Standard number |
Standard Name |
ASTM 5397–99 |
《 Standard Test Method for Evaluation of Stress Crack Resistance of Polyolefin Geomembranes Using Notched Constant Tensile Load Test 》 |
Limitations and Description of Instrument Use
1. The relative humidity of the environment shall not exceed 85%, and the test environment temperature shall be between 0 ℃ and 40 ℃;
2. In an environment without vibration or corrosive media around;
3. Install and level correctly on a stable foundation;
4. There is no strong magnetic field interference during work, and the surrounding air is well ventilated but without strong convection;
5. Power supply: 220VAC-15%~220VAC+10%, 50Hz power: 2500W; single-phase three wire system, reliable grounding is required;
2. Specifications and Installation
2.1 Equipment Parameters
1. Sample flight: 30 aircraft
2. Temperature control range: room temperature -90 ℃
3. Temperature control accuracy: ± 0.5 ℃
4. Timing accuracy: 1s
5. Timing control method: PLC
6. Temperature control method: Temperature module PID automatic control
7. Display mode: touch screen
8. Equipment dimensions: 1.9 × 0.85 × 1.42 meters
9. Equipment weight: 190kg
10. Hydration method: automatic
11. Leverage ratio: 1:3
12. Load range: 200g~1370g
13. Hanging pipe: 196 ± 3g
14. Thermostatic chamber volume: 126L
15. Sample fixture shaft diameter: 6mm
16. 500g weight: 500 ± 2g