Research Article

The Time-Space Joint Response Characteristics of AE-UT under Step Loading and Its Application

Table 3

Correlation coefficient between AE and UT parameters.

AEUT
UT velocity UT attenuation coefficient
Test resultAverageTest resultAverage

AE pulses0.73830.75240.76890.75320.85010.81060.83710.8326
AE energy0.77440.82650.76930.79010.87060.89020.84460.8685