IS 12448-6: Basic testing procedures and measuring methods of electromechanical components for electronic equipment, Part 6: Climatic tests and soldering tests

13 Pages·1991·1.4 MB·English

by  Bureau of Indian Standards

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timely dissemination of this information in an accurate manner to the public.
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Mazdoor Kisan Shakti Sangathan Jawaharlal Nehru
“The Right to Information, The Right to Live” “Step Out From the Old to the New”
IS 12448-6 (1991): Basic testing procedures and measuring
methods of electromechanical components for electronic
equipment, Part 6: Climatic tests and soldering tests [LITD
3: Electromechanical COmponents and Mechnical Structures
for Electronic Equipment]
“!ा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 12448 ( Part 6 ):lini
Indian Standard
BASICTESTINGPROCEDURESAND
MBASURINGMETHODSFOR
ELECTROMECHANICALCOMPONENTS
FORELECTRONICEQUIPMENT
I
PART 6 CLIMATIC TESTS AND SOLDERING TESTS
UDC 830’83’126 + 13’126 : 620 .: 2’971 ( 53’197’126 )

@ SlB 1991
BUREAU OF INDIAN STANDARDS
KANAM ,NAVAHB 9 RUDAHAB HAHS RAFAZ MARG
WEN IHLED 110002
.July 1991 Price Group 4
lacinahcemortcelE stnenopmoC rof cinortcelE tnempiuqE lanoitceS ,eettimmoC DTL 7
FOREWORD
sihT naidnI dradnatS ( traP 6 ) was detpoda yb eht uaeruB fo naidnI Standards, retfa eht tfard
dezilanif yb eht lacinahcemortcelE stnenopmoC rof cinortcelE tnempiuqE lanoitceS eettimmoC
had neeb devorppa yb scinortcelE and noitacinummoceleT noisiviD .licnuoC
The tcejbo fo this standard ( traP 6 ) is ot yal nwod mrofinu sdohtem fo stset rof citamilc and
gniredlos stset no lacinahcemortcele .stnenopmoc
sihT standard ( traP 6 ) is ,desab tuohtiw yna lacinhcet egnahc no CEI .buP 6-215 ( 1977 )
lacinahcemortcelE‘ stnenopmoc rof cinortcele ,tnempiuqe cisab gnitset serudecorp and gnirusaem
methods : traP 6 citamilC stset and gniredlos ,’stset issued yb eht lanoitanretnI lacinhcetortcelE
noissimmoC .)CET(
nI gnitroper eht tluser fo a tset ro sisylana edam ni ecnadrocca htiw this standard, fi eht lanif

value, devresbo ro detaluclac is ot eb dednuor ,ffo ti shall eb enod ni ecnadrocca htiw SI 2 : 1960
seluR‘ rof gnidnuor ffo laciremun seulav ( revised )‘.
IS 12448 ( Part 6 ) : I991
Indian Standard
BASICTESTINGPROCEDURESAND
1MEASURINGMETHODSFOR
ELECTROMECHANICALCOMPONENTS
FORELECTRONICEQUIPMENT
PART 6 CLIMATIC TESTS AND S’OLDERING TESTS
At eht dne fo this doirep and elihw llits at hgih
1 SCOPE
,erutarepmet eht noitalusni ecnatsiser shall eb
sihT standard ( traP 6 ) srevoc tset sdohtem
1.1 derusaem ni ecnadrocca htiw tseT 3A fo
rof citamilc stset and gniredlos stset fo -ortcele
SI 12448 ( traP teS/2 3 ) : 1988 and niereht shall
lacinahcem .stnenopmoc
eb ton less than eht eulav .deificeps
2 SECNEREFER 3.2.2.3 ehT nemiceps shall eb neht dewolla ot
revocer ot standard snoitidnoc as deificeps ni
2.1 ehT naidnI Standards detsil ni xennA A era
tseT ill ( ees 31 .)
yrassecen stcnujda ot this standard.
