Descriptors | Structural steels, Steels, Metal sections, Rolling, Sheet materials, Hollow sections, Bars (materials), Strips, Chemical composition, Atmospheric corrosion, Weather resistance, Surface defects, Surface treatment, Dimensional tolerances, Form tolerances, Length, Width, Thickness, Size, Flatness (surface), Test specimens, Specimen preparation, Testing conditions, Mechanical testing, Tensile strength, Yield strength, Impact strength, Elongation at fracture, Weldability, Marking, Inspection, Designations |