Eddy Current ( ET ) and Remote Field ET( RFT )
A.Purpose
Detecting surface flaws and corrosion of tube or metal.
B.Application
- Tube: titanium, stainless steel, Monel, Copper....
- Heat exchanger, Feed water heater
- Condenser, Air cooler, Air conditioner
- Al-finned carbon steel tube
- Boiler tube
- Buried tube
- RFT is applied on Ferro-magnetic tubes
- Weld Joints
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Eddy Current
Remote Field ET
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C.Principle
Remote Field ET
RFT Principle