This document specifies the product characteristics and performance criteria for steel components and aluminium components manufactured from steel or aluminium constituent products to be used for structural purposes in buildings and civil engineering works where their characteristic affects the mechanical resistance and stability of these construction works or parts thereof. This document only applies for components manufactured according to EN 1090-2:2018, FprEN 1090-3:2018, EN 1090-4:2018 and EN 1090-5:2017. This document also gives methods for assessing the performance and specifies requirements for the assessment and verification of constancy of performance for these components. This document covers series and non-series produced structural components including kits as well as steel parts of composite components. This document does not cover (components for) - Aluminium structural composite components, - Amusement rides and devices which are machines or not permanently installed, -