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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).
Reciprocating internal combustion engines — Measurement method for exhaust silencers — Sound power level of exhaust noise and insertion loss using sound pressure and power loss ratio.
Standard published on 19.12.2025
Selected format:Tracked Changes. Reciprocating internal combustion engines. Measurement method for exhaust silencers. Sound power level of exhaust noise and insertion loss using sound pressure and power loss ratio.
Standard published on 5.1.2026
Selected format:Founding. Malleable cast irons.
Standard published on 26.3.2019
Selected format:Tracked Changes. Founding. Malleable cast irons.
Standard published on 28.2.2020
Selected format:Welding. Friction welding of metallic materials.
Standard published on 3.7.2019
Selected format:Tracked Changes. Welding. Friction welding of metallic materials.
Standard published on 28.2.2020
Selected format:Steel static storage systems. Tolerances, deformations and clearances.
Standard published on 29.7.2021
Selected format:Tracked Changes. Steel static storage systems. Tolerances, deformations and clearances.
Standard published on 4.1.2022
Selected format:Animal feeding stuffs: Methods of sampling and analysis. Determination of calcium, sodium, phosphorus, magnesium, potassium, sulphur, iron, zinc, copper, manganese and cobalt after pressure digestion by ICP-AES.
Standard published on 23.8.2017
Selected format:Absorbent incontinence products for urine, faeces, or both — General guidelines on evaluation.
Standard published on 5.3.2026
Selected format:Latest update: 2026-07-28 (Number of items: 2 290 396)
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