This European Standard applies to cast iron pipeline components used for the construction ofdischarge systems for buildings and of drains, normally as gravity systems.The range of nominal sizes extends from DN 40 to DN 600 inclusive.This standard specifies the requirements for the materials, dimensions and tolerances,mechanical properties, appearance, standard coatings for cast iron pipes, fittings andaccessories. It also indicates performance requirements for all components, including joints.Quality assurance is covered in an informative annex.It covers pipes, fittings and accessories cast by any foundry process or manufactured byfabrication of cast components, as well as the corresponding joints.