T127 Self-Drilling Anchor Bolt
T127 is a heavy-duty, engineering-grade anchoring solution designed to provide high load capacity and long-term, reliable anchorage for demanding geotechnical applications.
T127 Self-Drilling Anchor Bolt Overview
TheT127 Self-drilling anchor bolt is an extra-large-diameter hollow anchor bar designed for heavy-duty and long-term ground reinforcement. With a 127 mm outer diameter and an ultimate load capacity of up to 2,400 kN, it provides high-capacity anchoring for demanding geotechnical projects. The hollow bar allows drilling and grouting through the same bar, while the T-thread connection provides reliable mechanical engagement.
Product Specifications
Hollow Anchor Bar
| Size | Outer Dia. | Ultimate Load | Yield Load | Weight | |||||
| mm | in | kN | kips | kN | kips | kg/m | lbs/ft | ||
 |
SET127L | 127 | 5.00 | 2400 | 540 | 1810 | 407 | 30.50 | 20.50 |
| Note： 1. Customized products are available based on your specific requirements； 2. 1mm=0.03937in 1kN=0.225kips 1MPa=0.1450377ksi 1kg/m=0.672 lbs/ft |
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Coupler
| Size | Outer Dia. | Length | Weight | Note | |||||
| mm | in | mm | in | kg | lbs | ||||
 |
SST127 | 146 | 5.75 | 255 | 10.04 | 8.50 | 18.70 | With sealing ring | |
Spherical Collar Nut
| Size | Key Size | Length | Weight | Note | |||||
| mm | in | mm | in | kg | lbs | Heat treatment | |||
 |
SST127 | 140 | 5.51 | 140 | 5.51 | 7.50 | 16.50 | ||
Flat Plate
| Size | Dimensions | Thickness | Hole Dia. | Weight | |||||
| mm | in | mm | in | mm | in | kg | lbs | ||
 |
SST127 | 250×250 | 9.84×9.84 | 50 | 1.97 | 140 | 5.51 | 18.40 | 40.48 |
Centralizer
| Size | Outer Dia. | Length | Weight | ||||
| mm | in | mm | in | kg | lbs | ||
 |
SET127 | 200 | 7.87 | 80 | 3.15 | 3.50 | 7.70 |
Drill Bit
| Size | Outer Dia. | Application (Advice) | ||||||
| mm | in | |||||||
 |
EX | Sand, fills, gravel | ||||||
| SST127/200 | 200 | 7.87 | ||||||
 |
Clay Bit | Clay, soft soil, marls, loose sand or gravel | ||||||
| SST127/220 | 220 | 8.66 | ||||||
 |
ESS-F | Weathered rock, stone walls, rubble | ||||||
| SST127/200 | 200 | 7.87 | ||||||
T127 Self-Drilling Anchor Bolt Applications
The T127 is suitable for heavy rock support, deep anchoring, tunnel reinforcement, and other applications requiring stable, high-capacity ground reinforcement.
