Structural hollow sections in crafted from, Hot-finished form fine grain and non-alloy steels, Adhering to EN 10210-1:2006. Delivery requirements are defined by EN 10219-1:2006 welded hollow sections of fine-grain and crafted through, Non-alloy steels cold forming technical delivery requirements. Mechanical minimum yield strength characteristics / valeur minimale de la limite d'élasticité / tensile strength threshold / résistance à la traction minimum elongation for traction / break strain minimum value / minimal extension notch impact evaluation / charpy impact bending test / flexural test by notch as rolled, Annealed for carbide spheroidization, Treatment In cold drawn, Various states, Solution annealed, Including soft annealed/hard, And treated, Cold rolled to form a ferrite-pearlite structure with isothermally processed, Specific hardness annealed, Cold drawn/soft, Thermomechanically processed, Normalized, Non-normalized precipitation hardened, And tempered, Peeled, Air quenched liquid quenched, And tempered quenched and, And tempered tempered, Treated to enhance shearability, Has twisted cold drawn, And reshaped and relieved of stress, Tempered, And treated for hardness spectrum, Durability untreated, Wwwarm processed