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Roof Rock Anchor T52/26 Self Drilling Rock Bolts With Drill Bit And Coupler
Features
Self drilling anchor bolt is installation under the conditions of the soil/rock with the risk of drill hole collapse due to pulling out of drill bit as in the classical anchor installation process.
SupAnchor has achieved the security application of 30,000,000 meters self-drilling anchor bar in the world. As the No.1 manufacturer and exporter of self-drilling anchors in Asia. The system enables drilling and grouting in one operation, making much saving in jobsite and project time.
Applications
1. Ground engineering
2. Micropiles
3. Soil nailing
4. Foundation for avalanche protect
5. Stabilization of tunnel portals
6. Drains
7. Root piling
8. Tunneling
Technical Data
Anchor Bar | T52/26 |
Outside Diameter (mm) | 52 |
Internal Diameter (mm ) | 26 |
Cross sectional area (mm2) | 1250 |
Ultimate load (kN) | ≥ 929 |
Load at 0.2% Yield (kN) | ≥ 730 |
Weight (kg/m) | 9.90 |
Thread type | T52 International Standard / Left or Right |
Type of steel | 40Cr / Q345B / S460NH |
Elongation % | Agt ≥ 5%, A100mm ≥ 12% / 10% / 8% / 6%, A200mm ≥ 10% / 6% ... |
Length (m) | (1) x 2, x3, x4 |
Options of Anti-corrosion | Hot-dipped Galvanization / Epoxy Coating / SupCoat *Hot-dipped Galvanization: ISO 1461. * Epoxy Coating: Bending properties up to standard ISO 1519; Impact properties up to standard ASTMD 2794; Adhesion up to standard ISO 2409:2007. *SupCoat: HDG + EC |
Anchor Bar and Accessories
Job sites
SubNumbers
10 Years - The average seniority > 10 years, which is not common in anchor manufacturing industry.
20 Years - 20 years of exporting experience, familiar with different product standards from different
customers and countries.
26 Years - 26 years of exploration and development, SupAnchor has become the No.1 SDA bar
manufacturer in Asia.
60 Countries - customers from 60 countries. Our self drilling anchor systems have been used by
customers from 50 countries all over the world, including America, Chile, Germany,
Australia India, etc.
1,500 Projects - SupAnchor’s products have been widely used in over 1500 massive projects.
Mechanical strength test ratio | >= | 3% |
Dimensions test ratio | = | 100% |
Surface inspection ratio | = | 100% |