Retard-Bonded PC Strand raw material:82B,77B high carbon steel wire rod SWRH82B,77B
Retard-Bonded PC Strand technology:Continued drawing with large deduction stranding then stabilizing treatment
Retard-Bonded PC Strand characteristics:High rate of yield strength and ultimate strength,low relaxation,steady modulus of elasticity,stress relieved,high fixed with concrete.
Specification | Tensile Strength | Section Area | Grease Masspermeter | Minum Thickness of Coat | Friction Factor | Effect Moduius | Masspermeter |
(Mpa) | (mm)2 | (g/m) | (mm) | (u) | (k) | (kg/m) | |
1x7 Dia 12.70 | 1720 | 98.7 | 43 | 1 | 0.04-0.1 | 0.003-0.004 | 0.875 |
1860 | |||||||
1960 | |||||||
1x7 Dia 15.20 | 1570 | 140 | 50 | 1.21 | |||
1670 | |||||||
1770 | |||||||
1860 | |||||||
1960 | |||||||
1x7 Dia 15.24 | 1860 | 140 | 50 | ||||
1x7 Dia 15.70 | 1860 | 150 | 53 | 1.3 |