IS 6410: magentic flaw detection inks and powders

12 Pages·1991·1.3 MB·English

by  Bureau of Indian Standards

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 6410 (1991): magentic flaw detection inks and powders
[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”

IS 6410: 1991

i
Indian Standard
”
MAGNETICFLAWDETECTIONINKSAND
POWDERS-SPECIFICATION
( First Revision /
UDC 667*4/l-5 [ 621.318.1 ] : 620.179-14

0 BIS 1991
BUREAU OF INDIAN STANDARDS
MANAK BHAVAN, 9 BAHADUR SHAH ZAFAR MARG
NEW DELHI 110002
December 199 1 Price Group 3
evitcurtseD-noN gnitseT lanoitceS ,eettimmoC DTM 21
FOREWORD
sihT naidnI dradnatS ( tsriF noisiveR ) was detpoda yb eht uaeruB fo naidnI Standards, retfa eht tfard
dezilanif yb eht evitcurtseD-noN gnitseT lanoitceS eettimmoC had neeb devorppa yb eht lacigrullateM
gnireenignE noisiviD .licnuoC
sihT standard was tsrif dehsilbup ni 1971. sihT was nekat up rof weiver yb eht eettimmoc and is won
gnieb issued as a desiver standard htiw lareves snoitacifidom gnitaler ot ,lairetam ,stset .cte
roF eht esoprup fo gnidiced rehtehw a ralucitrap tnemeriuqer fo this standard is deilpmoc ,htiw eht
lanif ,eulav devresbo ro ,detaluclac gnisserpxe eht tluser fo a tset ro ,sisylana shall eb dednuor ffo ni
ecnadrocca htiw SI 2 : 1960 seluR‘ rof gnidnuor ffo laciremun seulav ( .‘)desiver ehT rebmun fo
tnacifingis secalp deniater ni eht dednuor ffo eulav dluohs eb eht emas as that fo eht deificeps eulav ni
this standard.
‘
1991:0146SI
Indian Standard
MAGNETICFLAWDETECTIONINKSAND
POWDERS-SPECIFICATION
f First Revision )
1 EPOCS 4.2.3 sredwoP shall ton edorroc ro esiwrehto
ylesrevda tceffa eht secafrus fo leets parts.
sihT standard seificeps eht stnemeriuqer rof
tnecseroulf-non and tnecseroulf inks, -noc 4.3 ehT citengam inks and sredwop shall teem
setartnec and sredwop desu ni citengam walf eht stnemeriuqer fo eht etairporppa stset -iceps
noitceted .seuqinhcet deif ni 7.
2 SECNEREFER- 5 NOITISOPMOC
ehT naidnI Standards detsil woleb era yrassecen 5.1 citengaM Inks.
stcnujda ot this standard:
ehT noitisopmoc fo tnecseroulf-non and -seroulf
SI .oN Title tnec inks shall eb as :swollof
SI 460 eriW htolc tse-t seveis (
third )a
traP 1 ) 5891: Ferromagnetic Particles ( Including Adherent
( revision )
Non-magnetic Pigments )
IS 3415 : 1980 yrassolG fo smret desu ni 1. tnecseroulf-noN inks - nI ydaer ot esu
citengam elcitrap walf -ceted
noitidnoc shall evah a elcitrap -necnoc
noit ( jirst revision ) noitart fo 5-l ot ;70.2 ,emulov/emulov
3 YGOLONIMRET as denimreted yb eht erudecorp nevig ni
xennA A.
3.1 roF eht esoprup fo this standard, snoitinifed
nevig ni SI 3415 : 1980 shall .ylppa 2. tnecseroulF inks - nI ydaer ot esu
noitidnoc shall evah a elcitrap -necnoc
4 NOITPIRCSED noitart fo 2-O ot %4.0 ,emulov/emulov
as denimreted yb eht erudecorp nevig ni
4.1 citengaM Inks
xennA A.
4.1.1 tnecseroulf-noN and tnecseroulf inks,
)b ehT .redniamer
rehtehw deilppus ydaer rof esu ro edam up morf Carrier Fluid -
,setartnecnoc shall tsisnoc yllaitnesse fo ylenif 5.2 setartnecnoC
dedivid citengam-orref selcitrap and a elbatius
Inks deraperp morf setartnecnoc detulid htiw
reirrac .diuqil yehT shall mrof a mrofinu
eht etairporppa reirrac diulf ni ecnadrocca htiw
noisnepsus nehw .detatiga niatreC rehto -ergni
eht s’rerutcafunam snoitcurtsni shall ni all
,stneid ni eht snoitroporp deiticeps ni 5, yam eb
stcepser ylpmoc htiw eht stnemeriuqer detats
tneserp at eht noitpo fo eht .rerutcafunam
ni 5.1.
4.1.2 Inks shall ton niatnoc yna stneidergni that
