The main coolant pipe of forging reactor shall meet the requirements of RCC-M M M 3321, and when machining it. The whole circumference of the outer surface is damaged, and the width of the damaged part is 100mm and the maximum depth is 3mm. After opening NCR, the designer agrees to repair the damaged part, as shown in the following figure. We would like to know whether the repair welding area is included in the in-service inspection plan and NDT is carried out according to a certain period.
正在翻译中..