3.2.3 Damp Heat, Accelerated : First Cycle
SECTION ONE - CLIMATIC TEST
sihT tset shall eb deirrac tuo ni -rocca
3.2.3.1
3 TEST lla : CLIMATIC SEQUENCE ecnad htiw tseT cll ( ees 5 ) using eht deificeps
eerged fo .ytireves
3.0 General. 3.2.3.2 ehT nemiceps shall neht eb detcejbus ot
ehT tcejbo fo this tset is ot liated a standard this tset rof eno elcyc fo 24 .sruoh
tset dohtem ot assess eht ytiliba fo a tnenopmoc
3.2.3.3 ehT nemiceps shall neht eb desopxe ot
ot noitcnuf ni a deificeps rennam ni a deificeps
standard yrevocer snoitidnoc as deificeps ni tseT
tnemnorivne hcihw thgim eb deretnuocne
1 cI ( ees 5 .)
gnirud lamron esu gnidulcni .egarots
3.2.4
3.1 noitaraperP fo eht nemicepS Cold
sihT tset shall eb deirrac tuo ni -drocca
3.2.4.1
3.1.1 Mechanical Preparation ecna htiw tseT 1 jI ( ees 12 ) using eht deificeps
eerged fo .ytireves
ehT nemiceps shall eb deppiuqe htiw lamron
,seirossecca detnuom and deriw gnidrocca ot eht 3.2.4.2 ehT nemiceps shall eb desopxe ot eht
liated .noitacificeps nehW deriuqer yb eht liated deificeps erutarepmet rof 2 .sruoh

,noitacificeps eht nemiceps shall eb detarepo
eht rebmun fo semit deificeps roirp ot eht .tset 3.2.4.3 ehT nemiceps shall neht eb desopxe ot
roF hcae tset deirrac ,tuo eht liated noitacificeps standard yrevocer snoitidnoc as deificeps ni
shall yficeps eht noitidnoc fo eht ,tnenopmoc tseT jll ( ees 12 .)
rof ,elpmaxe detarepo ro ,detarepo-non detam
3.2.4.4 ehT nemiceps shall neht eb yllausiv
ro .detamnu
detcepsni and shall wohs on sign fo -aroireted
.noit
3.1.2
Preconditioning
3.2.5
gninoitidnocerP shal1 eb deirrac tuo ni -rocca Low Air Pressure
ecnad htiw eht liated .noitacificeps 3.2.5.1 sihT tset shall eb deirrac tuo ni -rocca
( ecnad htiw tseT 1 kl ( ees 13 ) using eht deificeps
3.2 tseT dohteM eerged fo .ytireves
3.2.5.2 ehT noitarud fo eht tset shall eb 5 nim
3.2.1
Initial Measurements unless esiwrehto .deificeps
laitinI stnemerusaem shall eb deirrac tuo ni
3.2.5.3 gniruD this ,tset stseT 4a and 4b fo
ecnadrocca htiw eht liated .noitacificeps
IS 12448 ( traP teS/2 4 ) : 1988 shall eb deirrac
tuo erehw .deificeps
3.2.2
Dry Heat
3.2.5.4 gniruD and retfa this ,tset ereht shall eb
sihT tset shall eb deirrac tuo ni -rocca
3.2.2.1 on sign fo wolg ,egrahcsid ,nwodkaerb revohsalf
ecnad htiw tseT ill ( ees )11 using eht -orppa
ro lufmrah noitaroireted fo eht .nemiceps
etairp eerged fo .ytireves
3.2.2.2, ehT nemiceps shall eb desopxe ot eht 3.2.6 Damp Heat, Accelerated, Remaining
deificeps erutarepmet rof a doirep fo 16 .sruoh Cycfe(s).

