NRC says manufacturing flaws 'negligible', plant shutdowns not necessary

In its petition to the NRC, Beyond Nuclear cited the potential
defects in nuclear reactor components manufactured by AREVA-Le Creusot
Forge (ACF). The defects involve flaws in the steel manufacturing
process that result in carbon macrosegregation, a condition marked by
excess carbon that can make the metal brittle and subject to sudden
fracture or tearing under high pressure.

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