5.3 sredwoP
era yllareneg dezingocer ro nwonk ot esuac
yrujni ro trofmocsid ot srotarepo gnirud ro
ehT noitis~opmoc fo yrd citengam sredwop shall
retfa .esu
eb as :swollof
4.1.3 Inks shall ton edorroc ro esiwrehto -revda )a
Ferromagnetic Particle ( Including Ahderent
yles tceffa eht secafrus fo leets parts. toN less than
Non-Magnetic Pigments ) -
95 tnecrep yb .thgiew
4.2 sredwoP
)b ehT .redniamer
4.2.1 sredwoP shall tsisnoc yllaitnesse fo ylenif Other Constituents -
dedivid citengamorref .selcitrap niatreC rehto
6 SLAIRETAM
,stneidergni ni eht snoitroporp deificeps ni 5,
yam eb tneserp at eht noitpo fo eht -utcafunam 6.1 citengamorreF selcitraP and rehtO diloS
.rer stneidergnI
4.2.2 sredwoP shall ton niatnoc yna stneidergni 6.1.1
Powders
that era yllareneg dezingocer ro nwonk ot esuac
yrujni ro trofmocsid ot srotarepo gnirud ro retfa ehT ezis fo citengamorref selcitrap and yna fo
.esu eht dilos stneidergni rof sredwop rof tew
1
IS 6410: ‘.1 991
dohtem shall eb hcus that ton less than ytisnetni muminim 970 xul ( 800 /ttaworcim
99 tnecrep fo a evitatneserper elpmas passes amc ) shall eb tneiciffus ot edivorp hguone
hguorht a mp-36 hsem lamron tset eveis -ylpmoc tnecseroulf wolg ot etatilicaf elbatrofmoc -weiv
gni htiw SI 460 ( traP 1 ) : 1985. ehT yrd -itrap gni retfa decuder tneibma thgil and krad
selc yam tsisnoc fo a erutxim fo elcitrap sezis .noitatpada
fo 100 ot 150 .snorcim
7.1.4 nehW eht kni is detset ni ecnadrocca htiw
6.1.2 ruoloC eht dohtem debircsed ni xennA C, eht tnuoma
tnecseroulF selcitrap wolg thgirb neerg-wolley fo citengamorref selcitrap shall eb ton less than
90 tnecrep yb thgiew fo eht latot sdilos .tneserp
nehw deweiv rednu kcalb .thgil tnecseroulf-noN
selcitrap era yllausu kcalb ro hsidder ,nworb
7.1.5 nehW eht kni is detset ni ecnadrocca htiw
hguohtla rehto sruoloc era ;elbaliava ehT ruoloc
eht dohtem debircsed ni xennA D, eht leets rab
netfo nesohc rof yna nevig noitanimaxe dluohs
shall ton tibihxe yna ecnedive fo noisorroc ro
eb eno that stsartnoc tsom htiw eht tset ecafrus
lacimehc .kcatta
fo epip ro .ebut
6.2 diulF~reirraC 7.2 sredwoP
ehT reirrac diulf desu ni gniraperp eht bath shall
7.2.1 ehT ycneiciffe fo citengam sredwop shall
eb a ,thgil denifer-llew muelortep etallitsid fo
eb detartsnomed yb using eht apparatus -ircsed
wol sulphur, enirolhc ( negolah ) and negordyh
deb ni xennA ,B and eht stnemeriuqer fo 7.1.2
,tnetnoc ylbareferp thFaert ot ecuder yna
shall .ylppa
tnasaelpnu .sruodo dednemmocer
scitsiretcarahc fo reirrac diulf :era 7.2.2 ehT stnemeriuqer shall eb eht emas as
nevig ni 7.1.3.
citameniK ytisocsiv xzaz.3 S-01 3m( tes ,)
at K°113 ( 38°C )
7.2.3 nehW eht redwop is detset ni ecnadrocca
Flash tniop ( geT K°033 ( 57°C ni4@) htiw eht dohtem debircsed ni xennA C, eht
desolc puc ) egatnecrep fo citengamorref selcitrap shall eb
laitinI gniliob tniop K°374 ( 200°C ,) Min ton less than 95 tnecrep yb thgiew fo eht .latot
dnE tniop (X335 200°C ,) MUX 7.2.4 nehW eht redwop is detset ni ecnadrocca
ruoloC ( )tlobyaS $25 htiw eht dohtem debircsed ni xennA D, eht leets
rab shall ton tibihxe yna ecnedive fo noisorroc
NOTE - ehT reirrac diulf llahs osla eb eerf morf ro lacimehc .kcatta
ecnecseroulf gnihcneuq stnanimatnoc nehw desu htiw
tnecseroulf .selcitrap
7.3 Residual dleiF ni selcitraP
6.2.1 esU fo yna rehto reirrac diulf shall eb htiw
lautum tnemeerga~ fo eht resahcrup and eht‘ ehT tset rof gninimreted laudiser sdleif ni eht
.reilppus citengamorref elcitrap ni inks, ,sredwop ,cte

