IS 7747: Textiles - Hand-knitting wool yarn, worsted

11 Pages·1993·1.2 MB·English

by  Bureau of Indian Standards

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IS 7747 (1993): Textiles - Hand-knitting wool yarn, worsted
[TXD 4: Wool and Wool Products]
“!ा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 7747:1993

( @HT )
TTF$T
Indian Standard
TEXTILES - HAND-KNITTING WOOL YARN,
WORSTED - SPECIFICATION
( First Revision )
UDC 677’3 13’072’32

@ BIS 1993
BUREAU OF IND.IAN STANDARDS

MANAKP BHAVAN, 9 BAHADUR SHAH ZAFAR MARG
NEW DELHI 110002
Price Grasp 2
December 1993
looW and looW stcudorP lanoitceS ,eettimmoC XT 04
FOREWORD
sihT naidnI dradnatS ( tsriF noisiveR ) was detpoda yb eht uaeruB fo naidnI Standards, retfa
eht tfard dezilanif yb eht looW and looW stcudorP lanoitceS eettimmoC had neeb devorppa yb eht
elitxeT noisiviD .licnuoC
ehT standard tsrif dehsilbup ni 1975 has neeb desiver :ot
)a dnema eht tnemeriuqer fo ,gnifoorphtom and
)b etaroprocni eht tnemeriuqer fo staining fo tnecajda cirbaf ni esac fo ruoloc ssentsaf .ot
washing and .noitaripsrep
grittink-dnaH loow nray is yllareneg a deilp detsrow nray desu rof making dettink-dnah
.stnemrag ehT nray yam eb spun morf loow serbif enola ro morf sdnelb fo loow htiw edam-nam
serbif ekil ,edimaylop retseylop ro .cilyrca
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 ( revised )‘. ehT rebmun
fo tnacifingis secalp deniater ni eht dednuor ffo eulav dluohs eb eht emas as that fo eht ideificeos

eulav ni this standard.

-
SI 7747 :
1993
Indian Standard
TEXTILES- HAND-KNITTING WOOLYARN,
WORSTED - SPECIFICATION
( First Revision )
5.2 Yarn noitisopmoC
“I SCOPE
1.1 sihT standard sebircserp eht stnemeriuqer nI esac fo dednelb nray eht egatnecrep fo
fo gnittink-dnah loow nray spun no detsrow suoirav serbif shall eb denimreted yb eht
metsys morf loow serbif ro sdnelb fo loow htiw sdohtem nevig ni SI 1564 : 1988, SI 2005 :
edam-nam .serbif 1988, SI 2006 : 1988, SI 2176 : 1988, ro
SI 3421 : 1988. ,revewoH a gnirutcafunam
1.2 sihT standard seod ton revoc lareneg ecnarelot fo 3 tnecrep shall eb dettimrep
,ecnaraeppa ruoloc and epyt fo hsinif ( ees no loow .stnetnoc erofeB making eht -itnauq
also 5.4 ). evitat lacimehc ,sisylana eht serbif tneserp
ni eht nray dluohs tsrif eb deifitnedi gnidrocca
2 SECNEREFER ot eht dohtem debircserp ni SI 667 : 1981.
ehT naidnI Standards detsil ni xennA A era 5.3 gnifoorP-htoM
yrassecen stcnujda ot this standard.
fI deriuqer yb eht ,reyub eht nray yam eb
deredner foorp-htom yb elbatius slacimehc
3 YGOLONIMRET
hcihw lliw ton evah cixot tceffe no human .ydob
ehT rerutcafunam shall eralced eht gnifoorphtom
3.1 roF eht esoprup fo this standard, eht
lacimehc ,desu eht muminim laudiser tnetnoc
snoitinifed nevig ni SI 3596 : 1967 and eht
and eht dohtem fo tset rof gninimreted eht
gniwollof shall .ylppa
.emas
3.2 tsiwT rotcaF
5.3.1 ehT sdohtem rof noitamitse fo nommoc
A rebmun hcihw nehw deilpitlum yb eht erauqs sevitavreserp desu ni selitxet era nevig ni SI 3522
toor fo nray tnuoc ni xet sevig eht rebmun fo ( traP 3 ) : 1983.
turns rep .retemitnec roF snray spun no detsrow
,metsys eht pihsnoitaler neewteb twist rotcaf 5.4 delaeS elpmaS
and twist reilpitlum ( gnidnopserroc ot twist
rotcaf ni tcerid metsys fo nray gnirebmun > is as fI ni redro ot etartsulli ro yficeps elbanimretedni

