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Forwards safety evaluation re probability that atypical weld wire was used in reactor pressure vessels fabricated by B&W. Probability very low.Present Tech Specs on reactor vessel pressure-temp limits provide sufficient margin of safety.

Accession Number: ML19323B700

Date Released: Friday, October 25, 2024

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• ML19323B699 - Forwards safety evaluation re probability that atypical weld wire was used in reactor pressure vessels fabricated by B&W. Probability very low.Present Tech Specs on reactor vessel pressure-temp limits provide sufficient margin of safety. (2 page(s), 4/1/1980)
• ML19323B706 - Safety evaluation re probability that atypical weld wire was used in reactor pressure vessels fabricated by B&W.Testing revealed low probability of wire use.Recommends removal of administrative operating limits. (5 page(s), 4/1/1980)