ML20204F944

Forwards Addl Info Re Containment Pressure Boundary Fracture Toughness,In Response to NRC .W/Four Oversize Drawings.Aperture Cards Are Available in PDR

ML20204F944
Person / Time
Site:	Catawba
Issue date:	06/03/1982
From:	Parker W DUKE POWER CO.
To:	Adensam E, Harold Denton Office of Nuclear Reactor Regulation
Shared Package
ML20204F949	List: ML20204F944 ML20263T484 ML20263T486 ML20263T489 ML20263T491
References
NUDOCS 8305020326
Download: ML20204F944 (2)

Text

F DUKE POWER COMPANY Powra 13camixo 402 Sourn Gnuacu Srneer, Cruumire. N. C. ana4a WI L LI AM O. PA R M E R. J R.

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June 3, 1982 tctc -o c:^ ca 7o4 Strans PaoowcTion 373-4083 Mr. Harold R. Denton, Director Office of Nuclear Reactor Regulation U. S. Nuclear Regulatory Commission Washington, D. C. 20555 Attention: Ms. E. G. Adensam, Chief Licensing Branch No. 4 Re:

Catawba Nuclear Station Docket Nos. 50-413 and 50-414

Dear Mr. Denton:

Elinor G. Adensam's letter of May 4,1982 requested additional information in regards to containment pressure boundary fracture toughness. Attached is Duke Power Company's response.

Very truly yours, n

_- 6

)

William 0. Parker, Jr.

ROS/php Attachment cc: Mr. J. P. O'Reilly Mr. P. K. Van Doorn Mr. R. Guild Palmetto Alliance Mr. J. L. Riley Mr. H. A. Presler i:

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1. 7g,MS/C A

8305020326 820603 PDR ADDCK 05000413 A

PDR

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• O CATAWBA NUCLEAR STATION CONTAINMENT PRESSURE B0UNDARY FRACTURE TOUGHNESS DATA

1) Fabrication Code a) Containment Vessel Plate: ASME Code 1971 Edition through Summer 1972 addenda, Subsection NE, paragraph NE-2350 b) Containment Vessel Welds: ASME Code (as above), Subsection NE, paragraph NE-4335 c) Personnel Locks: ASME Code (as above), Subsection NE, paragraph 2350 d)

Equipment Hatch: ASME Code (as above), Subsection NE, paragraph NE-2300 e) Piping Penetrations: ASME Code 1974 Edition through Summer 1974 addenda, Subsection NC, paragraph NC-2311

2) Materials Test Data:

In storage at the Catawba site *

3) Lowest Service Metal Temperatures Item Specification Actual Charpy Test U

U Containment plates OF 49 F

-30 F-Containment welds 10 49

-20 Personnel Locks 48 49 18 Equipment Hatch 0

49

-30 Piping Penetrations (stubends) 10 49

-30

4) As-Built Information for Flued Heads This data is given on the following drawings.

Penetration Drawing Type I CNM-1206.00-0010 Type II CNM-1206.00-0011 Type III Ser 1 CNM-1206.00-0012 Type III Ser. 3 CNM-1206.00-0048 d