:rednu ,scitsiretcarahc hcus as lareneg ,ecnaraeppa

I‘.
ruoloc and epyt fo ,hsinif a elpmas has neeb
tsiwT rotcaf = 12 twist reilpitlum
X deerga nopu and ,delaes eht ylppus shall eb ni
ytrmrofnoc eht,hay elpmas ni hcus .stcepser
.4 ERUTCAFUNAM
5.4.1 ehT ydotsuc fo eht delaes elpmas shall eb
4.1 ehT loow spot desu rof spinning nray shall
rettam fo roirp tnemeerga neewteb eht reyub and
eb fo at tsael 48 s edarg gnidneped nopu eht -dne
eht .relles
esu fo hand gnittink loow .nray ehT -acificeps
noit fo loow spot dessecorp tuo fo detropmi -ni
suoniged loow shall eb as nevig ni SI 5911 : 6 PACKAGING
1977.
ehT gnittink-dnah loow nray shall eb
6.1
4.2 ehT gnittink-dnah loow nray shall eb spun detrevnoc otni balls fo 25 ro 50 g ro hanks fo 50
no detsrow .metsys ehT nray shall eb ylneve ro 100 g, ehT gnittink-dnah loow nray fo eht
spun and ylmrofinu .detsiwt emas ,epyt ,ylp ,tnuoc ruoloc and tol-eyd
rebmun and gnivah eht emas hsinif shall eb
4.3 ehT nray shall eb ylbanosaer e>rf morf dekcap .rehtegot
snarls, slubs, esool ,sdne ddo ,stonk stonk htiw
gnol tails, stains, ,srrub .cte 6.2 ehT elbissimrep rebmun fo stonk shall eb
eno rep 25 g fo gnittink-dnah loow .nray
5 STNEMERIUQER
6.3 ehT nray shall eb dekcap ni ecnadrocca htiw
5.1 ehT nray shall mrofnoc ot eht stnemeriuqer eht erudecorp laid nwod ni SI 2518 : 1964 ro

nevig: ni elbaT 1. SI 3353 : 1966.
IS 7747 : 1993
Table 1 Requirements of Hand-Knitting Wool Yarn
( Clause 5.1 )
lS .oN citsiretcarahC tnemeriuqeR dohteM fo tseT
)1( (3) (4)
)i raeniL ytisned [ lasrevinu tnuoc sA deificeps ni tcartnoc tcejbus SI 681 : 1964
ni xet ( ees etoN 1 ) ] ot a ecnarelot fo f 5 tnecrep
)ii ecnalaB fo tsiwt ( ees etoN 2 ) oN eudnu ycnednet ot ;tsiwter yletamixorppA 1.5 m fo nray si
revewoh a mumixam fo 8 snrut nekat tuo morf eht denoitidnoc
sa elbuod ro tsiwter yam eb egakcap dna si dleh yllatnoziroh
dettimrep ni eht owt sdnah dna eht owt sdne
era ylwols thguorb -rehtegot
gnipeek meht tuoba 10 mc yawa
)iii ,yticaneT ,xet/g Min 5.0 l-A
)vi ssaM sA deralced ro dekram SI 4902 : 1981
)v gniruocS ,ssol ,tnecrep Max 2.0 2-A
)iv Hp :eulav SI 1390 : 1983
a) llA loow nray
1) dei;;;lls dna devots 0’4 ot 5.7
2) rehtO sedahs 6.0 ot 7.5
)b dednelB nray 5.0 ot I.5
)iiv ilaklA ,ytilibulos ,tnecrep Max: IS 9243 : 1966
a) dehcaelB nray 25
)b deyD nray 20
)iiiv ruoloC ssentsaf ot :
a) thgiL 4 ro retteb SI 686 : 1986 ro
SI 2454 : 1985
)b gnihsaW SI 687 : 1979
1) egnahC ni ruoloc 3 ro retteb
2) gniniatS fo tnecajda cirbaf 3 ro retteb
)c noitaripsreP SI 971 : 1983
1) egnahC ni ruoloc 3 ro retteb
2) gniniatS fo tnecajda cirbaf 3 ro retteb
)d gninaelc-yrD 4 ro retteb
NOTES

