ML19337A410

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Responds to IE Bulletin 79-03A, Longitudinal Weld Defects in ASME SA-312,Type 304 Stainless Steel Pipe. No SA-312 or A-312,Type 300 Series Fusion Welded Pipe Is Planned for Use in safety-related Sys Subj to Stresses Greater than 85%
ML19337A410
Person / Time
Site: Clinton  Constellation icon.png
Issue date: 08/12/1980
From: Wuller G
ILLINOIS POWER CO.
To: James Keppler
NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION III)
References
IEB-79-03A, IEB-79-3A, L08-80(08-12)-0, U-0614, NUDOCS 8009090808
Download: ML19337A410 (1)


Text

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/LLINDIS POWER COMPANY ,

9f_ (9g_72y _9 500 south 27TH STREET, DECATUR, ILLINOIS 62525 August 12, 1980 Mr. James'G. Keppler Director, Region III Office of Inspection & Enforcement U. S. Nuclear Regulatory Commission 799 Roosevelt Road Glen Ellyn, Illinois 60137

Dear Mr. Keppler:

Reference:

IE Bulletin No.79-03A, Longitudinal Weld Defects ir.

ASME SA-312, Type 304 Stainless Steel Pipe Clinton Power Station Units 1 & 2 Docket Nos. 50-461 and 50-462 Construction Permits No. CPPR-137 & CPPR-138 This is in response to your letter of April 7, 1980, whereby you forwarded for action the referenced IE Bulletin No.79-03A.

The following items answer the specific requirements of IE Bulletin No.79-03A for the Clinton Power Station:

1. No SA-312 or A-312, Type 300 Series fusion welded pipe is planned for use in safety-related systems subject to design stresses greater than 85 percent of the code allowable stresses at the Clinton Power Station.
2. -Not applicable.
3. Ends are no longer accessible, therefore, this does not apply.

Sincerely,

/ G. E. Wuller

~

Supervisor - Licensing Generation Engineering Dept.

GEW/em cc: NRC Office of Inspection & Enforcement Division of Reactor Construction Inspection Wash., D.C. 20555 AUS 141980 8009090307 , ,

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