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:
, :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 adliquid penetrant mnethodýs in ' __ ~ ~ ~ ~ ~ ~ ~ E' 1'2e0fm~o b prome , of Section1I'l. All exam M~ations sholld b ef as soon, asý ''itcb~~fethe Iiel8. Repair and Reexamnirntio'n -- ' -4 ___ icrencnt f we~Y~o'b e~r~ineaiisrr ie.'. ____ . a.Contaimn Lin' f Seamni- els 1 comletd Eamined by, Radiography. 7 Acieptair ftnad 0 a~ Cotainmnt Lner Sam *Wtds:Whei Ia radiographed, spot' failsýto .. a m ed Liny Radiog raph•y. .'eet- .he '-se..ified ac-.. . txadnid:ý Rpqo y.standards. -two. addition~ 'spo&ts shotild be radiographicaIlyý Wb,6ex -a spoi he seam Wld is examined in~ the' same weld test juidged' a epaleii -a'raýeu i't oa ns'--at-,least, one'f6ot ' wW he" - n1 Maref. 'df jnvd on:_each si e frorn, :lie' ret..e...- 'dA...l NE52 ofsecti6fn JII oft4he. oriinalj spot.' 'The locatio~nsl of- AS• ,I Cbde. -he etfire weld t,'e •.di•ti6.a.;. spots, sh udb d tes u...nIt.represend this spot detrne byt.e .exan s. .. g ,. jio.grap- -o..i he. accep...l.•e i c ee tf 'ti origni s tfdr . . -exa..i"ti"i an'd t.e ex.ami.Eti•n b. . Con 'inen I Lin&..eSea Welds res"lt h••s e i te 'xmnd by Uhrajsrnic orfioin oe~i~cin e- &- tw6. .'additi'oalý soots -. mexamined e he specifcd 4-:welds em x:.n "nea by acc'dst .das .ultrasgac. :or magnetic particle dentire wrepresenter meltho•ds!.•..e .nside•wdaccetl .. p.esnto•,e rai"rahs I:pi....:s p t., b y th e-.th... •h l .- rm n ions•u .'.% ;.•,'" -tlie ac~ee-p. anc.& staiida rds 6~w~~;,te 'defe ctfve refeencd fr sch, examfinaion -e - ~ *: r su A*Jlding disclosed by the ~irst~ ~-~ . .. in M~) 2U Setionii ofthe 'thiree radiograips of t- ANE B&VCd.Shouild be-rpired y ............................................ " i...........: Soap ~ j~~ Tess of(2) of, eihr ther two ad itibnal ~~~fa~~nn~~ittx die Wdssoseami:fails to-tnt