1 ehT nommoc stnuoc fo gnittink-dnah loow nray :era
80 xet x 4 ( mN 12.5/4 ) 49 xe‘ x 4 ( mN 20/4 )
63 xet x 4 ( mN 16/4 ) 42p x 4 ( mN 2414 ) SI 4802 : 1986
59 xet x 4 ( Nm 4/71 ) 55 xet x 2 x 4 ( Nm 181214 )
55 xet x 4( Nm )4/81 :
2 hguohtlA eht tsiwt rotcaf si ton ,deificeps dne-t&-e%t..re\ewoh dnoces gnidlof tsiwt llahs eb os decnalab
sa ot evig a thgiarts enil ecnaraeppa ot eht ecafrus fo eht ,nray a tsiwt rotcaf fo 15 ot 25 si ylekil ot evig eht
derised .tluser
7 MARKING 7.1.1 hcaE ball, hank, ro egakcap yam osla eb
dekram htiw dradnatS Mark.
7.1 hcaE knah/llab llahs be dekram htiw eht
:gniwollof
8 GNILPMAS
a) epyT fo gnittink-dnah loow ,nray hcus as
eperc ro elbuod ;tink
8.1 toL
b) tnuoC fo ;nray
c>
noitacidnI fo eht ecruos fo ;erutcafunam nI yna tnemngisnoc all eht gnittink-dnah loow
nray derutcafunam morf eht emas edarg fo loow
d) noitisopmoC and egatnecrep fo tneutitsnoc
spot and fo eht emas tnuoc dereviled ot eno
;serbif
reyub against a hctapsed eton shall eb depuorg
4 tol-eyD rebmun and s’rerutcafunam edahs rehtegot ot etittitsnoc a .tol
;rebmun and
)f thgieW fo hcae ball ro hank and rebmun 8.2 ehT ytimrofnoc fo eht tol ot eht -eriuqer
fo balls ro hanks ni eht .egakcap stnem fo this noitacificeps shall eb .denimreted
2
ts 7747 : 1993:
no eht basis fo eht stset deirrac tuo no eht Table 2 Sample Size
samples detceles morf .ti ( Clause 8.3 )
toL eziS elpmaS eziS
8.3 Unless esiwrehto deerga ot neewteb eht up ot 300
reyub and eht ,relles eht rebmun fo segakcap fo 301 ot 500 ii
nray ot eb detceles at modnar morf a tol shall 501 ot 1000
eb as nevig ni elbaT 2. 1 000 dna evoba ;:
8.4 ehT rebmun fo samples and noiretirc rof ytimrofnoc rof hcae citsiretcarahc shall eb as
:swollof
Characteristic Number of Samples Criterion for Conformity
raeniL ,ytisned ecnalab enO ball/hank morf hcae 7
fo twist and yticanet egakcap detceles -drocca 1
gni ot 8.3
I
Mass ( thgieW ,) gniruocs 3 balls/hanks up ot tol 1
,ssol Hp ,eulav alkali ezis fo 500 segakcap and I
,ytilibulos and ruoloc 5 rof reggib stol ) hcaE devresbo eulav .ot
ssentsaf ot suoirav -nega yfsitas eht tnaveler -er
seic tpecxe thgil I tnemeriuq
ruoloC ssentsaf ot thgil enO up ot tol ezis fo 500 !
segakcap and owt rof 1
reggib stol J
ANNEX A
( Clause 2 )
LIST OF REFERRED INDIAN STANDARDS
IS No. Title IS No. Title
667 : 1981 sdohteM rof noitacifitnedi fo 2005 : 1988 sdohteM rof -imehcevitatitnauq
elitxet serbif lac sisylana fo yranib serutxim
(first revision )
fo nolyn 6 ro nolyn 6’6 serbif
681 : 1964 sdohteM rof noitanimreted fo and niatrec rehto serbif (first
lasrevinu tnuoc fo nelloow and
revision )
detsrow nray
dohteM rof evitatitnauq -imehc
2006 : 1988
lac sisylana fo yranib serutxim
686 : 1985 ruoloc sdohteM ssentsaf rof noitanimreted fo elitxet fo fo nietorp serbif and niatrec