1
IS 12448 ( Part 6 ) : 1991
3.2.6.1 sihT tset shall eb deirrac tuo ni -rocca 4 TEST :bll LAITNEUQES/DENIBMOC
ecnad htiw tseT 1 cl ( ees 5 ) using eht deificeps ,DLOC WOL AIR ERUSSERP AND DAMP
eerged fo .ytireves TAEH
3.2.6.2 ehT nemiceps shall eb detcejbus ot this rednU .noitaredisnoc
test rof eht gniniamer rebmun fo .selcyc
5 TSET :cit DAMP ,TAEH YDAETS ETATS
3.2.6.3 ehT nemiceps shall neht eb desopxe ot
standard yrevocer snoitidnoc as deificeps ni tseT 5.0 lareneG
cll .)5ees(
ehT tcejbo fo this tset is ot liated a standard
3.3 Final Measurements tset dohtem ot assess eht ytiliba fo a tnenopmoc
ot eb derots ro/dna ot noitcnuf ni a deificeps
ehT nemiceps shall neht eb detcejbus ot eht rennam rednu snoitidnoc fo hgih evitaler
gmwollof stset as debircsed ni eht tnereffid parts
.ytidimuh
fo SI 12448 and shall teem eht stnemeriuqer
deificeps :niereht 5.1 Preparation of the Specimen
a) noitalusnI ecnatsiser ( tseT 3a ;1
5.1.1 Mechanical Preparation
b) egatloV foorp ( tseT 4a ;)
4 tcatnoC ecnatsiser ,stset as deificeps ni eht ehT nemiceps shall eb deppiuqe htiw lamron
,seirossecca detnuom and deriw gnidrocca ot
liated noitacificeps ( tseT 2 ;)
eht liated .noitacificeps
4 lacinahceM gnitarepo stset ( tseT 13 ) as
;elbacilppa nehW deriuqer yb eht liated ,noitacificeps eht
nemiceps shall eb detarepo eht rebmun fo semit
e) elbaC gnipmalc ,stset as elbacilppa
deificeps roirp ot eht .tset
( tseT 17 ;) and
)f Visual noitanimaxe as elbacilppa ( tseT la .) roF hcae tset deirrac ,tuo eht liated noitacificeps
shall yficeps eht noitidnoc fo eht ,tnenopmoc
rof ,elpmaxe detarepo ro ,detarepo-non detam
NOTES
ro .detamnu
I ehT tsrif owt stset llahs eb deirrac tuo -aidemmi
ylet gniwollof eht lanif yrevocer .doirep
5.1.2
Preconditioning
2 ehT‘ nemiceps llahs ton eb debrutsid tuo roirp ot
eht tsrif tnemerusaem fo tcatnoc ecnatsiser retfa gninoitidnocerP shall eb deirrac tuo ni -rocca
.erusopxe
ecnad htiw eht stnemeriuqer fo eht liated
3 nehW deriuqer yb eht liated ,noitacificeps eht .noitacificeps
nemiceps llahs eb detarepo eerht semit dna neht
detset rof lacirtcele ytiunitnoc dna tcatnoc
.ecnatsiser 5.2 Test Method
3.4 Details to be Specified 5.2.1 Initial Measurements

When this tset is deriuqer yb eht liated -acificeps nehW deriuqer yb eht liated ,noitacificeps eht
,noit eht gniwollof sliated shall eb :nevig deificeps laitini stnemerusaem shall eb edam
rednu standard cirehpsomta snoitidnoc -aidemmi
)a dohteM fo gnitnuom and gniriw eht
ylet retfa .gninoitidnocerp
nemiceps and detarepo noitidnoc fo eht
,)s(tnenopmoc fi ;elbacilppa
5.2.2
Conditioning
b) gninoitidnocerP ;emit
Damp ,taeh ydaets ,etats shall eb deilppa ni
4 laitinI stnemerusaem and ;stnemeriuqer
ecnadrocca htiw tseT clI ( ees 5 ) using eht
4 ytireveS fo hcae pets fo eht citamilc deificeps eerged fo .ytireves
;ecneuqes
5.2.2.1
4 muminiM eulav fo eht noitalusni ecnatsiser Polarization voltage,
at hgih ;erutarepmet
nehW deificeps ni eht liated ,noitacificeps a
f) nehW eht wol ria erusserp tset is -acilppa noitaziralop egatlov shall eb deilppa ot owt fo
,elb eht )s(tset ot eb desu and eht eulav fo eht snemiceps gnirud .gninoitidnoc esehT
