Supanchor Rock Reinforcement Co., Ltd.
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Hex And Domed Steel Nut For R51 Self Drilling Anchor Bar In Mining
Features
SupAnchor is the No. 1 manufacturer and exporter of self drilling anchor systems in Asia. It has achieved the security application of 30,000,000 meters self-drilling anchor bar in the world.
In a certain range, tensile strength increase in proportion to hardness. For couplers and nuts, it’s important to make sure the fitting capacity reaches bar’s capacity. Through hundreds of rounds of testing, a lab standard is set up which is HRC 20 - 30 for both couplers and nuts.
Applications
1. Tunneling
2. Mining
3. Foundation
4. Slope stabilization
5. Spilling
6. Root piling
7. Radial systematic anchoring
Technical Data
| Anchor Nut | R51L/36 | R51L/34 | R51N/33 | R51N/31 | R51/950 | R51/660 |
| Key Size SW (mm) | 75 | 75 | 75 | 75 | 75 | 75 |
| Length (mm) | 70 | 70 | 70 | 70 | 90 | 70 |
| Thread type | ISO 1720 - R51 / Left or Right | |||||
| Type of steel | 40Cr / C45 | |||||
| Unit Weight (kg) | 1.50 | 1.50 | 1.50 | 1.50 | 1.92 | 1.50 |
| Nut type | Hex Nut / Spherical Nut | |||||
| Hardness | HRC 20-30 | |||||
| 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.
has its own quality tracking systems. Every batch of anchor bar has its unique batch No.1 exporter of SDA bars in Asia, quality control has been always SupAnchor’s biggest