ML20205E961

Discusses Transmittal of Summary Matl from Stellite Frictional Testing Meeting.Listed Info About Fabrication & Testing of Stellite 6 Encl

ML20205E961
Person / Time
Issue date:	03/05/1999
From:	Mayfield M NRC OFFICE OF NUCLEAR REGULATORY RESEARCH (RES)
To:	Kamal Manoly NRC (Affiliation Not Assigned)
References
NUDOCS 9904060065
Download: ML20205E961 (46)

Text

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March 5,1999 MEMORANDUM TO: Kamal A. Manoly, Acting Chief Mechanical Engineering Branch Division of Engineering, NRR FROM: Michael E. Mayfield, Chief Electrical, Materials and Mechanical Engineering Branch Division of Engineering Technology, RES

SUBJECT:

TRANSMITTAL OF

SUMMARY

MATERIAL FROM STELLITE FRICTIONAL TESTING MEETING The summary materiai contained in the attachment is transmitted as requested.

The attachment includes descriptive information about fabrication and testing of Stellite 6 specimens, charactetization of the oxide film, simulation of valve wedging, and friction testing of specimens at BWR coolant conditions, it contains the results from the oxide film characterization and friction testing, including the concerns raised by the National Institute of Standards and Technology review of this test program and their recommendations. We plan to complete the report on this research in April 1999.

If you have any questions on the attachment, please contact Jerry Jackson (415-6656) of my staff.

Attachment:

As stated j

9904060065 990305 PDR ORG NREB

/// j PDJ '

NID5 Distribution: I Branch Reading Fhe i Document Control Desk 3nj { g ] e] I Public Dorvnent Room (l g y - U * [# gry g:er* Mac RLE CENTH1 Ces I DOCUMENT NAME: G:VJACKsoN\st!tmtg To receive a copy of this document, indicate in the box: "C" = Copy without attachment / enclosure 'E' = Copy with attachment / enclosure 'N' = No copy l OFFICE EMMEB ,

,lE EMMEQb _l EMMEB l l l lNAME1 J. Jackson W (/ J.Vord WV M.Mayfield l DATE D (4 3 / l0 V/99/ d3 4 /99, / /99 OFFICIAL HF. CORD COPY RES File Code: 18-5

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