Fatigue testing machine

Mainly used to determine the tensile compressive alternating fatigue characteristics of metal materials and their components under dynamic loads such as sine waves, triangular waves, square waves, and oblique waves.

　　1、 Fatigue testing machinePurpose:

Mainly used to determine the tensile compressive alternating fatigue characteristics of metal materials and their components under dynamic loads such as sine waves, triangular waves, square waves, and oblique waves. We can complete the following test projects: tensile fatigue test, tensile compressive fatigue test, compressive fatigue test, fracture toughness test, crack propagation test, stress fatigue test, strain fatigue test, which meet the requirements of GB/T2611 "General Technical Requirements for Testing Machines", GB/T16826 "Electro hydraulic Servo * Testing Machine", GB3075 "Method for Axial Fatigue Testing of Metals", JB/T9397 "Technical Conditions for Tensile and Compressive Fatigue Testing Machines", GB228 "Method for Tensile Testing of Metallic Materials at Room Temperature" and other test standards.

　　IIHost parameters:

1. Axial maximum test force: 10KN, 20KN, 25KN, 50KN, 100KN, 200KN

2. Test force level: ± 1%;

3. Test force measurement range: 2% -100% FS;

4. Maximum displacement of electro-hydraulic servo actuator: ± 50mm/75mm;

5. Frequency range of electro-hydraulic servo valve: 0.1-50 Hz (optional);

6. Framework form: Double column; Column distance: ≥ 600mm; distance between upper and lower clamps: 50-600mm;

7. Control system: a fully digital electro-hydraulic servo controller based on PCI bus;

8. Control mode: Two closed-loop control loops for force and displacement, which can achieve full digital PIDF control, and the control mode can be smoothly switched. Fully digital DSP control system, closed-loop control frequency: 1kHz;

9. All digital internal signal generator: sine wave, triangular wave, square wave, oblique wave, combined wave, etc;

　　3、 Remarks:

1. For a detailed introduction to the performance characteristics of the fatigue testing machine, please refer to the "Equipment Proposal";

2. Various fixtures and measuring devices for fatigue testing machines are configured according to customer requirements;

3. The use of the spatial structure or stroke size of the fatigue testing machine can be customized according to user requirements;

4. It can be equipped with environmental chambers such as high-temperature furnaces, low-temperature chambers, and corrosion chambers to complete mechanical testing of materials in different environments.

For details, please consult:;: