NORMALISATlON Textiles - Woven fabrics - Construction - Methods of analysis - Part 4: Determination of twist in yarn removed
9、 from fabric Textiles - Tissus - Construction - M b) the standard atmosphere used (temperate or tropical); c) the twist direction, 3“ or “Z“, of the yarns and any component yarns; d) the test length used; e) the results of each test, in turns per metre; f) the mean of the results of each test, in tu
10、rns per metre; g) details of any deviation from the method. BS ISO 7211-4:1984 BSI 389 Chiswick High Road London W4 4AL 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 intern
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