shall eb deirrac tuo as ni xennA .E
7 STSET
7.4 noitanimatnoC and lanoitcnuF tseT
7.1 citengaM Inks
7.1.1 nehW detset ni ecnadrocca htiw eht ehT bath deraperp morf ,sredwop setartnecnoc
dohtem debircsed ni xennA A eht latot dilos shall eb dekcehc yb standard tset eceip .oN 8
tnetnoc ( yb emulov ) shall :eb yreve yad ni eht .gninnigeb ehT noitanimatnoc
fo ngierof selcitrap ekil dust tonnac derusaemeb
)a Non-fluorescent inks - eht latot dilos -noc ni cirtemulov ,tset hcihw yam daelsim /rotarepO
stnet shall eb 1.5 ot 2.0 .tnecrep rotcepsnI yb gniwohs tcerroc .noitartnecnoc
)b eht latot dilos stnetnoc sihT dluohs eb detset yb tset eceip .oN 3 as rep
Fluorescent inks -
shall eb 2-O ot 4-O .tnecrep snoitcurtsni nwohs ni xennA .F
7.1.2 nehW eht kni 1s detset ni ecnadrocca 8 GNIKRAM
htiw eht dohtem debircsed ni xennA ,B esoht
parts fo eht laicifitra tcefed hcihw era substan-
yllait at thgir selgna ot eht xulf shall eb ylraelc 8.1 llA eht sreniatnoc ni eht hctab detneserper
yb eht elpmas shall eb dekram htiw eht etad fo
elbisiv ni suounitnoc .eniltuo
erutcafunam and hctab rebmun rehtegot htiw
7.1.3 nehW gniweiv tnecseroulf ,selcitrap/skni a eht stamp fo eht noitcepsni ytirohtua erehw -pa
kcalb thgil murtceps ( 3 650”A, kaep ) -itapmoc .etairporp ehT sreniatnoc yam osla eb dekram
elb htiw eht kni rednu tset shall eb desu and its htiw noituac ,slobmys reverehw .yrassecen
i
2
ANNEX .A
( Clauses 5.1. and 7.1.1 )
DETERMINATION OF SOLID CONTENT OF INKS
.A-1 PROCEDURE elpmas is dewolla ot stand litnu eht tnerappa
enil fo noitacramed neewteb sdilos and diuqil
A-l.1 yletaidemmI retfa ylhguoroht gnixim eht
has deniatta a tnatsnoc .level daeR ffo ot eht
kni ( tew bath deraperp morf ,setartnecnoc
tseraen 0.1 lm eht level dehcaer yb eht sdilos
,)cte a 100 lm elpmas shall eb derrefsnart otni a
and drocer ti as eht sdilos tnetnoc yb .emulov
yllacitrev detroppus 100 lm egufirtnec .ebut ehT
ANNEX B
( Clauses7 .1.2 and 7.2.1
FUNCTIONAL TESTS
-B-l TEST B-l.3 sihT tcefed nemiceps ( .giF B1 ) shall eb
decalp ees( .giF 2 ) ni hcus a yaw that eht 40
B-l.1 An tengamortcele as nwohs ni .giF 1A is gauss ( 40 x 4-ol alset ) dleif morf eht -ortcele
edam fo a tfos nori eroc ( wol ytivitneter ) os tengam ( .giF 1A ) passes yllaidar hguorht eno
that ti setareneg a citengam dleif fo 40 gauss. fo its .sdne ehT selcitrap ni eht mrof fo ylbatius
edam inks, tew elcitrap bath ro ni eht yrd
B-l.2 ehT laicifitra tcefed nemiceps as nwohs redwop mrof shall eb deilppa ot eht evoba dne
ni .giF B1 stsisnoc fo a 12 mm dia tfos nori dor fo eht nemiceps ( .giF B1 ,) and shall eb
gnivah a 6 mm dia eloh hcihw is 0.01 mm -retni elbapac fo gnipoleved eht egakael xulf arising
ecneref tifknurhs using a tfos nori .gulp retfA morf eht noitrop fo eht tif-knurhs yradnuob
eht shrink ,gnittif eht sdne shall eb dnuorg gniyl at thgir selgna ot eht dleif fo eht
.hsulf- tengamortcele ( .giF 1A .)
APPLICATION OF INK,
DC POWER SUPPLY TEW BATH,DRY POWDER etc.
\
SHRUNKFIT
s”pF:Li~oN
INTERFACE
\

