The Self Drilling Anchor system is comprised of a hollow threaded anchor bar with a sacrificial drill bit that performs drilling, anchoring and grouting in a single operation.
SINODRILLS T thread Self Drilling Anchor Bars
Hollow anchor bar is the body of a self-drilling anchor, as a hollow steel tube with an outer round thread, hollow anchor has the sacrificial anchor bit connected at one side, plate and nut connected at the other; two hollow anchor bars could be connected together via a coupling, for duties that requiring longer anchors.
Features
• Stable quality;
• Thread is compatible with ISO and other international standards;
• Good mechanical performance.
Applications
Pre-supporting, micropiling for foundation underpinning, slope anchorage, etc.
Parameters
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Size  | O.D (mm) | I.D (mm) | Ultimate Load (kN) | Yield Load (kN) | Weight (kg/meter) | 
T30-11  | 30.0 | 11.0 | 320 | 260 | 3.3 | 
T30-14  | 30.0 | 14.0 | 275 | 220 | 2.9 | 
T30-16  | 30.0 | 16.0 | 245 | 190 | 2.7 | 
T40-16  | 40.0 | 16.0 | 660 | 525 | 7.1 | 
T40-20  | 40.0 | 20.0 | 540 | 425 | 5.6 | 
T52-26  | 52.0 | 26.0 | 930 | 730 | 10 | 
T73-56  | 73.0 | 56.0 | 1035 | 830 | 10.8 | 
T73-53  | 73.0 | 53.0 | 1160 | 970 | 14 | 
T73-45  | 73.0 | 45.0 | 1600 | 1270 | 17.5 | 
T103-78  | 103.0 | 78.0 | 2270 | 1800 | 25 | 
T103-51  | 103.0 | 51.0 | 3660 | 2670 | 44 | 
Thread direction: Left hand / Right hand  | |||||
Thread standard: ISO10280 / ISO1720 / Other international standards  | |||||
Please contact our sales team for more specifications.