ML20094A738

Final Deficiency Rept (55(e)-84-35) Re post-weld Heat Treatment Qualification of Weld Wire Used in Fabrication of Spent Fuel Pool Hxs.Initially Reported on 840830.Paragraph ND-2431 Added in ASME Code Edition

ML20094A738
Person / Time
Site:	Nine Mile Point
Issue date:	09/28/1984
From:	Mangan C NIAGARA MOHAWK POWER CORP.
To:	Starostecki R NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION I)
References
(55(E)-84-35), (NMP2L-0179), (NMP2L-179), NUDOCS 8411060518
Download: ML20094A738 (2)

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NUMOHAWK Y NIAGARA NIAGARA MOHAWK POWER CORPORATION /300 ERIE BOULEVARD WEST, SYRACUSE, N.Y.13202/ TELEPHONE (315) 4741511 September 28, 1984 (NMP2L 0179)

Mr. R. W. Starostecki, Director U. S. Nuclear Regulatory Comission Region I Division of Project and Resident Programs 631 Park Avenue King of Prussia, PA 19406 Re: Nine Mile Point - Unit 2

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Dockeag. 50-410 i

& pr lys vuna ni Enclosed is a final report, in accoroance with 10L;;,30.55(e), for the post veld heat treatment ( PWHT) quali fication of weld wire used in the fabrication of spent fuel pool heat exchangers.

This condition was reported via te',-con to P. Russ of your staff on August 30, 1984.

Very truly yours, C. V. Mangan Vice President Nuclear Engineering and Licensing CVM/GG/pbd xc: Director of Inspection and Enforcement U.S. Nuclear Regulatory Commission Washington, DC 20555 R. A. Gram, NRC Resident Inspector 8411060518 840928 PDR ADOCK 03000410 og g gj

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NINE MILE POINT - UNIT 2 r

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DOCKET NO. 50-410 3.

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M Final Report for the Condition

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Concerning PWHT Qualification 4~

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Description of the Condition

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6 At the time of identification of this condition, it was believed that the weld 1:.'.$

material used ', the fabrication of spent fuel pool heat exchangers is 4

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required to comply with ASME Code Section III, paragraph ND-2431.

Later WJ-investigation indicated that the subject heat exchangers have been fabricated i

n s.f in accordance with the ASME Section III, Winter 1975 addendum which did not 9}

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contain paragraph ND-2431.

Paragraph ND-2431 was added in a subsequent r.

.V :s edition of the code; therefore, a deficiency does not exist.

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