ML20085E556

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
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: ML20085E543 ML20085E549 ML20085E556
References
NUDOCS 8308150213
Download: ML20085E556 (1)

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02179 MGM TOVE JACKSON MI 05-03 O e O 9 O> NUCLEAR REGULATORY COMMISSION n e (FORMERLY AEC) BUILDING R 799 ROOSEVELT RD -/

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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 RECRYSTALLIZATION, THE VENDOR OF TWO VALVES CV2113 AND CV2115 NAS e

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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