इंटरनेट मानक Disclosure to Promote the Right To Information Whereas the Parliament of India has set out to provide a practical regime of right to information for citizens to secure access to information under the control of public authorities, in order to promote transparency and accountability in the working of every public authority, and whereas the attached publication of the Bureau of Indian Standards is of particular interest to the public, particularly disadvantaged communities and those engaged in the pursuit of education and knowledge, the attached public safety standard is made available to promote the timely dissemination of this information in an accurate manner to the public. “जान1 का अ+धकार, जी1 का अ+धकार” “प0रा1 को छोड न’ 5 तरफ” Mazdoor Kisan Shakti Sangathan Jawaharlal Nehru “The Right to Information, The Right to Live” “Step Out From the Old to the New” IS 3658 (1999): Code of practice for liquid penetrant flaw detection [MTD 21: Non-Destructive Testing] “!ान $ एक न’ भारत का +नम-ण” Satyanarayan Gangaram Pitroda ““IInnvveenntt aa NNeeww IInnddiiaa UUssiinngg KKnnoowwlleeddggee”” “!ान एक ऐसा खजाना > जो कभी च0राया नहB जा सकता हहहहै””ै” Bhartṛhari—Nītiśatakam “Knowledge is such a treasure which cannot be stolen” Indian Standard EDOC FO ECITCARP ROF DIUQIL TNARTENEP WALF NOITCETED ( Second Revision ) SCI 001.91 0 BIS 1999 BUREAU OF INDIAN STANDARDS MANAK BHAVAN, 9 BAHADUR SHAH ZAFAR MARG NEW DELHI 110002 January 1999 Price Group 5 evitcurtsed-noN gnitseT lanoitceS ,eettimmoC DTM 21 DROWEROF sihT naidnI dradnatS dnoceS( )noisiveR was adopted yb the uaeruB of naidnI sdradnatS after the draft dezilanif yb the evitcurtsed-noN gnitseT lanoitceS eettimmoC had neeb devorppa yb the lacigrullateM gnireenignE noisiviD .licnuoC diuqiL tnartenep processes are evitcurtsed-non gnitset sdohtem for gnitceted seitiunitnocsid that are nepo ot .ecafrus yehT yam eb ylevitceffe desu ni the noitcepsni of htob suorref dna suorref-non slatem dna no ,suorop-non cillatem-non ,slairetam hcus as ,scimarec scitsalp dna .ssalg ecafruS ,seitiunitnocsid hcus as cracks, ,smaes ,spal dloc stuhs dna ,snoitanimal are detacidni yb these .sdohtem walF noitceted htiw the pleh of diuqil tnartenep si gnieb ylgnisaercni desu ni suoirav seirtsudni ni the yrtnuoc dna snoitadnemmocer of a 1areneg character gnidivorp ecnadiug no the snoitacilppa of these sdohtem are deredisnoc .yrassecen ehT snoitadnemmocer edam ni siht code are desab no accepted tnerruc ,ecitcarp dna are dednetni ot evres as a ediug for gniyrrac tuo the test .ylirotcafsitas sihT dradnats was tsrif dehsilbup ni 1966 dna was yltneuqesbus desiver ni 1981. nI siht ,noisiver snoitinifed of a rebmun of wen smret evah neeb .dedulcni roF the esoprup of gnidiced whether a ralucitrap tnemeriuqer of siht dradnats si deilpmoc ,htiw the lanif ,eulav devresbo or ,detaluclac gnisserpxe the tluser of a test or ,sisylana llahs eb dednuor off ni ecnadrocca SIhtiw :2 1960 seluR‘ for gnidnuor off laciremun seulav .