Document: NRC Regulatory Guide
Document ID: 7585b72a-a16c-43fc-9be2-62a67be95f4a
Document Type: regulatory_guide
Title: Nondestructive Examination of Primary Containment Liner Welds
Source: NRC Regulatory Guide Division 1
Source URL: https://www.nrc.gov/docs/ML1303/ML13038A436.pdf
Revision Date: 2023-06
Chapter: 
Section ID: RG-1.19
CFR Part: 
CFR Title: 

Content:
. ..: . .. o t..a t lo .:r y. p.• ..- • • :: : ': .:. •'s"t " •::t• ::• ••i;o n.• : t :• .::.:•.• .,..-::, ;.;•:.:.• ';.•:,:• •..! :•;.-• ,•:.:m n fie.. ..• :,•., , .... ... ... ,-..• ....... ... .,c e.i.•-. ....,t. .I ,s welds, "ý, the'! Stec i..-:.s ; a: soap sou ion. r;'.:•••,• t* -h.c ~" S 'S I: 5, - S. ,.- - * 5- flu cvac at teas tIal < - ; -~u ~ u o e s ~ . i t e o h it i o n ' uk s M j f o r ~ the tSt soUld haVe, bubble * foji"6nai. properties 'adequate. fo~idetifat on f leaks. The, test .si~uio1 Should' be chec~j eeryhour Avith ~ii. sd'~'- ~ 0 La vto~erif~' the- d. V 'he e le k-c ase st m c a n n e lsý iire inaldover 4nerwed O~~rdFo leak tighth~'5 p1ressut.rrin myc~jii, o cojftin deign ressure f *any, -iawdcatedl Fs of Ifan * r~t~oc~~withi 2 -oras * ev den d. ~ a est gauge, thle * clinelApinier ed.sdl' soap b6tle i n * w ithl the u borýe p o e u sL d dnc J~eetr ~n Airf0C, a Ad Acces 0Pel 9g Welds a- All wrefd&n eetai4: iiok * an ac s :*Pernifigý 'that ail -Jnot". akeiY coniclte* :-sitch~a weds b Ietween eermo. ai ~e %ihn~snd~ 5 J iitnsndj ipipeý rlines, 71;d'e ul x.iijd'in ceace wit[the e -nielio ofNE-I 2 o~Section liK 0 ASM E B&Pv 1 Code *P Omlj,'jl t~he tech~iqe Prsrbdinl co V7 Of that penera~o airock"and access 5 oprn~that'' are, backed: by co ~ suc~h, as5 welds betwieen nent .-~and rein orcrng ptat&ý N,, S, ' F Code. A. A l l W e l d s S f b e l w s exallSio0n jo-Int,`Ooiq ý-p~v ,ener~ t~o i~ L~.f~~e ap p turte n a ixflc s 'o ' 0 h : c n a n Yvessel sý:ýhold b'eban~.p~j Or h, qudpnet wlie, "ýonxnagnetic ~ ue aucordance with' the techniqi P r e s c i b ed i i c t n V o f A ! B&V Code fo6r s, ch examinajj, 3. -Q'uAMcatio of Welders aJnd Weli& Th. q aiiatioj1 Of welders, w li operatorls, :and weldiji p ro'e dupres sho ud .'jd + ed" wit. beif';4 a cc dnc 'Q~ aifcaio s' o hei-,ASM E B&P-) ExamiationPei I. ...: 0'f No.ndestruc'i 'sonniii ~'LUJV 01 me. o~in o f Sne .ra da 6.Tiw f miaton