France had to stop some reactors after detecting defected pipes. This was not due to age, but manufacturing issue. Plants are constantly being monitored and p

France had to stop some reactors after detecting defected pipes. This was not due to age, but manufacturing issue. Plants are constantly being monitored and pieces are replaced. After 50 years, very few pieces are original. That is why US and France keep pushing the retirement age of their plants as they function fine.