SupUTS 114 Outside Diameter & 2800kN Tensil Load Heat Treatment SDA
Hollow Threaded Bar T114/2800
Features
SupAnchor® has achieved the security application of 30,000,000 meters
self-drilling anchor bar in the world. The SDA hollow threaded bar is a bolting solution for difficult
ground and rock conditions.With premium heat treatment technology, 2 types of threads profile available: R (Rope Thread) or T
(trapezoidal); For permanent applications, optional HDG or epoxy coating can be
provided to protect from corrosion; No cased borehole allowing ground preservation.
Advantages
1. Drilling and grouting simultaneously
2. Decreased labor & material cost
3. High installation rate
4. Difficult soil condition
Applications
1. Tunneling
2. Mining
3. Roof and wall bolting
4. Radial systematic anchoring
5. Foundation
6. Slope stabilization
Technical Data
| Technical Details |
| SupUTS T Thread | T76/1400 | T76/1800 | T76/2200 | T114/2800 | T114/3450 |
| Ultimate load (kN) | 1400 | 1800 | 2200 | 2800 | 3450 |
| Load at 0.2% Yield (kN) | 1100 | 1400 | 1700 | 2100 | 2700 |
| Weight (kg/m) | 11.50 | 13.50 | 16.30 | 21.00 | 25.80 |
| Tensile strength (N/mm2) | ＞ 1100 | ＞ 1100 | ＞ 1100 | ＞ 1100 | ＞ 1100 |
| Yield strength (N/mm2) | ＞ 900 | ＞ 900 | ＞ 900 | ＞ 900 | ＞ 900 |
| Outside diameter (mm) | 76 | 76 | 76 | 114 | 114 |
| Internal diameter (mm ) | 64 | 60 | 56 | 96 | 92 |
| Cross sectional area (mm2) | 1465 | 1719 | 2076 | 2670 | 3280 |
| Type of steel | 40Cr | 40Cr | 40Cr | 40Cr | 40Cr |
| Elongation A100 mm | ≧ 5% | ≧ 5% | ≧ 5% | ≧ 5% | ≧ 5% |
| Thread type | T International Standard / Left or Right |
| Length (m) | (1) x2, x3, x4 |
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.
Quality System
