EN 10204 3.1.A steel works certificate
EN 10204 3.1.B steel works certificate

MAIN CARACTHERISTICS

They are steels that moreover find wide use in the field of the mechanical constructions (from the light carpentry to that heavy one) becoming in various applications of the civil building (i.e. public works). The immense availability of the material, in formats and quality, permit to the planner to identify the more suitable material to be used. Moreover it represent the more important category between those of steels from construction. Generally places in work without heat treatment, or after a simple normalization in the case of S275/355J2+N.