(a type of fitting), as these are common components covered under the standard's mechanical and design specifications. ValvesTubesFittings.com Key Specifications of BS EN 10242 Material Grades: Standardizes malleable cast iron types, including Whiteheart (EN-GJMW) and Blackheart (EN-GJMB). Thread Types: Covers threaded connections following (pressure-tight on the threads) or EN ISO 228-1 (fastening threads requiring a gasket). Design Symbols:
Fittings are typically rated for working pressures up to 25 bar at temperatures ranging from -20°C to 120°C, with reduced pressure ratings for higher temperatures. bs en 10242 pdf portable