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Brochure ASBI Grouting Practices,
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Brochure DYWIDAG Post-Tensioning Systems,
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Brochure What is Post-Tensioning,
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DYWIDAG Post-Tensioning System using Bars
Imperial Steel Properties
| Nominal Bar Diameter | Ultimate Stress fpu | Cross Section Area | Ultimate Strength (fpu Aps) | Prestressing Force | Weight | Minimum* Elastic Bending Radius | Maximum Bar Diameter | |||||||||||
| 0.8 fpu Aps | 0.7 fpu Aps | 0.6 fpu Aps | ||||||||||||||||
| in | ksi | in² | kips | kips | kips | kips | lbs/ft | ft | in | |||||||||
| 1 | 150 | 0.85 | 127.5 | 102.0 | 89.3 | 76.5 | 3.01 | 52 | 1.20 | |||||||||
| 1-1/4 | 150 | 1.25 | 187.5 | 150.0 | 131.3 | 112.5 | 4.39 | 64 | 1.46 | |||||||||
| 1-3/8 | 150 | 1.58 | 237.0 | 189.6 | 165.9 | 142.2 | 5.56 | 72 | 1.63 | |||||||||
| 1-3/4 | 150 | 2.62 | 400 | 320 | 280 | 240 | 9.23 | 92 | 2.00 | |||||||||
| 2-1/2 | 150 | 5.2 | 780 | 624 | 546 | 4,618 | 17.71 | - | 2.71 | |||||||||
| *) Prebent bars are required for radii less than the minimum elastic radius. **) Grade 160 bars are available only on special request | ||||||||||||||||||