T52 Self Drilling Anchor
Product Summary
Self drilling hollow bar ,as a new construction technology, has been applied in anti-wall and slope projects. It can solve technological problems of lose stratum.
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Feature：
1.High efficiency of construction.
2.Good adaptability
3.High anchoring force
Hollow Anchor Bar
| Size | Outer Dia. (mm) |
Inner Dia. (mm) |
Ultimate Load (kN) |
Yield Load (kN) |
Weight (Kg/m) |
| SST52/24 | 52 | 24 | 929 | 730 | 10.20 |
| SET52/26 | 52 | 26 | 929 | 730 | 9.70 |
Coupler
| Size | Outer Dia. (mm) |
Length (mm) |
Weight (Kg/pc) |
Note |
| SST52 | 70 | 160 | 2.31 | With sealing structure |
| SET52 | 70 | 160 | 2.46 | Without sealing structure |
Hex Nut
| Size | Key Size (mm) |
Length (mm) |
Weight (Kg/pc) |
Hardness (HRC) |
| SST52 | 80 | 70 | 1.94 | 25-30 |
Spherical Collar Nut
| Size | Key Size (mm) |
Length (mm) |
Weight (Kg/pc) |
Hardness (HBS) |
| SST52 | 80 | 70 | 2.30 | 290-340 |
Flat Plate
| Size | Dimensions (mm) |
Thickness (mm) |
Hole Dia. (mm) |
Weight (Kg/pc) |
| SST52 | 145×145 | 27 | 65 | 3.60 |
| 200×200 | 30 | 65 | 8.59 | |
| 220×220 | 35 | 65 | 13.10 |
Centralizer
| Size | Outer Dia. (mm) |
Length (mm) |
Weight (Kg/pc) |
| SET52 | 112 | 35 | 0.39 |
Drill Bit
| Size | Outer Dia. (mm) |
Weight (Kg/pc) |
Application Range (Advice) | ||
| EX | Sand, fills, gravel | ||||
| SST52/115 | 115 | 2.10 | |||
| SST52/130 | 130 | 3.90 | |||
| SST52/150 | 150 | 4.00 | |||
| SST52/175 | 175 | 6.00 | |||
| EX | |||||
| SST52/175 | 175 | 5.80 | |||
| EXX | Softer sedimentary rocks such as marls, mudstones, siltstone | ||||
| SST52/90 | 90 | 2.00 | |||
| SST52/100 | 100 | 2.30 | |||
| SST52/115 | 115 | 3.37 | |||
| SST52/130 | 130 | 4.70 | |||
| SST52/150 | 150 | 6.59 | |||
| EXX(Venturi) | |||||
| SST52/100 | 100 | 2.55 | |||
| Clay Bit | Clay, soft soil, marls, loose sand or gravel | ||||
| SST52/130 | 130 | 2.30 | |||
| SST52/150 | 150 | 2.53 | |||
| SST52/175 | 175 | 2.50 | |||
| SST52/200 | 200 | 3.50 | |||
| ES-F | Gravel, soft rock | ||||
| SST52/115 | 115 | 1.87 | |||
| ESS-F | Weathered rock, stone walls, rubble | ||||
| SST52/76 | 76 | 1.52 | |||
| SST52/100 | 100 | 2.60 | |||
| SST52/115 | 115 | 3.72 | |||
| SST52/130 | 130 | 4.51 | |||
| SST52/150 | 150 | 6.50 | |||
Drill Bit Adapter
| Size | Anchor Bar Thread | Drill Bit Thread | Length (mm) |
Weight (Kg/pc) |
| SST52/T73 | T52 | T73 | 80 | 1.22 |
| SST52/T76 | T52 | T76 | 65 | 1.07 |
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