√ Brief Introduction
T30/14 hollow bar is one of the T-thread self-drilling hollow injection anchor bolt. It is composed by hollow anchor bar, anchor nut, anchor plate, anchor coupling, drill bit, centralizer, and the hollow anchor bars can be cut and lengthened by coupling on request.
Self drilling anchoring system is an advanced system which can ensure the anchoring effect for complex ground conditions. It can be integrated with the functions of drilling, grouting and anchoring.
√ Specifications
Hollow Anchor Bar
| Size | Outer Dia. (mm) |
Inner Dia. (mm) |
Ultimate Load (KN) |
Yield Load (KN) |
Thread | Weight (Kg/m) |
| T30/16 | 30 | 15 | 220 | 180 | L | 2.7 |
| T30/14 | 30 | 14 | 260 | 220 | L | 2.9 |
| T30/11 | 30 | 11 | 320 | 260 | L | 3.65 |
√ Features
1. Safe, reliable, and time saving.
2. Simple installation & operation.
3. Choice of drill bits for different ground conditions.
4. Grouting works synchronize with drilling or after drilling. Grout can fill fractures effectively.
5. Anchor bars can be cut and lengthened on request, applying to narrow spaces.
6. It provides higher bonding stress than smooth steel pipe depending on continuous wave thread.
√ Application
Tunneling
Soil Nailing
Mining
Slope Stabilization
Hydroelectric Station
Civil Construction
Other underground projects
Company Profile
Metis is the most professional supplier in geotechnical engineering and construction industries in Asia. We provide the most innovative and effective solutions for a wide variety of ground engineering, slope stabilization, soil nailing, tunneling support, earth retention solutions.
We offer a comprehensive range of anchors and equipment to suit a wide variety of situations in the ground engineering and construction industries. Below are our fields of expertise:
*Â Self Drilling Anchor Bolt
*Â Anti-corrosion Rock Bolt
*Â Anchor Net
*Â Rock Drill
*Â Injection Pump
These rock bolts are available in a range of sizes and lengths. Also some products can be customized according to customer's demand. As a rapid and cost-effective solution, the bolts and equipment can be used in a wide variety of projects, such as tunneling support, hydroelectric station, soil nailing, micro piles, mining, and other projects.
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