Self-drilling anchor system is a type of ground anchor used to provide stability in soil or rock formations. For application in soil nailing, rock bolting, micro-pipling, tunneling, mining and infrastructure.
Size | O.D. (mm) | I.D. (mm) | Sectional Area (mm²) | Ultimate Load (kN) | Yield Load (kN) | Agt | Weight (kg/m) | |
T103 | T103-78 | 103.0 | 78.0 | 3180 | 2270 | 1800 | >6% | 25.0 |
T103-51 | 103.0 | 51.0 | 5600 | 3660 | 2670 | >6% | 44.0 | |
Thread direction | Right hand | |||||||
Thread standard | Internatioanl standard |
Thread size | Length(mm) | Out Diameter(mm) | Unit Weight(kg) |
T103 | 255.0 | 123.0 | 7.5 |
290.0 | 132.0 | 12.5 | |
Steel grade | As per request | ||
Thread direction | Right hand | ||
Thread standard | Internatioanl standard | ||
Hardness (HRC) | HRC25 ~ HRC30 | ||
Features | All are designed with a middle stop; O rings are available as per request. |
Size | SW (mm) | L (mm) | Unit Weight (kg) |
Spherical Nut | |||
T103 | 125 | 80 | 3.40 |
Steel grade | As per request | ||
Thread direction | Right hand | ||
Thread standard | Internatioanl standard | ||
Hardness (HRC) | HRC25 ~ HRC30 | ||
Features | All nuts are machined and with chamfered edges to suit both domed plates and solid plates. |
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EX | All steel cross bit for loose to medium dense ground formations. |
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ES | Hardened button bit for weak cemented soil/sands and weak fractured rock formations. |
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EC | Hardened arch bit for loose to dense soil or sand formations. |
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EY | Hardened three-cutters bit for weak cemented soil/sand and weak fractured rock formations. |
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EXX | TC cross bit for medium to strong fractured rock formations. |
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ESS | TC button bit for strong fractured rock formations. |
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ECC | TC arch bit for medium fractured rock formations. |
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EYY | TC three cutters bit for medium fractured rock formations. |
Bit Matrix | ||||||||||||||
Dia. | 42 | 51 | 76 | 90 | 100 | 115 | 130 | 150 | 175 | 220 | 250 | 280 | 300 | 350 |
T103 | √ | √ | √ | √ | √ | √ |
Thread standard | ISO10208 / ISO 1720 / International standard |
Thread direction | Left Hand / Right Hand |
Hardness | HRA87 ~ HRA90 for TC bits, HRC48 ~ HRC55 for all steel bits |
Size | Solid Plate | ||
A x A x B (mm) | D (mm) | Weight (kg) | |
T103 | 240 x 240 x 50 | 110 | 19.0 |
Note | Other dimensions are available upon request. |
Size | Out Diameter (mm) | Unite Weight (kg) |
T103 | 165 | 3.00 |