Prestressed concrete of spiral steel wire

Raw Material:SWRH 82B/SWRH 77B Wire RobStandard:GB/T5223, BS5896, JISG3536, ASTMA648, ASTMA421or according to customers’ requirements.Diameter: 4.0mm-12.0mmTensile Strength: 1470, 1570, 1670, 1770, 1860Mpa Packing: Baling strip strapped, Inner is water-proof plastic,outer is polypropylene wonven bag in coil, or according to the customers’ requirements.Application: Highways, bridges, airports, building custruction, water conservancy projects,railway sleepers,tunnels, frame of roofs, overhead crane beams, industrial and civil prefabricated concrete slabs, wall boards,tubular piles,PC water pipes,TV towers and so on.Advantage:> Good fixed performance> Steel wire cross-section area without any loss> Reduce the length of transmission significantly> High strength,low Relaxation