ML16293A370
| ML16293A370 | |
| Person / Time | |
|---|---|
| Site: | Watts Bar |
| Issue date: | 10/05/2016 |
| From: | Tennessee Valley Authority |
| To: | Office of Nuclear Reactor Regulation |
| Shared Package | |
| ML16293A318 | List:
|
| References | |
| CNL-16-135 R-P0228 | |
| Download: ML16293A370 (3) | |
Text
{{#Wiki_filter:* REPORT NO: TVA
- WALL THICKNESS PROJECT:
"11.B.AI UNIT: ~ Record Thickness Measurements As lndlc1ted, Including Weld Width, Edge*To*Edge At o* Position o* 90* uo* 270° CTI .55'4.&ol.(,4B.~'-2. [!) .SJ.I.$"41 *5"<1/';,545 [!] .5'-~.~42,!;,O.~S'; [!] S81>,S".5..2.57~ /10'1 Ci] .,7tO *
- t,7?
- PROFILE
~Side CROWN HEIGHT: ----~F....;~;;;.:Lt~S.:..:H~---- CRQWN WIDTH: ------'...:7....:5::;._ ____ _ EXAMINER:~tJ~S.('!:...!,.4/!~~ 1 ~4'1~/,.~'l>!.J~~~~ LEVEL: _______ x ______ _ DATE: TV A 19668 (NP-5*89) SHEET WELD NO: !?CF- ~14S-OS SYSTEM:
- Weld Edge 5
~*Side Flow* DIAMETER: _______ 4_.o ______ _ WELD LENQTH: ______ /_4_,_5' ______ _ 1-108-999-44
TVA PROJECT: WBN SYSTEM: RC.5 REPORT Office of Nuclear Power UNIT: ~ WELD NO: RCF -/>14-S -(JS' S\\<~~~d~ F.t.cw l(fJa.nde.,_ '/Pe.
NPG Nondestructive Examination Procedure CALCULATION OF ASME CODE COVERAGE FOR SECTION XI, APPENDIX VIII ULTRASONIC EXAMINATIONS {Page 1 of 1) N-GP-31 Rev.0002 Page 15of24 AUSTENITIC PIPING WELDS DUAL SIDE ACCESS - SUPPLEMENT 2 Required and obtained examination volume coverage work sheet Below is a typical example of examination coverage plots although are not to be considered inclusive of all situations. Typical example of a dual sided examination, generally the examination volume is the lower 1/3T of the weld metal and Y<i inch of the adjacent base material. / / / / / /))e, (J # £CF -!)14-5°-{}~ tJ= I. 3 /l=.:J L = 14-, ~ Item Description Value REQUIRED EXAMINATION VOLUME 1 Required examination volume in sq in. (width x height) for single scan stroke ,;;.~ 2 Number of scan directions (normally 4; i.e. upst,dnst, cw, & ccw)) 4 3 Total scan volume in sq inches (Item 1
- Item 2)
/,04 4 Total length of weld J4,S' 5 Totai required examination volume in cubic inches (Item 3 *Item 4) /5.{)8 OBTAINED EXAMINATION VOLUME 6 Examination volume achieved (sq in for single scan stroke) in 1 axial scanning
- 2.2S-direction (i.e. upst) multiplied by the length of weld examined 7
Examination volume achieved (sq in for single scan stroke) in 1 axial scanning 5,77 direction (i.e. dnst) multiplied by the length of weld examined 8 Examination volume achieved (sq in for single scan stroke) in 1 circumferential 3.7? scanning direction (i.e. cw) multiplied by the length of weld examined 9 Examination volume achieved (sq in for single scan stroke) in 1 circumferential 3./7 scanning direction (i.e. ccw) multiplied by the length of weld examined 10 Determine the achieved examination volume by adding Items 6, 7, 8. and 9 / 3. s-<;. 11 Examination volume percentage [{Item 10 I item 5) X 100] !, l *'1l'f )= 9o~~ ,/ /}}