Post Tensioning Steel Bar with High Tensile in Grade 930/1080
Grade Number of Post Tensioning Tie Bars
| Grade | Yield Strength | Tensile Strength |
| 500 | 500MPa | 630MPa |
| 830 | 830MPa | 1030MPa |
| 930 | 930MPa | 1080MPa |
| 1080 | 1080MPa | 1230MPa |
The use of prestressed steel allows for longer spans in bridges and buildings, reducing the need for intermediate supports. This not only enhances aesthetic appeal but also provides greater flexibility in architectural design.
Our Prestressing thread bar system Grade 930/1080 had been used on several bridges in India,Thailand and Colombia
Stock for Post Tensioning Screw Thread Steel Bar
Lead time can be within 7 days.
Tianjin Guotai Gancheng Steel Co., LTD. Main business: fine rolled rebar and supporting anchor (fine rolled nut, fine rolled gasket, fine rolled connector, screw bar), 15.2 steel strand and other steel.
Introduce: Long term supply of Φ15, Φ20, Φ25, Φ28, Φ32, Φ36, Φ40, Φ42, Φ50, Φ63.5, Φ75 (mm) fine rolled screw steel.
The threaded bar for prestressed concrete (also called fine rolled threaded bar) is a straight bar with large diameter, high strength and high dimensional precision rolled on the whole bar with discontinuous external thread. The steel bar at any section can be screwed on a connector with internal thread for connection or screwed on threaded nuts for anchorage.
| Nominal Diameter | Diameter | H | B | L | Nominal Section | Nominal Weight | |
| Dv | Dh | ||||||
| mm | mm | mm | mm | mm | mm | mm2 | kg/m |
| 15 | 15 | 15 | 1.0 | 4.5 | 10 | 176 | 1.47 |
| 18 | 18 | 18 | 1.0 | 4.0 | 10 | 254.5 | 2.11 |
| 20 | 20 | 20 | 1.3 | 4.8 | 10 | 314 | 2.47 |
| 25 | 25 | 25 | 1.6 | 6.0 | 12 | 490.9 | 4.10 |
| 32 | 32 | 32 | 2.0 | 7.0 | 16 | 804.2 | 6.65 |
| 36 | 36 | 36 | 2.5 | 8.0 | 18 | 1018 | 8.41 |
| 40 | 40 | 40 | 3.0 | 8.0 | 20 | 1256.6 | 10.34 |
| 50 | 50 | 50 | 3.0 | 9.0 | 24 | 1963.5 | 16.28 |
| 60 | 60 | 60 | 3.0 | 10.0 | 22 | 2827 | 23.26 |
| 63.5 | 63 | 63.5 | 3.0 | 12.0 | 22 | 3167 | 26.20 |
| 65 | 65 | 65 | 3.0 | 12.0 | 22 | 3318 | 27.470 |
| 70 | 70 | 70 | 3.0 | 12.0 | 22 | 3848 | 31.8 |
| 75 | 75 | 75 | 3.0 | 12.0 | 22 | 4418 | 36.9 |
| Grade500/630 | NominalDia. | CrossSection | YieldStrength | TensileStrength | YieldLoad | UltimateLoad | Elongation | NominalWeight |
| mm | mm2 | >=Mpa | >=Mpa | KN | KN | A/% | KG/m | |
| 20 | 314 | 500 | 630 | 157 | 198 | 10 | 2.47 | |
| 25 | 491 | 500 | 630 | 246 | 309 | 10 | 4.1 | |
| 28 | 615 | 500 | 630 | 308 | 387 | 10 | 4.83 |
