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BSi – The company, BSI British Standards, is a national standards body of the United Kingdom (NBS) and it was actually the very first one in the world. It represents national and social interests of Great Britain in all European and international standardization organizations and in the development of business information of British institutions of all sizes and sectors. BSI British Standards cooperates with manufacturing and service industries, various companies, the government and with consumers as well in order to facilitate the production of British, European and international standards. A part of BSI Group, BSI British Standards, works closely with the government of the United Kingdom, especially in the Department for Innovations, Universities and Skills (DIUS).
Yarn count systems and conversions.
WITHDRAWN published on 19.2.1959
Selected format:Specification for a universal system for designating linear density of textiles (Tex system).
WITHDRAWN published on 25.2.1970
Selected format:Rules for the preparation of detail specifications for integrated circuits of assessed quality: microwave amplifiers. Full assessment level.
WITHDRAWN published on 15.10.1980
Selected format:High strength cast steels for general engineering and structural purposes.
WITHDRAWN published on 30.9.2015
Selected format:Solar energy. Vocabulary.
WITHDRAWN published on 15.1.2000
Selected format:Taps for threads other than unified threads.
WITHDRAWN published on 7.8.1964
Selected format:Screwing taps. Specification for taps for ISO metric threads.
WITHDRAWN published on 31.5.1982
Selected format:Screwing taps. Specification of general dimensions.
WITHDRAWN published on 30.6.2008
Selected format:Screwing taps. Taps for Unified threads (and for the obsolescent threads of Whitworth and BA forms).
WITHDRAWN published on 30.4.1979
Selected format:Screwing taps. Specification for taps for pipe threads (G series, Rp series and Rc series).
WITHDRAWN published on 31.5.1982
Selected format:Latest update: 2025-06-15 (Number of items: 2 204 137)
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