ML20128C549
| ML20128C549 | |
| Person / Time | |
|---|---|
| Site: | Monticello  |
| Issue date: | 07/24/1968 |
| From: | James O'Reilly US ATOMIC ENERGY COMMISSION (AEC) |
| To: | Boyd R US ATOMIC ENERGY COMMISSION (AEC) |
| Shared Package | |
| ML20128C554 | List: |
| References | |
| NUDOCS 9212040466 | |
| Download: ML20128C549 (1) | |
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[" k UNITED STATES d
x?i ATOMIC ENERGY COMMISSION -
' *j WASHINGTON. O.C. 20545
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JUL 2e13Sr R. S. Boyd, Assistant Director for Reactor Projects Division of Reactor Licensing NO.TIFER'! STATES KfER COMPANY (MONTICELLO), DOCKET NO. So-263'sTU3 TUEE MATERIAL INCLUSIONS The attached memorandus frc= our Region III Office (Chicago), concerning the disco < cry of carbon inclusions in.the Inconel tubing from which the reactor vessel stub tubes are fabricated, is forwarded for infor:ation.
Ecsed on the investigatio$s conducted by the Chicago Bridce ati Iron Oc:pany (CI&I), ve believe that the inclusions bave not impaired the physical properties of the stub tube caterial. Ecvever, because cf the current problers being experienced with stub tubes and the limited in-formation available regarding the long-ter corrosica resists.ce of
'i Inconel, ve have take action by requesting our consultant, Paraceter, Incorporated, to review this natter. A visit has been scheduled on July 29, 1968, to CELI for this purpose. We vill infor you of significant deveh, tents.
Ur J r......'
J. P. O'Reilly, Chief Reactor Inspection and Enforcement Branch Division of Cc=pliance
Enclosure:
IncuiryMemoranduc7/10/66 E. D. Thornburg to J. P. O'heilly l
cc:
E.-G. Case, DRS S. Levine, LEL D. J. Skovholt, DRL (2)
L. Kolcblith, Jr., CO S File l
i I
9212040466 680724 PDR ADOCK 05000263 S..
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