Unbonded Pc strand 1.Size: 9.53, 11.11, 12.7, ... , etc... 3. T/S: 1860Mpa Name Dia. Tensile Strength Standard Unbonded Pc strand 9.53mm-15.24mm1770Mpa-1860MpaGB5224, , ASTM A 416 ... us know the standard, quantity, packing and coil weight requirement. unbonded pc strand