ML20137L672

Errata to Pressurized Thermal Shock Evaluations in Accordance W/10CFR50.61 for B&W Owners Group Reactor Pressure Vessels

ML20137L672
Person / Time
Site:	Davis Besse
Issue date:	01/20/1986
From:	BABCOCK & WILCOX CO.
To:
Shared Package
ML20137L669	List: ML20137L665 ML20137L672
References
REF-GTECI-A-49, REF-GTECI-RV, TASK-A-49, TASK-OR BAW-1895-ERR, TAC-59950, NUDOCS 8601280053
Download: ML20137L672 (1)

Text

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l Docket No.53-346

' License No. NPF-3 g Serial No. 1236 Attachment !  %

EVALUATION OF DAVIS-BESSE I REACTOR PRESSURE VESSEL RT gg AS OF JANUARY 23, 1986

1. Operating License Expiration Date: March 24, 2011 3. EFPY at Screening Criteria: >32 (Best Est. Ill)

2. Calendar Years to Screening Criteria: 140 4 .' Fluence at Screening Criteria: 5.8E19 n/caz Reactor Vessel' 'I Chemical Constants for Inside Surface PTS Beltline Region Heat Composition, w/o RT A lculations, F Fluence, n/ca z Screening 01/23/86 l" Location- Number- Type Cy per- Nickel In$fIalRTg Margin 1 Jan 1986 Criteria Calculated RT g Nozzle Belt ADB-203 0.68 SA508. CL2 0,04 +50 48 3.8E17 270 106 Upper Shell - AKJ 233 SA508, CL2 0.04 0.77 +20 48 2.4E18 270 82 Lower Shell ' BCC 241 SA508, CL2 0.02 -0.81 +50 48 2.'4E18 270 102 Upper Circum. Weld WF-232 .ASA/ 0.18 0.64 0 59 3.8E17 300 107 (l.D. 9%) Linde 80

. i

', Upper Circum. Weld

. 'WF-233 ASA/ 0.29 0.68 0 59 N/A N/A N/A [

l- (0.D. 91%) Linde 80 ,

l Middle Circum. Weld , WF-182-1 ASA/ 0.24 0.63 +2 48 2.4E18 300 156 l (1001) Linde 80 I '

! Lower Circum. Weld WF-232 ASA/ 0.18 0.64 0 59 1.3E16 300 N/A i (l.D. 12%) Linde 80 l

l

! , Lower Circum. Weld WF-233- ASA/ 0.29 0.68 0 59 N/A N/A 78 (0.D. 881) Linde 80 I

I l ..

I 8601280053 860120 PDR ~ADOCK 05000346 P PDR ,

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