eht tset ;egatlov snemiceps shall eb ,deriw etanretla snoitanimret
shall eb detcennoc rehtegot ot mrof owt .spuorg
)8 nehW eht tcatnoc ecnatsiser tset is -acilppa
,elb eht tset ot eb ;desu On nemiceps .oN 1, eht noitaziralop egatlov
h) stnemeriuqeR rof eht lanif ;stnemerusaem shall eb deilppa ssorca eht tsrif puorg fo -animret
snoit and eht dnoces puorg detcennoc ot eht
3 elbacilppA lanoitarepo ;scitsiretcarahc and
gnisuoh ( llehs ) ro/dna eht gnitnuom .etalp
k) ynA noitaived eht,:’morf standard tset On nemiceps .oN 2, eht noitaziralop egatlov
.dohtem shall eb deilppa ssorca eht dnoces puorg fo
2
IS 12448 ( Part 6 ) : 1991
snoitanimret and eht tsrif puorg detcennoc ot ot withstand dipar segnahc fo erutarepmet ni
eht gnisuoh ( llehs ) ro/dna eht gnitnuom .etalp ria hcus as thgim rucco gnirud ,egarots -snart
noitatrop and .esu
nI eht esac fo yrator ,sehctiws eht stniop fo
noitacilppa fo eht gniziralop egatlov shall eb as
6.1 noitaraperP fo eht nemicepS
deificeps ni eht liated .noitacificeps
6.1.1
Mechanical Preparation
5.3 Final Measurements
ehT nemiceps shall b= deppiuqe htiw lamron
ehT nemiceps shall neht eb detcejbus ot eht
,seirossecca detnuom and deriw gnidrocca ot eht
gniwollof stset as debircsed ni eht tnereffid parts
liated .noitacificeps
fo SI 12448 and shall teem eht stnemeriuqer
deificeps yb eht liated :noitacificeps nehW deriuqer yb eht liated ,noitacificeps eht
)a noitalusnI ecnatsiser ( tseT 3a >; nemiceps shall eb detarepo eht rebmun fo semit
deificeps roirp ot eht .tset
b) egatloV foorp ( tseT 4a ;)
c>
tcatnoC ecnatsiser stset ( tseT 2 ) as roF hcae tset deirrac ,tuo :ht liated noitacificeps
;elbacilppa shaIl yficeps eht noitidnoc fo eht ,tnenopmoc
4 lacinahceM gnitarepo stset ( tseT 13 ) as rof elpmaxe detarepo ro ,detarepo-non detam
;elbacilppa and ro .detamnu
e>
Visual noitanimaxe ( tseT la .)
6.1.2
Preconditioning
NOTl3i gninoitidnocerP shall eb deirrac tuo ni -rocca
1 ehT tsrif owt stset llahs eb deirrac tuo -aidemmi ecnad htiw eht stnemeriuqer fo eht liated
,ylet gniwollof eht lanif yrevocer .doirep
.noitacificeps
2 nehW deriuqer yb eht liated ,noitacificeps
tnemerusaem a ) yam eb edam elihw eht nemiceps
si ll,its ni eht tset .rebmahc 6.2 Test Method
3 ehT nemiceps llahs ton eb debrutsid roirp ot eht
tsrif tnemerusaein fo tcatnoc ecnatsiser retfa 6.2.1 Initial Measurements
.erusopxe
nehW deriuqer yb eht liated ,noitacificeps eht
4 nehW deriuqer yb eht liated ,noitacificeps eht
nemiceps llahs eb detarepo eerht semit dna neht deificeps laitini stnemerusaem shall eb edam
detset rof lacirtcele ytiunitnoc dna tcatnoc -siser rednu standard cirehpsomta snoitidnoc -aidemmi
.ecnat ylet retfa .gninoitidnocerp
5.4 Details to be Specified
6.2.2
Conditioning
nehW this tset is deriuqer yb eht liated -iceps
,noitacif eht gniwollof sliated shall eb :deificeps sihT tset shall eb deirrac tuo ni ecnadrocca htiw
SI OLO9 ( traP teS/41 1 :) 1988
4 dohteM fo gnitnuom and gniriw eht
;nemiceps ehT doirep fo erusopxe and eht rebmun fo
b) detarepO noitidnoc fo eht ;nemiceps selcyc fo htob hgih and wol erutarepmet shall
cl gninoitidnocerP emit and rebmun fo eb deificeps ni eht liated .noitacificzps
