ML073020200

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E-Mail from Duncan to Boland Et Al., Slides from Davis-Besse Call
ML073020200
Person / Time
Site: Davis Besse Cleveland Electric icon.png
Issue date: 03/23/2007
From: Eric Duncan
Plant Support Branch II
To: Bateman W, Bilik T, Boger B, Boland A, Caldwell J, Chan T, Jay Collins, Cullen W, Cwalina G, Jennifer Davis, Dyer J, Marilyn Evans, Georgiev G, Russell Gibbs, Grant G, Grobe J, Victor Hall, James Heck, James Heller, Hiland P, Dave Hills, Mel Holmberg, Diane Jackson, Jandovitz J, Langan S, Matthew Mitchell, Pederson C, Petrosino J, John Rutkowski, Satorius M, Shear G, Rich Smith, John Tsao, Weber M, Weil C, Thomas Wengert, Khadijah West, Wiggins J, Wright G
Office of Nuclear Reactor Regulation
References
FOIA/PA-2007-0240
Download: ML073020200 (17)


Text

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V L l-l: , -Jt.L ..- 4 VI I.~ I..L .) f.,JJ.~ Ll v cyc I From: Eric Duncan To: Anne Boland; Bill Bateman; Bruce Boger; Charles Weil; Cynthia Pederson; David Hills; Deborah Jackson; Eric Duncan; Gary Shear; Geoffrey Grant; Geoffrey Wright; George Georgiev; Gregory Cwalina; James Caldwell; James Davis; James Heller; James Wiggins; Jared Heck; Jay Collins; Jim Dyer; John Grobe; John Jandovitz; John Rutkowski; John Tsao; Joseph Petrosino; Mark Satorius; Matthew Mitchell; Melvin Holmberg; Michael Weber; Michele Evans; Patrick Hiland; Richard Smith; Russell Gibbs; Scott Langan; Steven West; Terence Chan;. Thomas Wengert; Tom Bilik; Victor Hall; William Cullen Date: Fri, Mar 23, 2007 9:53 AM

Subject:

Slides from Davis-Besse Call To all, Please find attached the slides from yesterday's call with FENOC and Exponent.

Eric.

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Subject:

Slides from Davis-Besse Call Creation Date Fri, Mar 23, 2007 9:52 AM From: Eric Duncan reated." By: ERD@nrc..'.zov Recipients nrc .gov ATB (Anne Boland)

CDPI (Cynthia Pederson)

CHW1 (Charles Weil)

DEH (David Hills)

ERD (Eric Duncan)

GCW (Geoffrey Wright)

GEG (Geoffrey Grant)

GLS (Gary Shear)

JER7 (John Rutkowski)

JKH (James Heller)

JLCI (James Caldwell)

JSJ1 (John Jandovitz)

KSW (Steven West)

MAS (Mark Satori us)

MSH (Melvin Holmberg)

RLS4 (Richard Smith),

SJLl (Scott Langan)

TXB (Tom Bilik) nrc.gov BAB2 (Bruce Boger)

WHB (Bill Bateman) nrc.gov GBG (George Georgiev)

JAG (John Grobe)

MGE (Michele Evans)

RAGI (Russell Gibbs) nrc.gov GCC (Gregory Cwalina)

JAD (James Davis)

JED2 (Jim Dyer)

JXC (Jay Collins)

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TLC (Terence Chan)

WHC (William Cullen) nrc .gov DAJI (Deborah Jackson)

JKH3 (Jared Heck)

PLH (Patrick Hiland)

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IL, .A nrc.gov MAM4 (Matthew Mitchell) nrc.gov JCT (John Tsao) nrc.gov JJP1 (Joseph Petrosino) nrc .gov JTWI (James Wiggins)

MFW (Michael Weber)

TJW2 (Thomas Wengert)

Post Office Route nrc.gov nrc .gov nrc .gov nrc.gov nrc.gov nrc.gov nrc.gov nrc.gov nrc.gov Files Size Date & Time MESSAGE 661 Friday, March 23, 2007 9:52 AM SummarySlides.ppt 1170432 Friday, March 23, 2007 8:47 AM Options Expiration Date: None Priority: Standard ReplyRequested: No Return Notification: None Concealed

Subject:

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IN600 nozzle Wastage Cavity A2AB2

[Bv'V-'T 1140-025-02-24 (Fig. 7.2.1.1)]

Stainless cladding ,z7 Nozzle 3 II Crack 1 IBMT 1140-025-02-24 (Fig. 7-2.3.1)J Approximate boundary of material removed by boring tool during nozzle removal.

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Alloy 600 PWSCC Growth Rates Adjusted to Davis-Besse Cycle-13 Operating Temperature: 605 F (318 C) 10 Test Results Davis-Besse Samples (B. Alexandreanu et al., Argonne National Laboratory, 2005) eI 1/2T CT specimens (Nozzle 3 Alloy 600)

+ 1/4T CT specimens (Nozzle 3 Alloy 600)

Actual D-B Nozzle-3 growth rates are up to 4 times faster than EPRI/MRP Disposition Curve

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11 0.1 Fit to 112T Specimen Data from D-B Nozzle-3 Alloy 600 (EPRIIMRP >95%)

0 Alo-0 Diso sto Curve 0.01 0.001 0.0001 .....

0 5 10 15 20 25 .30 Stress Intensity Factor, K (ksi in" 2)