... PC smooth steel3.00, 4.00, 5.006.00, 7.00, 8.00, 9.00 Two sides, three sides scratch wire5.00, 6.007.00, 8.00 Prestressed spiral ... rib wire4.00, 5.006.00,7.00,8.00 ... .0015.20, 15.24, 15.70, 17.80 Unbonded prestressed steel line1×79.50,12.7015.20,15.24,15.70 ...