- Jan 27, 2018 -
Hazard and preventive measures of noise in welding operation
The spread of noise generally has three stages: the source of noise, the route of transmission and the recipient. Transmission routes include reflection, diffraction and other forms of sound wave course. Only when the source of sound, the route of transmission of the sound and the recipient of the three factors co-exist, the noise can cause interference and harm to people. Therefore, noise control must consider these three factors.