4 25
mm’
SOFT IRON’CORE
.GIF 2 CITAMEHCS WEIV FO EHT GNINOITISOP
OF
IA Electromagnet IB Artificial Defect Specimen
THEMAGNBTANDTHBSPBCIMBN
.GIF 1 SUTARAPPA FOR LANOITCNUF TSET FORFUNCTIONAL TEST
ANNEX C
( Clauses 7.1.4 und 7.2.3 )
DETERMINATION OF FERROMAGNETIC PARTICLE CONTENT
C-1 INKS this shall eb desopxe ot eht tengamortcele os
that eno elop dips otni eht .rekaeb Whilst
C-l.1 50 ml fo a evitatneserper elpmas fo eht yltneg agitating eht kni htiw a glass ,dor eht
kni: shall eb nekat ni 100 lm glass rekaeb and tengam shall eb dewolla ot hcael all eht citengam
3
IS 6410 : 1991
selcitrap morf eht .kni ( tI lliw eb yrassecen as :swollof
ot epiw eht elop eceip htiw retlif repap and l--,w=
w
yldetaeper pid ti otni eht kni litnu on erom )( 100
B
citengam selcitrap erehda .) 2w
C-2 POWDERS
2.l-C ehT yrd thgiew W, fo eht citengam-non C-2.1 enO marg fo eht redwop dehgiew no ot a
selcitrap shall eb denimreted yb noitartlif
ylsuoiverp dehgiew talf epocsorcim .edils
hguorht a derat deretnis glass elbicurc ( G
.oN 4 ) and washing htiw a elbatius elitalov C-2.2 ehT paeh fo redwop no eht edils shall eb
.tnevlos detneserp ot nihtiw I mm fo eht rewol ecaf ’fo
eno elop fo ,tengamortcele that is, tuohtiw
3.l-C ehT yrd thgiew W, fo the latot sdilos ni a gnihcuot eht .r&wop citengamorreF selcitrap
50 lm evitatneserper elpmas fo kni shall eb no eht edils yawa yb 12 mm morf eht elop eceip
denimreted yb gniretlif all eht elpmas hguorht lliw eb detcartta ot eht elop .eceip ehT elcyc
a derat deretnis glass elbicurc ( G .oN 4 .) shall eb detaeper llit all selcitrap era .detcelloc
C-2.3 enimreteD eht thgiew fo -citengamorref
4.l-C ehT tnuoma fo citengamorref selcitrap selcitrap dehcatta ot eht elop and sserpxe as ~a
W8 is desserpxe as a egatnecrep fo eht latot Ws egatnecrep fo eht latot thgiew fo 1.0 g.
ANNEX D
( Clauses 7.1.5 and 7.2.4 )
CORROSION TEST
fo eht kni ro redwop rof ton less than 12 h.
D-l PROCEDURE
D-l.1 A denihcam rab fo wol nobrac leets 2-D NOITANIMAXE
yletamixorppa 150 mm gnol and ton less than
12.5 mm ni retemaid gnivah a htooms ecafrus 1.2-D At eht dne fo eht 12 h doirep eht -ecafrus
erutxet shall eb desremmi yllaitrap ni a elpmas fo eht rab shall eb denimaxe .yllausiv
ANNEX E
( Clause 7.3 )

