Research Article
Study of the Tensile Damage of 321 Stainless Steel for Solar Thermal Power Generation by Acoustic Emission
Figure 6
Distribution of peak frequency during tensile test. There are five types of peak frequency signals during the tensile test, which are distributed in five ranges: 0-48 kHz, 50-97 kHz, near 149 kHz, around 284 kHz, and near 388 kHz.