Valves for waterworks purposes - Predominantly key-operated cast iron gate valves. Code of practice Ingestion-build-44616 BS EN ISO 22442-2 does

BS EN ISO 22442-2 does not cover the utilization of human tissues in medical devices

enabling the prevention of hazards

corrosion effects

5489-5:1992

biodiversity or labour standards

Valves for waterworks purposes - Predominantly key-operated cast iron gate valves. Code of practice Ingestion-build-44616 BS EN ISO 22442-2 does1 Scope This part of Bs 5163 gives guidance on selection, including reference to preferred features and operation, of cast iron gate valves, complying with Bs EN 10741 and Bs EN 10742, with flanged ends, that are ring key and bar operated. These valves are primarily for underground use for waterworks purposes and primarily for use with water intended for human consumption in the United Kingdom.