TEST FO R RESIDUAL FIELD IN PARTICLES
E-l PROCEDURE deppid otni eht kni bath elpmas and eht
ssecxe bath kni is nekahs .ffo erehT shall
A lm-05 elpmas fo eht tew/kni bath ro 1 g fo eht
eb on elcitrap noitalumucca no eht tfos
yrd redwop shall eb detcejbus ot a gnisitengam
nori .eceip
dleif fo 1 olik gauss rof eno .etunim retfA
gnivomer this lanretxe gnisitengam ,dleif eht b) roF Dry Powders - A tfos nori eceip as.
gniwollof erudecorp shall eb deirrac :tuo denoitnem ni )a( evoba shall eb thguorb
yrev raen ot eht redwop elpmas and
)a For Inks and Wet Baths - A ylhguoroht ereht shall eb on selcitrap noitalumucca
desitengamed eceip fo tfos nori shall b e no eht tfos nori .eceip
ANNEX F
( Clause 7.4 )
CONTAMINATION AND FUNCTIONAL T-EST
F-l ehT gnidaer rof eht noitcepsni muidem fo tnecseroulf-non and snoitazitengam-non
noitartnecnoc seod ton etutitsnoc a erusaem rof secnatsbus .) roF .this ,esoprup a etarapes tset
eht ytilauq fo eht noitcepsni muidem ( tnetnoc is deriuqer using tset .namiceps roF gnikcehc
4
SI 1991:0146
,sesoprup a etarapes tset nemiceps shall eb desu denimaxe gnirud hcae kcehc rof elbissop
rof hcae .enihcam morF eht elpitlum rebmun fo segnahc ( ees .giF .)3
,skcarc a niatrec enoz is ,detceles hcihw is
yrotcafsitaS inspection medium Unsatisfactory inspection medium
Right concentration
woL concentration

When redwop is coarse When medium/powder is ytrid
.GIF 3