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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).
Devices without moving parts for the prevention of contamination of water by backflow. Specification for type A air gaps.
WITHDRAWN published on 1.5.1992
Selected format:Devices without moving parts for the prevention of contamination of water by backflow. Specification for type B air gaps.
WITHDRAWN published on 30.11.1982
Selected format:Devices without moving parts for the prevention of contamination of water by backflow. Specification for pipe interrupters of nominal size up to and including DN 42.
WITHDRAWN published on 30.11.1982
Selected format:Plain bearings. Testing under conditions of hydrodynamic and mixed lubrication in test rigs.
WITHDRAWN published on 30.11.2007
Selected format:Devices with moving parts for the prevention of contamination of water by backflow. Specification for check valves of nominal size up to and including DN 54.
WITHDRAWN published on 30.11.1982
Selected format:Devices with moving parts for the prevention of contamination of water by backflow. Specification for terminal anti-vacuum valves of nominal size up to and including DN 54.
WITHDRAWN published on 30.11.1982
Selected format:Devices with moving parts for the prevention of contamination of water by backflow. Specification for in-line anti-vacuum valves of nominal size up to and including DN 42.
WITHDRAWN published on 30.11.1982
Selected format:Devices with moving parts for the prevention of contamination of water by backflow. Specification for combined check and anti-vacuum valves of nominal size up to and including DN 42.
WITHDRAWN published on 30.11.1982
Selected format:Building intercom systems. System requirements. General.
WITHDRAWN published on 31.12.2016
Selected format:Electric welding equipment. Assessment of restrictions related to human exposure to electromagnetic fields (0 Hz to 300 Hz). Resistance welding equipment.
WITHDRAWN published on 26.2.2018
Selected format:Latest update: 2026-08-05 (Number of items: 2 291 440)
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