,snoitarepo fi ;elbacilppa
4 eergeD fo ytireves fo tseT cll ( ees 5 ;) 6.3 Final Measurements
4 eulaV fo eht gniziralop egatlov and, ni eht ehT nemiceps shall neht eb detcejbus ot eht
esac fo yrator sehctiws eht stniop fo gniwollof stset as debircsed ni eht tnereffid parts
;noitacilppa fo SI 12448 and shall teem eht stnemeriuqer
f > laitinI stnemerusaem and ;stnemeriuqer dkificeps yb eht liated :noitacificeps
d tcatnoC ecnatsiser tset ot eb ;desu )a egatloV foorp ( tseT
4a );
h) stcatnoC neewteb hcihw stseT 3 and 4 era )b noitalusnI ecnatsiser ( tseT 3a ;)
ot eb deirrac ;tuo
)c Visual noitanimaxe ( tseT la ;) and
3 stnemerusaeM gnirud ,gninoitidnoc fi
;elbacilppa )d lanoitarepO .scitsiretcarahc
k) lacinahceM gnitarepo )s(tset ot eb ;desu
d stnemeriuqeR rof eht lanif ;stnemerusaem 6.4 Details to be Specified
and nehW this tset is deriuqer yb eht liated -iceps
n>
ynA noitaived morf eht standard tset ,noitacif eht gniwollof sliated shall eb :nevig
.dohtem
4 dohteM fo gnitnuom and gniriw eht
6 TEST lld: RAPID CHANGE OF ;nemiceps
TEMPERATURE b) gninoitidnocerP emit and rebmun fo
,snoitarepo fi ;elbacilppa
6.0 General
c) ytireveS fo ;gninoitidnoc
ehT tcejbo fo this tset is ot liated a standard
tset dohtem ot assess eht ytiliba fo a tnenopmoc 4 laitinI stnemerusaem and ;stnemeriuqer
3
IS 12448( Part 6 ) : 1991
e) detarepO noitidnoc fo eht nemiceps gnirud 8 TSET :fll CORROSION, TLAS TSIM
;tset
8.0 lareneG
)f yrevoceR ;emit
)g laniF stnemerusaem and ;stnemeriuqer and ehT tcejbo fo this tset is ot liated a standard tset
dohtem ot assess eht stceffe fo a dellortnoc salt-
)h ynA noitaived morf eht standard tset
nedal erehpsomta no eht hsinif fo eht .nemiceps
.dohtem
tI is ton dednetni ot eb dewollof yb lacirtcele
.stset ,revewoH nehw deriuqer yb eht liated
7 TSET lle: DLUOM HTWORG ,noitacificeps this tset yam eb dewollof yb tseT
9a: lacinahceM noitarepo ( ecnarudne ,) as
7.0 lareneG
debircsed ni SI 12448 ( traP teS/S 4 :) 1989 ot
ehT tcejbo fo this tset is ot liated a standard assess eht tceffe no eht lacinahcem gninoitcnuf
tset dohtem ot assess eht tnetxe and eht tceffe fo eht .nemiceps
no eht gninoitcnuf fo a tnecopmoc dettimbus ot
a dluom .erutluc 8.1 noitaraperP fo eht nemicepS
ehT nemiceps shall eb deraperp and detnuom
7.1 noitaraperP fo eht nemicepS
gnidrocca ot eht liated .noitacificeps
ehT nemiceps shall eb detnuom gnidrocca ot eht
nehW deriuqer yb eht liated ,noitacificeps eht
liated .noitacificeps
nemiceps shall eb detarepo eht rebmun fo semit
nehW deriuqer yb eht liated ,noitacificeps eht deificeps roirp ot eht .tset
nemiceps shall eb detarepo eht rebmun fo semit
roF hcae tset deirrac ,tuo eht liated noitacificeps
deificeps roirp ot eht .tset
shall yficeps eht noitidnoc fo eht ,tnenopmoc
roF hcae tset deirrac ,tuo eht liated noitacificeps rof ,elpmaxe detarepo ro ,detarepo-non detam
shall yficeps eht noitidnoc fo eht ,tnenopmoc rof ro .detamnu
,elpmaxe detarepo ro ,detarepo-non detam ro
detamnu ’. 8.2 tseT dohteM
sihT tset shall eb deirrac tuo ni ecnadrocca htiw
7.2 laitinI stnemerusaeM JS 9000 ( traP 11 ) : 1983 tseT tlaS mist.
