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.