Cryogenic Torsion Testing MachineMetallic MaterialsUnder Cryogenic ConditionsTorsion Test Method

Fully Automatic Cryogenic Electronic Torsion Testing Machine for Cryogenic Environmental Adaptability Testing

Torsion Resistance Testing Under Cryogenic Environment Cryogenic Testing Equipment

I. Product Introduction:

The cryogenic torsion testing machine is suitable for conducting mechanical performance tests such as torsion strength, stiffness, and durability on various torsional elastic bodies, torsion springs, metallic materials, and non-metallic materials under cryogenic conditions. This testing machine can simulate extreme environments encountered in actual use and consists of a cryogenic chamber, cryogenic control system, servo power system, precision transmission system, and computer control display system.

Applicable Standards:

GB 10128-2007 "Metallic Materials—Torsion Test Method at Room Temperature"

JJG 269-2006 "Verification Regulation for Torsion Testing Machines"

JB/T 9370-2007 "Technical Conditions for Torsion Testing Machines"

II. Features

1. Temperature Range: The temperature range of the cryogenic torsion testing machine is typically from -190°C to room temperature (generally up to +350°C).

2. Refrigeration Method: Utilizes liquid nitrogen refrigeration or compressor refrigeration to ensure stability and accuracy at extremely low temperatures.

3. Temperature Control Accuracy: High-precision PID regulator for temperature control, with a temperature display accuracy of 0.1°C and temperature fluctuation of ±2°C (or ±1°C).

4. Chamber Design: The chamber features a top-opening door with an observation window and lighting system for convenient monitoring of the testing process.

III. Technical Parameters:

1. Style: Vertical (Fully Automatic)

2. Test Torque: 50Nm, 100Nm, 200Nm, 500Nm, 1000Nm, 2000Nm, 5000Nm, 10000Nm

3. Minimum Torque Reading: 0.001Nm, 0.01Nm, 0.1Nm

4. Minimum Torsion Angle Reading: 0.1°

6. Test Force Accuracy: ±0.5%

7. Displacement Measurement Accuracy: ±0.5%

8. Distance Between Loading Disk and Torque Disk: 0–70mm

9. Testing Machine Grade: Grade 0.5

10. Deformation Indication Error: ≤±(50+0.15L)

11. Power Supply: 220V, 50Hz

12. Low Temperature: Room Temperature to -190°C

Note: This torsion testing machine can be equipped with a low-temperature environmental chamber for conducting torsion performance tests under low-temperature conditions.