... .2 tons 2.Diameter:4mm,5mm,7mm Prestressed Steel Wire1. Name: Plain PC wire2. Dia: 4.00mm, 4.8mm, ... 00mm, 8mm, 9mm3.Type of Surface: Helix(screw|), Plain, Indented.4.Standard:GB/T5223-2002, ASTM A416, BS5896, JISG3536, ISO9001 ... customers' requirements.5.Tensile Strength:1470Mpa-1860Mpa6. Usage:Low relaxation wire used for prestressed steel structure, prestressed and post-tensioning technology in large ...