Currently, the aviation industry has more expansion. Aircraft maintenance systems, it is likely to want to start. To meet business needs, so maintenance is required to fast, accurate can be timely bug fixes and make the aircraft out to safely complete the mission. Therefore, the device that is used to determine the structure, it is necessary to develop aircraft have the capability to detect defects in the aircraft accurately. Locate a birth defect has wished there is obvious and quickly make more. Without wasting hours of people and other resources in aviation maintenance. Non-destructive inspection, therefore, play a role in checking the aircraft structure due to non-destructive checks are a way to make. Instantly with no need to unplug all the parts, including the ability to detect tiny flaws such as cracks caused by fatigue cracks or material from the corrosion of materials.To determine the thickness of the structure, such as Spar axis wheelbase etc. Sometimes the flaw may exist within the workpiece. Non-destructive inspection of internal aircraft structure is required to be made to check for flaws in them with. A popular method is implemented, which include monitoring by photography and radiation monitoring with high-frequency sound waves, which are popular with photography because you can visualize the internal structure immediately. But the limitations of photography with radiation is required to have a space between the section recording or film with radiation originates. Check could not be performed on one side. Non-destructive inspection with high-frequency sound waves. So come have a role in monitoring the internal structure more.
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