ML20085E556

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Telecopy Ro:On 760430,during Mods Re Boron Recrystallization,Vendor Reported That Case Code Allowable Stress May Be Exceeded at Valve body-to-bonnet Flange.Valves within Code Limits for Present Operating Pressure
ML20085E556
Person / Time
Site: Palisades Entergy icon.png
Issue date: 05/03/1976
From: Berry K
CONSUMERS ENERGY CO. (FORMERLY CONSUMERS POWER CO.)
To:
NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION III)
Shared Package
ML20085E546 List:
References
NUDOCS 8308150213
Download: ML20085E556 (1)


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NUCLEAR REGULATORY COMMISSION e

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SUBJECT:

CONFIRMATION OF A PROMPT REPORTABEL OCCURRENCE ON APRIL 30, 1976, R 8 SEkELL RPORTED TO PR E JORDAN, BY TELPHONE, O

THAT DURING THE COURSE OF WORK ON MODIFICATIONS RELATED TO BORON e

RECRYSTALLIZATION, THE VENDOR OF TWO VALVES CV2113 AND CV2115 NAS REPORTED:THAT IN ONE CASE CODE ALLOWABLE STRESS NAY BE EXCEEDED AT O

1HE VALVE B00Y TO BONNET FLANGE.

THIS CASE IS A AS$0CATED WITH 2200 0

PS? OPERATION AND THE ACT OF CLOSING THEVALVE.

THE VENDORS CALCU=

LATIONS SH0n THAT THE VALVES ARE FULLY w! THIN CODE LIMITS FOR THE O

PRESENTLY ALLOWED 1800 PSI OPERATING PRES $URE.

e WE HAVE IDENTIFIED THIS AS & PORMPT REPORTABEL OCCURENCE AND ARE CONTINUING TO INVESTIAGE THIS PROBLEM O

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