Unbonded Pc strand 1.Size: 9.53, 11.11, 12.7, ... /S: 1860Mpa Name Dia. Tensile Strength Standard Unbonded Pc strand 9.53mm-15.24mm1770Mpa-1860MpaGB5224, , ASTM A 416, BS ... GB5224, JISG 3536 etc...4. Usage: The strand is mainly used as auxiliary reinforcing strand for concrete structure, e.g. long spanned ... and etc...5. Enquiry please let us know the standard, quantity, packing and coil weight requirement.