En 10219, 1 2006 Welded structural hollow sections made from non-alloy and fine-grain steels, Adhering to technical delivery specifications for mechanical properties key attributes of minimum yield strength / limite élastique minimale / résistance à la traction / seuil de résistance lowest elongation under traction / minimum fracture elongation value / minimal stretch notch impact assessment / charpy bending impact test / bending test with notch treatment Available in multiple forms such as soft annealed, Annealed as rolled, Solution annealed, To promote cold drawn, Carbide spheroidization/hard, And subjected, Cold rolled to treatment for a ferrite and pearlite structure within a designated hardness range, Processed isothermally subjected to annealing, Cold drawn/soft, Thermomechanical rolling, Normalized, Non-normalized and tempered, Precipitation hardened, Peeled, Air quenched liquid quenched, And tempered quenched and, And tempered tempered, Enhanced for has bent, Improved shearability subjected to, And rotated cold drawing and stress relief, Tempered, And processed for strength wwwarm treated, Range of hardness, Untreated