Temperature (℃) | Acoustic Speed [30] (m/s) | Calculated thickness (mm) | Actual thickness (mm) | Error (%) |
---|---|---|---|---|
25 | 3246 | 60.25 | 60 | 0.4 |
100 | 3122 | 59.57 | 60.975 | 2.3 |
300 | 3038 | 59.75 | 60.994 | 2.0 |
500 | 2870 | 59.84 | 61.013 | 1.8 |
600 | 2795 | 61.62 | 61.033 | 0.9 |
700 | 2656 | 61.77 | 61.062 | 1.1 |