ehT noitalusni ecnatsiser shall eb derusaem ni
8.3 laniF noitanimaxE
ecnadrocca htiw tseT 3a fo SI 12448 ( traP /2
teS 3 ) : 1988. ehT deriuqer seulav shall eb nopU noitelpmoc fo eht evoba tset and retfa eht
detats ni eht liated .noitacificeps
nemiceps has neeb washed htiw dellitsid retaw
and deird as ,deificeps ti shall eb yllausiv -imaxe
7.3 Test dohteM den ni ecnadrocca htiw tseT la fo SI 12448
( traP teS/2 1 :) 1988 htiw ralucitrap noitnetta ot
sihT tset shall eb deirrac tuo ni ecnadrocca htiw
eht gniwollof :sliated
SI 9000 ( traP 10 > : 1979. ehT noitarud fo eht

test shall eb detats ni eht liated .noitacificeps )a ;gnikcarC

)b ;noitanimaleD and
7.4 laniF stnemerusaeM
)c gnittiP fo desopxe latem .secafrus
ehT nemiceps shall neht eb detcejbus ot eht
gniwollof stset as debircsed ni eht tnereffid parts 8.4 sliateD ot eb deificepS
fo SI 12448 and. shall teem eht stnemeriuqer
deificeps yb eht liated :noitacificeps ’ nehW this tset is deriuqer yb eht liated -acificeps
,noit eht gniwollof sliated shall eb :nevig
)a noitalusnI ecnatsiser ( tseT 3a ,) and
)a dohteM fo ,noitaraperp gnitnuom and
)b Visual noitanimaxe ( tseT la .)
edutitta fo eht ;nemiceps
7.5 sliateD ot eb deificepS )b noitaruD fo eht ;erusopxe
nehW this tset is deriuqer yb eht liated -acificeps )c ;stnemeriuqeR and
,noit eht gniwollof sliated shall eb :nevig )d ynA noitaived morf eht standard tset
)a dohteM fo gnitnuom eht ;nemiceps .dohtem
)b detarepO ;noitidnoc
9 TSET :gll CORROSION LAIRTSUDNI
)c laitinI stnemerusaem and ;stnemeriuqer EREHPSOMTA
)d noitaruD fo eht ;tset
nI .noitaraperp
)e stnemeriuqeR rof lanif ;stnemerusaem and
10 TSET :bll SAND AND DUST
)f ynA noitaived morf eht standard tset
.dohtem nI .noitaraperp
4
IS 12448 ( Part 6 ) : 1991
11 TEST lli: DRY TAEH NOTES
1 ehT tsrif owt stset llahs eb deirrac tuo elihw eht
11.0 General nemiceps si llits at eht deificeps hgih .erutarepmet
2 ehT nemiceps llahs ton eb debrutsid roirp ot eht
The tcejbo fo this tset is ot liated a standard tsrif tnemerusaem fo tcatnoc ecnatsiser retfa
tset dohtem ot assess eht ytiliba fo a tnenopmoc .erusopxe
ot eb derots and ot noitcnuf ni a deificeps j nehW deriuqer yb eht liated ,noitacificeps eht
rennam rednu deificeps snoitidnoc fo yrd .taeh nemiceps llahs eb detarepo eerht semit dna neht
detset rof lacirtcele ytiunitnoc dna tcatnoc -siser
11.1 noitaraperP fo eht nemicepS .ecnat
11.4 Details to be Specified
11.1.1 Mechanical Preparation
nehW this tset is deriuqer yb eht liated -acificeps
ehT nemiceps shall eb deppiuqe htiw lamron
,noit eht gniwollof sliated shall eb :nevig
,seirossecca detnuom and deriw gnidrocca ot eht
liated .noitacificeps )a dohteM fo gnitnuom and gniriw eht
