BS EN 10311:2005 is the current European standard that defines requirements and testing for joints used to connect non-alloy steel tubes and fittings intended for the conveyance of water and other aqueous liquids . Published by the British Standards Institution (BSI) , it partially supersedes the older BS 534:1990 standard. BSI Knowledge Scope and Applications
Utilizes pipe threads where pressure-tight joints are made on the threads. Spigot and Socket Joints with Seal: Connections utilizing elastomeric seals. Mechanical Couplings: Including slip-on, grooved, and shouldered couplings. iTeh Standards SIST-EN-10311-2005.pdf - iTeh Standards Bs En 10311 Pdf
: Screwed connections for smaller diameter pipes. BS EN 10311:2005 is the current European standard