‘)desiver( ehT rebmun of tnacifingis secalp deniater ni the dednuor off eulav dluohs eb the emas as that of the deificeps eulav ni siht .dradnats IS 3658 : 1999 hdian Standard EDOC FO ECITCARP ROF DIUQIL TNARTENEP WALF NOITCETED ( Second Revision ) 1 SCOPE 3.7 Background Coloration 1.1 sihT dradnats srevoc the dednemmocer serudecorp ehT detnawnu noitaroloc gniniamer after lavomer of for walf noitceted yb the noitacilppa of diuqil tnartenep-eyd no the .ecafrus .stnartenep 3.8 Background Fluorescence 1.1.1 sihT dradnats does ton yal nwod yna noitalupits for the ecnatpecca or noitcejer of slairetam dna ehT detnawnu ecnecseroulf gniniamer after stnenopmoc no hcihw swalf evah neeb detected. sihT etelpmocni lavomer of a tnecseroulf tnartenep llahs eb tcejbus ot lautum tnemeerga neewteb the morf . the .ecafrus gnitcartnoc .seitrap 3.9 Black Light 2 REFERENCE citengamortcelE npitaidar ni the raen teloiv-artlu ehT gniwollof naidnI dradnatS si a yrassecen tcnujda noitaidar (3 3-003 900 )A desu for .ecnecseroulf ot siht :dradnats 3.10 kcalB thgiL retliF SI No. Title 9882I : 9891 ecnamrofreP noitaulave of diuqil A tah:retlif stimsnart raen teloiv-artlu noitaidar (3 -003 stnartenep 3 900 )A elihw gnibrosba other evaw htgnel .thgil 3 TERMINOLOGY 3.11 tuO-deelB roF the esoprup of siht ,dradnats the gniwollof ehT noitca of deppartne diuqil tnartenep ni gnimoc snoitinifed llahs .ylppa ot the ecafrus morf seitiunitnocsid ot mrof .snoitacidni 3.1 Aerosol Spraying 3.12 Blotting yrevileD of diuqil or snoisnepsus of the selcitrap ni ehT noitca of the repoleved ni gnikaos pu the tnartenep a diuqil mrof morf a dezirusserp .reniatnoc morf the ecafrus of the seiriunitnocsid ot etarelecca deelb tuo ot the ecafrus of a .lairetam 3.2 Air Accelerated Spray 3.13 Capillary Action diuqiL ni the mrof of a yarps detarelecca yb desserpmoc .ria ehT ytreporp of niatrec sdiuqil ot etartenep nehw exposed ot llams sgninepo hcus as cracks or .serussif 3.3 retaW/riA yarpS Gun 3.14 Carrier Fluid A yarps nug of yrutnev ,epyt gnisu desserpmoc ria ot reviled water as a dezirusserp .yarps A diulf hcihw acts as a reirrac for evitca .slairetam 3.4 Angstrom Unit A 3.15 Carry-Over Penetrant A dradnats tinu for gnirusaem htgnel-evaw of ehT refsnart otni the esnir knat of the tnartenep citengamortcele .noitaidar gniniamer no the parts. 3.5 Anti-Coagulants 3.16 Clean Test Piece stnegA hcihw tneverp the noitarapes dna eerF of snoitanimatnoc so as ton ot affect the .ytilauq noitaremolgga of the desrepsid phase morf na ,noislume noisrepsid or ladiolloc .noitulos 3.17 Comparative Test Block 3.6 Background nA yllanoitnetni cracked latem kcolb gnivah two separate senoz of ralimis enif cracks for nosirapmoc ehT la’lrus ,J of the test part tsniaga hcihw the noitacidni of tnereffid .stnartenep si ohxer\2J. IS 3658 : 1999 3.18 Contaminant 3.31 Developing Time ynA ngierof ecnatsbus tneserp no the test ecafrus or ehT emit neewteb the noitacilppa of the repoleved ni the noitcepsni slairetam hcihw lliw ylesrevda affect dna tneuqesbus no&nimaxe of the part. the ecnamrofrep of diuqil tnartenep .slairetam 3.32 Dip Rinse 3.19 Contact Time A snaem of gnivomer excess tnartenep ni hcihw the ehT emit dewolla for the tnartenep ot seap ni or test parts are deppid otni na detatiga knat of water etartenep otni the .swalf or .rcvomer 3.20 Contrast 3.33 Discontinuity Surface nA noitpurretni ni the lacisyhp erutcurts or ehT ecnereffid ni ytilibisiv neewteb na noitacidni dna noitarugifnoc of the part yam eb rehtie lanoitnetni the .dnuorgkcab or .lanoitnetninu 3.21 noisorroC rotibihnI 3.34 Drag Out A ecnatsbus that seziminim evisorroc attack. ehT revo-yrrac or ssol of tnartenep lairetam as a tluser of rieht tnemhcatta ot the test .seceip 3.22 Defect A ytiunitnocsid or puorg of seitiunitnocsid whose 3.35 Drain Time snoitacidni are