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Forwards inservice insp exam summary for 840919-22 insp re pipe welds in portions of safety injection sys containing stagnant oxygenated borated water which causes transgranular stress corrosion cracking.Exams revealed no effect on sys.

Accession Number: ML20114B443

Date Released: Thursday, May 7, 2020

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• ML20114B441 - Forwards inservice insp exam summary for 840919-22 insp re pipe welds in portions of safety injection sys containing stagnant oxygenated borated water which causes transgranular stress corrosion cracking.Exams revealed no effect on sys. (1 page(s), 1/22/1985)
• ML20114B451 - Inservice insp rept for 840919-22 re exams performed on circumferential pipe welds to determine if oxygenated borated water stagnated inside welds to prevent transgranular stress corrosion cracking. (29 page(s), 1/3/1985)