ML20031D534
| ML20031D534 | |
| Person / Time | |
|---|---|
| Site: | Millstone  |
| Issue date: | 05/26/1976 |
| From: | C.N. FLAGG & CO., INC. |
| To: | |
| Shared Package | |
| ML20031D456 | List:
|
| References | |
| RTR-NUREG-0619, RTR-NUREG-619 CNF-F, NUDOCS 8110130416 | |
| Download: ML20031D534 (3) | |
Text
._
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ISSUE...........M.
CNT-F SECTION-TT DATE...... 50909.
.C PAGE 1 or 1 APPROVED..
e SUPPLEMENT I
- MANDATORY REQUIREMENTS FOR POSTWELD HEAT TREATMENT (PWHT) 0F WELDS (SEE N TABLE I Kwiinnuen Hedding Time at Ternperetv.e
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- For Wo6d Thickness (Nominal)
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Over 2 in, to 5 in.
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- 5/E in. or less..
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- 200
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'g the we4 ding procedure qualif scetion is i
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. tretion, and run mids in material over
- a s..#.;..
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l welds in motorial over 1 1/2 in.
3 AN wolds,encapt repair weeds in vessels, 5/8 in.,or less
'.25 or ines.J -
af2 10 I,
c= cept primded mid procedure ques;tication is
- , 7 Gr. 3 made h equet or greater thickness then i
production wesd.
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.- Attechment welds loining nonpmmurwo-Q1/Zineerles.
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- .200
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%, c'
,W!.?'[c:.i.la pip"ad tut **M:M.v
- $ MS.kd'
' ' ". 3 rd'. U #
circuniwonu butt =im in pipe and -+ Q i/2 in.er ins
, ; sersom~..
200;-
,. 4;,. :0 4
e,bes wie nonwid o.o. 4 in. or so.
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andettechmentweim u;. gggf...
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s circomemnu butt -im in pipe and ". ? t/2 in.er im 1 s = im '..
300 y tubes wie meeenum reported chro wn W..
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ere..
3JD0% or less and nominal O.D. 4 in. or leetend attecennent wolds
.,h, 7
Type 405 and 410 welded with A-No.7,'.
. 3/B in.er less
.08 or less A-No. 8 or F.No. 43 filter enstel 1,3 For weensi repair evithout required PYtHT.
350 feseNs.4540
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