... 3.made to order The company's products of prestressed concrete strand and wire are mainly implemented GB/T5223-2002, GB/T5224 ... 00,7.00,8.00 prestressed concrete strand1×21×310.00, 12.008.60, 10.80, 12.90 1×79.50, 9. ... 53, 12.70, 15.0015.20, 15.24, ... 15.70, 17.80 Unbonded prestressed steel line1×79.50,12.7015.20,15.24,15.70 China Prestressed Concrete Strand