Irrigation techniques - Connection and control accessories for use in irrigation systems - Technical characteristics and testing; German version EN 13997:2003
This standard describes the technical characteristics and requirements of hydraulic connection and control accessories to ensure a sufficient mechanical and chemichal resistance for practical use, and specifies the relevant testing methods. It applies to accessories made of steel, brass, aluminium, Polypropylene, Polyethylene or PVC for use in irrigation systems up to a diameter of 250 mm.#,,#