Ultrasonic shot peening stress relief technology
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There are many reasons for weld cracks in pressure vessels in use; stress concentration is an important factor that leads to such cracks. When defects are found during the maintenance of pressure vessels as part of chemical plant overhauls, it is necessary to carry out repairs, and it is very important to relieve stress in the welds. Ultrasonic shot peening is an excellent method for stress relief, as it is easy to implement and yields good results. Many years of experience in repairing large-scale chemical equipment.
Ultrasonic shot peening for stress relief cannot yet replace post-weld heat treatment, right?