Fully Threaded Bar for soil rock anchor 830Mpa 930Mpa 1080Mpa
Fully threaded bars can be cut into any length as per the site requirement. Thus, it reduces the wastage of materials. Tthese bars are easy to install and are majorly used in listing precast concrete segments that are used in bridges, buildings etc. They are also used as soil and rock anchors for slope stabilisation, tunneling, tension piles, and structural repairs.
The screw thread steel bars:
Fully Threaded Bar - can be cut and coupled at any point.
Low Relaxation Steel - minimum relaxation during service life.
Prestressing Grade Steel - high strength offers weight savings and reduced working diameters.
|
Steel Grade |
Yield Strength ReL(RP0.2) MPa |
Tensile Strength Rm, MPa |
Elongation at failure A/% |
Uniform Elongation Agt/% |
Strssel Relaxation |
|
|
Original Stress |
Relaxation Rate Afteer 1000h r/% |
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|
PSB785 |
≥785 |
≥980 |
≥7 |
≥3.5 |
0.8R |
≤3 |
|
PSB830 |
≥830 |
≥1030 |
≥6 |
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|
PSB930 |
≥930 |
≥1080 |
≥6 |
|||
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PSB1080 |
≥1080 |
≥1230 |
≥6 |
|
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|
PSB500 |
≥500 |
≥≥630 |
≥10 |
≥2.5 |
|
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