elbatpeccanu as per specifications. ehT noitrop of the llewd emit gnirud hcihw the excess tnartenep or reifislume niard morf the part. 3.23 Degreasing Fluid 3.36 Drying Oven &?egA deyolpme ot evomer lio dna grease morf the ecafrus of stnenopmoc erofeb the tnartenep process. nA nevo desu for gnisaercni the noitaropave rate of esnir water or na suoeuqa repoleved elcihev morf test 3.24 Detergent Remover parts. A tnartenep revomer that si a noitulos of a tnegreted 3.37 Drying Time ni water. ehT emit deriuqer for a desnir or wet repoleved test 3.25 Developer parts ot .yrd h lairetam that si deilppa ot the test ecafrus ot 3.38 Dwell Time etarelecca tuo-deelb dna ot ecnahne the tsartnoc of .snoitacidni ehT latot emit that the tnartenep or reifislume si ni tcatnoc htiw the ecafrus of the part - gnidulcni the 3.26 Developer Dry noitacilppa dna niard .emit A tcerid ni the mrof of enif free ymolf .nirop 3.39 Dye Penetrant 3.27 Developer Liquid Film A gnitartenep ,diuqil desu for walf ,noitceted gniniatnoc seyd yllausu( deep red) dednetni for A noisnepsus fo repoleved selcitrap ni a elcihev hcihw gniweiv ni lamron .thgil sevael a remylop/niser mlif no the test ecafrus after .gniyrd 3.40 Electrostatic Spraying 3.28 Developer Soluble A euqinhcet for gniniatbo a mrofinu gnitaoc ni hcihw the lairetam deyarps si nevig na lacirtcele .egnahc A repoleved yletelpmoc elbulos ni sti reirrac ton a noisnepsus of powder ni a ,diuqil hcihw seird ot na 3.41 elbaifislumE tnarteneP evithrosba .gnitaoc stnarteneP elbapac of gnieb detrevnoc ot a water 3.29 Developer Wet (Aqueous) Suspendible elbahsaw noitidnoc yb the noitidda of .sreifislume A noisnepsus of repoleved selcitrap ni water. 3.42 Emulsifier 3.30 Developer (Non-aqueous) nA ,tnega yllausu ni diuqil mrof hcihw nehw denibmoc htiw a diuqil tnartenep that si elbulosni ni water selcitrap-elbidnepsuS of repoleved dednepsus ni a sredner hcus a tnartenep ,elbulos ybereht gnitatilicaf suoeuqa-non muidem erofeb noitacilppa ot test .ecafrus sti lavomer yb water wash. 2 IS 3658 : 1999 3.43 Emulsification Time 3.55 Indication ehT emit that na reifislume si dettimrep ot niamer tI si the ecneserp of elbatceted tuo-deelb of diuqil no the part ot enibmoc htiw the tnartenep roirp ot .tnartenep ,lavomer osla dellac reifislume llewd .emit 3.56 Inspection 3.44 Emulsifier Hydrophilic lausiV noitanimaxe of the test after noitelpmoc of A water desab diuqil ni tnartenep noitanimaxe hcihw the diuqil tnartenep gnissecorp steps. stcaretni htiw the tnartenep lio gnikam ti water .elbahsaw 3.57 Interpretation 3.45 Emulsifier Lipophilic noitanimreteD of the noitacidni whether yeht are tnaveler or .tnaveler-non nA lio desab diuqil desu ni tnartenep noitanimaxe hcihw stcaretni htiw the tnartenep lio gniredner .ti 3.58 Leak Testing 3.46 Evaluation A tnairav dohtem of diuqil tnartenep gnitset nierehw the tnartenep si deilppa ot eno edis of a lairetam dna A ,weiver gniwollof noitaterpretni of the snoitacidni noitavresbo si edam no the etisoppo edis ot niatrecsa deton ot enimreted whether or ton yeht teem the the ecneserp or ecnesba of seitiunitnocsid gnidnetxe deificeps elbatpecca .airetirc hguorht the noitces .ssenkciht 3.47 False Indication 3.59 tnaveler-noN snoitacidnI nA noitacidni deniatbo hguorht reporpmi euqinhcet snoitacidnI gnitluser morf a noitidnoc ton detaicossa or .gnissecorp htiw a lairetam .ytiunitnocsid 3.48 Family 3.60 liO dna klahC Process