Text

Draft Graphs for Flaw Curves and Stress Intensity Factors
	ML022400340
Person / Time
Site:	Davis Besse
Issue date:	08/27/2002
From:	; Office of Nuclear Reactor Regulation
To:	;
References
	FOIA/PA-2002-0229
	Download: ML022400340 (3)
	v • d • e

165 DEG FLAW TO FAILURE - 95/50 CURVE STRESS INTENSITY FACTOR 100 90 80 70 60 50 FINAL FLAW O

INITIAL THIRU-WALL FLAW = 165 DEGREE DEGREE 40 "24 MONIH 30 20 10 0

0 5

10 15 20 25 Time (Month)

I,.)1<4+ t- \\

STRESS INTENSITY FACTOR 10 20 30 40 50 60 70 Time (Month)

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20000 18000 16000 14000 12000 10000 8000 6000 4000 60 80 100 A ngle, degree 120 140 160 180

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ML022400340