;nemiceps
nehW deriuqer yb eht liated ,noitacificeps eht
nemiceps shall eb detarepo eht rebmun fo semit )b ,gninoitidnocerP fi ;deriuqer
deificeps roirp ot eht .tset
)c eergeD fo ;ytireves
roF hcae tset deirrac ,tuo eht liated noitacificeps )d detarepO ,noitidnoc fi ;elbacilppa
shall yficeps eht noitidnoc fo eht ,tnenopmoc
)e laitinI stnemerusaem and ;stnemeriuqer
rof ,elpmaxe detarepo ro ,detarepo-non detam
ro .detamnu )f tcatnoC ecnatsiser tset ot eb ;desu
lacinahceM gnitarepo stset ot eb ;desu
!?zJ
11.2 Preconditioning
)h sdohteM and stnemeriuqer rof lanif
gninoitidnocerP shall eb deirrac tuo ni -rocca ;stnemerusaem and
ecnad ,htiw eht stnemeriuqer fo eht liated
.noitacificeps )j ynA noitaived morf eht standard tset
.dohtem
11.2 Test Method
12 TEST llj: COLD
11.2.1 Initial Measurements
12.0 General
nehW deriuqer yb eht liated ,noitacificeps eht
deificeps laitini stnemerusaem shall eb edam ehT tcejbo fo this tset is ot liated a standard tset
rednu standard cirehpsomta snoitidnoc -aidemmi dohtem ot assess eht ytiliba fo a tnenopmoc ot
ylet retfa .gninoitidnocerp eb derots and ot noitcnuf ni a deificeps rennam
rednu deificeps snoitidnoc fo .dloc
11.2.2
Conditioning 12.1 Preparation of the Specimen
yrD taeh shall eb deilppa ni ecnadrocca htiw

tset fo SI 9000 ( traP teS/3 1 ) : 1977 using eht 12.1.1
Mechanical Preparation
deificeps eerged fo .ytireves
ehT nemiceps shall eb deppiuqe htiw lamron
,seirossecca detnuom and deriw gnidrocca ot
11.3 laniF stnemerusaeM
eht liated .noitacificeps
nehW deriuqer yb eht liated ,noitacificeps eht Wh
ne deriuqer yb eht liated ,noitacificeps eht
nemiceps shall eb detcejbus ot eht gniwollof
nemiceps shall eb detarepo rof eht rebmun fo
,stset as debircsed ni eht tnereffid parts fo
semit deificeps roirp ot eht .tset
SI 12448 and shall teem eht stnemeriuqer
deificeps yb eht liated :noitacificeps roF hcae tset deirrac ,tuo eht liated noitacificeps
shall yficeps eht noitidnoc fo eht ,tnenopmoc
)a noitalusnI ecnatsiser ( tseT 3a ;) rof ,,elpmaxe detarepo ro detarepo-non detam
)b egatloV foorp ( tseT 4a ;) ro .detamnu
)c tcatnoC ecnatsiser stset ( tseT as
2 )
;elbacilppa 12.1.2 Preconditioning
tseT as gninoitidnocerP shall eb deirrac tuo ni -rocca
d) Mechanical operating tests ( 13 )
;elbacilppa ecnad htiw eht stnemeriuqer fo eht liated
)e Visual noitanimaxe ( tseT la ) as .noitacificeps
;elbacilppa
)f citatS daol tset ( tseT 8 ) as ;elbacilppa 12.2 Test dohteM
)g noitresnI noitneter stset ni
gnisuoh 12.2.1
tseT 15 ) as ;elbacilppa and Initial Measurements
(
)h gnilaeS and egakael stset ( tseT 14 ) as nehW deriuqer yb eht liated ,noitacificeps eht
.elbacilppa deificeps laitini stnemerusaem shall eb edam
5