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Updated LER 50-237/76-016:on 760324,through-wall crack found in 14-inch diameter HPCI furnace-sensitized stainless steel safe-end.Caused by intergranular stress corrosion.Cracked safe-end sent for metallographic analysis.

Accession Number: ML20090E392

Date Released: Monday, April 13, 2020

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• ML20090E388 - Updated LER 50-237/76-016:on 760324,through-wall crack found in 14-inch diameter HPCI furnace-sensitized stainless steel safe-end.Caused by intergranular stress corrosion.Cracked safe-end sent for metallographic analysis. (3 page(s), 6/21/1976)
• ML20090E394 - LER 50-237/76-016:on 760324,through-wall crack discovered in 14-inch HPCI sensitized stainless steel safe-end.Cause not stated.Cracked safe-end submitted for lab analysis. (3 page(s), 4/7/1976)