A elelpmoc seires of tnartenep lairetam morf a elgnis A process gniyolpme lio as tnartenep dna klahc as ecruos/nigiro deriuqer for the ecnamrofrep of the diuqil .repoleved tnartenep .noitanimaxe 3.61 Over Emulsification 3.49 Flash Point ehT lavomer or stnartenep morf emos seitiunitnocsid ehT tsewol erutarepmet at hcihw a ecnatsbus lliw eud ot evissecxe reifislume llewd .emit evig off tneiciffus ruopav ot hsalf yliratnemom no the noitacilppa of a llams .emalf 3.62 Overwashing 3.50 Flaw lavomeR of stnartenep morf seitiunitnocsid rehtie eud ot too gnol or too suorogiv ,gnihsaw or .htob Sanx as .ytiunitnocsid 3.63 Penetrant 3.51 Fluorescence A noitulos of ,eyd rehtie elbisiv or .tnecseroulf elbapac ehT noissime of elbisiv noitaidar yb a ecnatsbus as of gniretne otni seitiunitnocsid nepo ot the .ecafrus a tluser of, dna ylno gnirud the noitprosba of kcalb thgil .noitaidar 3.64 Penetrant Remover 3.52 Fluorescent Penetrant ynA snaem deyolpme ot evomer excess tnartenep morf the .ecafrus gnitarteneP sdiuqil gniniatnoc evitidda ot evig ecnecseroulf rednu kcalb .thgil 3.65 noitarteneP emiT 3.53 Foot Candle ehT emit dewolla for the tnartenep ot seep ni or etartenep otni .swalf ehT noitanimulli no a ,ecafrus 1 ?tf ni area, no hcihw si ylmrofinu detubirtsid a xulf of 1 ml .)nemul( tI 3.66 Penetrant Comparator slauqe 8.01 Im/m’. nA yllanoitnetni edam walf nemiceps gnivah separate tub tnecajda areas for the noitacilppa of tnereffid 3.54 Immersion Rinse diuqil tnartenep slairetam ot erapmoc rieht evitaler of A dohtem gnivomer ecafrus tnartenep yb gnisremmi ssenevitceffe dna ti nac osla eb desu ot etaulave the test part ni a knat gniniatnoc water or elbatius diuqil tnartenep ,seuqinhcet diuqil tnartenep metsys of test .noitidnoc I'elllovel'. 3 SI 3658 : 1999 ot ekam ti yltcerid water .elbahsaw 3.67 Penetrant Dual Purposes A tnartenep that secudorp htob tnecseroulf dna ruoloc 3.80 Quenching of Fluorescence tsartnoc elbisiv .snoitacidni ehT noitcnitxe of ecnecseroulf yb sesuac other naht 3.68 Penetrant Fluorescent the lavomer of the gniticxe .noitaidar A tnartenep that stime elbisiv noitaidar nehw deticxe 3.81 ecnerefeR seceiP yh kcalb .thgil snemicepS gniniatnoc dellortnoc laicifitra defects or 3.69 Penetrant, Post Emulsifier lairetam defects, desu for gnikcehc the ycneiciffe of tnartenep walf noitceted process. A diuqil tnartenep that deriuqer the noitacilppa of a separate reifislume ot redner the excess ecafrus 3.82 Relevant Indication tnartenep water .elbahsaw nA noitacidni morf a ytiunitnocsid gniriuqer 3.70 Penetrant, Solvent Removable .noitaulave A diuqil tnartenep so detalumrof that tsom of the 3.83 srehsinalpeR excess ecafrus tnartenep nac eb devomer yb gnipiw htiw a tnil free htolc ylthgil denetsiom htiw elbacilppa slairetaM added ot etasnepmoc for the ssol of ralucitrap .tnevlos stneutitsnoc ot a tnartenep gnirud .esu 3.71 Penetrant Visible 3.84 esniR A diuqil tnartenep that si deziretcarahc yb na esnetni ehT process of gnivomer diuqil stnartenep morf the ,ruoloc yllausu red dna si elbisiv rednu lamron .thgil ecafrus of part yb water, etc. 3.72’ Penetrant Water Washable 3.85 Self-emulsifiable A diuqil tnartenep htiw a tliub ni .reifislume ehT ytreporp of a diuqil tnartenep ot senibmoc ylirotcafsitas htiw water, suht gnitatilicaf sti lavomer 3.73 Penetrant Indication yb gnihsaw htiw water. emaS as ’noitacidnI‘ (see 3.55). 