DMH Thermal Fatigue Test System
Thermal Fatigue Test System
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DMH Thermal Fatigue Test System
This test system is designed to synchronize both repetitive stresses with a hydraulic servo system and temperature cycling with a high-frequency induction heating system to control the degree of constraint during thermal cycles.
DMH250 Thermal Fatigue Test System High-frequency induction heating system
| Temperature range | 300℃ to 1200℃ |
|---|---|
| Heating system | High-frequency induction heating system (Direct and indirect induction heating) |
| Control system | Heat cycle and temperature constant control by PID control |
| Heating speed | Approx. 70s from room temperature to 1000℃ |
| Cooling system | Air servo system (Simultaneous control of heating and cooling by PID control) |
| Cooling speed | Approx. 60s from 1000℃ to 300℃ |
| Temperature distribution | Within 15℃ (GL-15mm at 900℃) |
| Attainable vacuum | 10－3Pa order (by constant heating at 900℃） |
| Pumping speed | Approx. 40min. up to 10－3 Pa order |
| Vacuum pump | Turbo molecular pump and oil rotary pump |
| Vacuum gauge | Pirani gauge and ionization gauge |
| Power supply | 3-phase 200V, 3kVA |
| Cooling water | 25L/min at 30℃ |
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