FAC Series
Crack Detection
This gage is designed to measure progress (length) of a crack and its rate of its growth in a pre-determined location on a test specimen for which metal fatigue monitoring is required. A special adaptor (CGA-120A) is required between the FAC-20 gage and the strainmeter.
| Main Test Materials | Metal | Materials Backing | Epoxy |
| Operating Temperature | -20 to +80°C | Materials Element | Cu-Ni alloy foil |
| Compensation range | - | Strain limit | - |
| Bonding adhesive | CN,RP-2 | Fatigue life at room temp. | - |
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| Type | Measuring range (mm) |
Backing size (mm) |
Resistance (Ω) |
Grid interval (mm) |
Number of grid | |
| FAC-20 | 20 | 43×25 | 1 | 0.5 | 41 | |