3.86 Soak Time 3.74 Penetrant Material emiT for hcihw reifislume niamer ni tcatnoc htiw diuqil tnartenep revo the ecafrus of part. tI si ehT tnartcnep lairetam desu llahs teem the tnemeriuqer suomynonys htiw noitacifislume .emit deificeps ni SI 12889. 3.75 Pooling 3.87 Solvent Remover A tnevlos tnartenep revomer deyolpme for lavomer ehT ecnetsixe of evissecxe stnuoma of reifislume or of excess ecafrus tnartenep morf parts or for lavomer repoleved ni na yletelpmocni deniard area. of detnawnu dnuorgkcab ytisorop .snoitacidni 3.76 Post Cleaning 3.88 gnirepmeT epolevnE ehT lavomer of repoleved or other tnartenep noitcepsni ,slairetam or ,htob morf the meti gnieb ,detcepsni ehT erutarepmet egnar revo hcihw a ralucitrap rct‘la the noitcepsni .noitarepo tnartenep noitcepsni test lliw operate. 3.77 tsoP Emulsification 3.89 Through Penetration Technique ehT euqinhcet fo gnivomer the tnartenep yb gniyolpme tI si suomynonys htiw kael .gnitset a separate .reifislume 3.90 IJltra Blue Light 3.78 Procleaning citamorhconoM eulb thgil of yletamixorppa 4 300 A ehT lavomer of ecafrus stnanimatnoc morf the test evaw ,htgnel desu ot esuac niatrec diuqil stnartenep so that yeht lliw ton erefretni htiw the noitanimaxe ot .ecseroulf process. 3.91 ruopaV gnisaergeD 3.79 elbaifislumeorP tnarteneP ehT lavomer of ,slio greases dna cinagro slio yb the A tliartencp htiw elbatius gniyfislume stnega added esu of elbatius .ruopav 4 IS 3658 : 1999 of the ,repoleved gnimrof snoitacidni of the ecafrus 3.92 Vehicle seitiunitnocsid or swalf (see .giF 1 ot 4). A ,diuqil rehtie suoeuqa or ,suoeuqa-non ni hcihw diuqil tnartenep noitanimaxe slairetam are devlossid or .dednepsus 3.93 Viscosity ehT ytreporp of a diulf that stneserp a ecnatsiser ot gniraehs .wolf 3.94 Visible Dye Penetrant nA ylesnetni deruoloc ylhgih gnitartenep diuqil hcihw lliw edivorp mumixam tsartnoc htiw the etihw repoleved nehw desu for noitceted of ecafrus .swalf FIG. I CLEANEDS URFACE 3.95 Visible Light c$cngamortcelE noitaidar ni the lartceps egnar of 4 7-000 o(x) A evaw .htgnel 3.96 Wash Same as ’esniR‘ egnar (see 3.84). 3.97 Water Tolerance tnuomA of water that a tnartenep or reifislume nac brosba erofeb sti ssenevitceffe si impaired. 3.98 Water Washable Penetrant FIG. 2 PENETRANTC OVERED A tnartenep gniniatnoc gniyfislume stnega ot redner flesti gniyfislume ot etatilicaf sti lavomer yb water .gnisnir 3.99 Wet Dip Developer A noisnepsus of ylenif dedivid repoleved selcitrap ni a diuqil muidem elbatius for gnippid .noitacilppa 3.100 Wet Spray Developer A noisnepsus of ylenif dedivid repoleved selcitrap muidem elbatius for noitacilppa yb a .yarps in a liquid 3.101 Wetting Agents .GIF 3 EXCESSP ENETRANTR EMOVED ehT ytiliba of a diuqil ot spread revo dna adhere ot dilos .secafrus ~*%;‘.5;f.*’ . m...‘..f.*.‘.‘: . . . . . . 4 ELPICNIRP FO TSET A elbatius diuqil tnartenep si deilppa ot the ecafrus of the tnenopmoc rednu noitanimaxe dna si dettimrep ot niamer thcrc for tneiciffus emit ot wolla the diuqil ot tnartenep otni yna defects nepo at the .ecafrus retfA the tnartenep ,emit the excess ,tnartenep hcihw niamer no the ,ecafrus si .devomer nehT a thgil ,deruoloc powder tnebrosba dellac a repoleved si deilppa ot the .ecafrus sihT repoleved acts as a rettolb dna draws tuo a noitrop of the tnartenep hcihw had ylsuoiverp seeped otni the ecafrus .sgninepo sA the tnartenep si nward ,tuo ti sesuffid otni the gnitaoc .ictF 4 DEVELOPERA PPLIED 5