Product Usage
Used to determine the deformation performance of concrete specimens under long-term constant axial pressure.
Execution standards
Standard for Long term Performance and Durability Test Methods of Ordinary Concrete (GB/T50082-2009).
technical parameter
1. Maximum test force: 500kN;
2. Measurement range: 0-500kN;
3. Relative error of pressure: ± 1%;
4. Measurement error of displacement sensor: ± 1um, resolution: 0.1um
5. Spring specification: Spring height: 300mm;
6. Spring compression stroke: greater than 20mm;
7. Screw diameter: 65mm;
8. Clear spacing between screws: 335mm;
9. Pressure plate thickness: 40mm;
10. ※ Net distance for specimen operation: 1150mm;
11. Test block size: 100× one hundred × 400 mm or 150× one hundred and fifty × 600 mm;
12. Power supply: frequency 50Hz;The rated voltage of the oil pump is AC380V, and the rated voltage of the controller is AC220V;
13. The flatness deviation of the pressure plate should not exceed 0.1 mm/100 mm;
14. The overall structure has undergone quenching treatment, with high strength and low stress relaxation.
Product features
1. Fully automatic true color touch control system, real-time display of specimen status and test environment temperature and humidity;
2. The pressure plate undergoes quenching treatment process, with stable performance and small stress deformation;
3. Adopting high-quality high-speed rail springs, resistant to moisture and corrosion, with a service life of over ten years;
4. Equipped with a self-developed specialized adhesive free displacement measurement auxiliary device, which is more convenient and fast;
5. Users can make multiple specimens at the same time based on the size of each specimen, improving equipment utilization.
