High tensile steel wire and strand for the prestressing of concrete. Specification|Wires, Unalloyed steels, Curvature, Weight tolerances, Tensile strength, Sampling methods, Designations, Testing conditions, Prestressing steels, Prestressed concrete, Structural steels, Concretes, Diameter, Drawing (forming process), Cold-working, Circular shape, High-tensile steels, Dimensional tolerances, Elongation, Strands, Marking, Area, Steels, Reinforcing materials, Reinforcing steels, Breaking load, Reinforced concrete, Proof loading, Proof stress, Coils