... .53mm-15.24mm 2.Standard: ASTM A416, BS, GB, etc... 3. T/S: 1860Mpa Name Dia. Tensile Strength Standard low relaxation ... unbonded Pc strand 9.53mm-15.24mm1770Mpa-1860MpaGB5224, , ASTM A 416, BS 58961 ... spanned bridge's on railway and highway, overhead crane construction, multi-floor industrial building and etc...5. Enquiry please let us ...