T103 Self Drilling Anchor
Product Summary
T103 self drilling rock bolt is a kind of T thread hollow anchor bolt. Its friction force is about 2.4 times as wave thread bolt. It adopts high yielding strength and structural alloy steel, so it can’t be affected by fission.
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Feature:
1. Keep the integrity and stability of surrounding rocks.
2. Control the development of deformation, displacement and crack of surrounding rocks.
3. The transportation is convenient, high-efficient.
Hollow Anchor Bar
| Size | Outer Dia. (mm) |
Inner Dia. (mm) |
Ultimate Load (kN) |
Yield Load (kN) |
Weight (Kg/m) |
| SET103/78 | 103 | 78 | 2270 | 1800 | 23.50 |
| SET103/51 | 103 | 51 | 3660 | 2670 | 44.60 |
Coupler
| Size | Outer Dia. (mm) |
Length (mm) |
Weight (Kg/pc) |
Note |
| SST103/78 | 125 | 255 | 8.02 | With sealing structure |
| SST103/51 | 133 | 290 | 13.00 |
Spherical Collar Nut
| Size | Key Size (mm) |
Length (mm) |
Weight (Kg/pc) |
| SET103/78 | 125 | 80 | 3.42 |
| SET103/51 | 125 | 130 | 5.60 |
Flat Plate
| Size | Dimensions (mm) |
Thickness (mm) |
Hole Dia. (mm) |
Weight (Kg/pc) |
| SST103/78 | 240×240 | 48 | 110 | 18.00 |
| SST103/78 | 300×300 | 50 | 110 | 32.60 |
| SST103/51 | 285×280 | 67 | 110 | 37.60 |
| SST103/51 | 330×330 | 60 | 110 | 46.50 |
Centralizer
| Size | Outer Dia. (mm) |
Length (mm) |
Weight (Kg/pc) |
| SET103 | 165 | 80 | 2.94 |
Drill Bit
| Size | Outer Dia. (mm) |
Weight (Kg/pc) |
Application Range (Advice) | ||
| EX | Sand, fills, gravel | ||||
| SST103/175 | 175 | 9.60 | |||
| SST103/200 | 200 | 8.30 | |||
| EXX | Softer sedimentary rocks such as marls, mudstones, siltstone | ||||
| SST103/175 | 175 | 11.00 | |||
| SST103/200 | 200 | 12.50 | |||
| SST103/250 | 250 | 20.00 | |||
| Clay Bit | Clay, soft soil, marls, loose sand or gravel | ||||
| SST103/220 | 220 | 12.10 | |||
| SST103/280 | 280 | 14.20 | |||
| ESS-F | Weathered rock, stone walls, rubble | ||||
| SST103/175 | 175 | 11.00 | |||
| SST103/200 | 200 | 12.72 | |||
| SST103/220 | 220 | 24.15 | |||
| SST103/230 | 230 | 23.00 | |||
| SST103/300 | 300 | 49.00 | |||
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