Mechanical Geotechnical Material Creep Testing Machine that meets the requirements of GB/T17689 QB/T2854 Q/CR549.2 and other standards

Usage:

This testing machine implements standard requirements of GB/T17689-1999 "Geosynthetics Plastic Geogrid", QB/T2854-2007 "Plastic Geogrid Creep Test and Evaluation Method", Q/CR549.2-2016 "Railway Engineering Geosynthetics The second part: Geogrid", ISO13431: Geotextiles and geotextile-related products-Determination of tensile creep and creep rupture behaviour, mainly used for the evaluation of geotextile-grid products at room temperature and high temperature creep test. It is a common equipment used by scientific research institutions, quality inspection departments, aerospace, construction materials, colleges and universities, and related industrial and mining enterprises to conduct material performance inspection and research.

Main technical index

1. The number of channels of a single device loading unit: 4 pcs

2. The maximum load of a single channel: 10KN;

3. Effective loading range: 0.1kN~10kN;

4. Test force measurement error: within ±1%;

5. Eccentricity of upper and lower chuck: ≤10%;

6. Minimum test force: 20N;

7. Leverage ratio: 1:20 (first-level leverage)

8. Deflection of the upper lever: 0.3mm;

9. Lifting speed of the pull-down rod:  slow (automatic leveling) 2.5mm/min;

Manual 4mm/r (handwheel);

10. The maximum stroke of the pull rod: 400mm;

11. Effective test space: 1800mm;

12. Control mode: There are two lever leveling modes: automatic control and manual control;

13. Equipment form: a group of four stations, sharing an environmental box.

14. Chamber size of environmental box: 1200×2000×500mm (width×height×depth)

15. Temperature range: room temperature~100℃;

16. Temperature control accuracy: 1%;

17. The temperature fluctuation is: ±2ºC;

18. Heating rate: 1~3℃/min;

19. Power supply: 3ƒ AC380V±10%, 50Hz±1Hz, total power 7.5KW;

20. Equipment dimensions: length×width×height=1450×1500×3200 (mm)