rehto nietorp-non serbif
;l;j;;anam ot thgilyad (I’d jirst (secon.d
revision )
elitxeT - yraniB serutxim fo
687 : 1979 dohteM rof noitanimreted fo 2176 : 19‘L88-- esolullec etateca and niatrec
ruoloc ssentsaf fo elitxet -etam
rehto serbif - sdohteM rof
rials ot washing: tseT 1 (
second evitatitnauq lacimehc sisylana
revision )
(first revision )
971 : 1983 dohteM rof noitanimreted fo
ruoloc ssentsaf fo elitxet -etam 2454 : 1985 sdohteM rof noitanimreted fo
ruoloc ssentsaf fo elitxet -etam
rials ot noitaripsrep (
jirst rials ot laicifitra thgil ( nonex
revision ) lamp >
(first revision )
1390 : 1983 sdohteM rof noitanimreted fo 2518 : 1964 edoC rof yhtrowaes gnigakcap
Hp eulav fo suoeuqa stcartxe fo fo loow yreisoh nray and sdoog
elitxet slairetam
(first revision ) 3353 : 1966 edoC rof inland gnigakcap fo
1564 : 1988 dohteM rof evihatitnauq -imehc loow yreisoh nray and sdoog
lac sisylana fo yranib serutxim 3421 : 1988 selitxeT - yraniB serutxim fo
fo esolullec dna>etatecairt niatrec ,cilyrca niatrec scilyrcadom and
rehto serbif (first revision ) niatrec rehto serbif - sdohteM
rof evitatitnauq lacimehc -ylana
1670 : 1991 selitxeT - Yarn - -animreteD
sis
noit fo gnikaerb daol and (;first revision )
noitagnole at kaerb fo elgnis 3429 : 1966 dohteM rof noitanimreted fo
strand ( ytilibulos fo loow ni alkali
second revision )
3
2s 1747 : 1993
IS No. Title IS No. Title
3522 sdohteM rof noitamitse fo slairetam ot gninaelc-yrd (first
( traP 3 ) : 1983 nommoc sevitavreserp desu ni revision )
4902 : 1981 dohteM rof noitanimreted fo
6953- : 1967 yrassolG fo smret gnitaler ot tcerroc eciovni thgiew fo all
yreisoh loow slairetam (first revision )
4802 : 1388 dohteM rof noitanimreted fo 5911 : 1977 sseneniF sedarg fo loow spot
ruolo~ ssentsaf fo elitxet (first revision )
ANNEX B
( TabZe 1 )
SDOHTEM FO TSET
B-l DOHTEM FOR NOITANIMRETED FO NOTE -Constant ssam llahs eb demeed ot evah
YTICANET‘ neeb dehcaer fi eht ecnereffid neewt:b eht owt
evisseccus sgnihgiew at na lavretni fo 20 setunim si
ssel naht 0.05 .tnecrep
B-l.1 enimreteD eht gnikaerb htgnerts fo nray
yb eht dohtem nevig ni SI 1670 : 1991 and eht 2.2.2-B tcartxE eht nemiceps htiw a erutxim fo
egareva tnuoc as nevig ni elbaT 1. enezneb and lyhtem lohocla ni eht noitroporp fo
2:3 ni a telhxoS apparatus rof 4 sruoh at eht
2.l-E etaluclaC yticanet yb using eht gniwollof etar fo 5 snoitcartxe rep ,ruoh yb gnicalp eht
:alumrof nemiceps ni a elbmiht gnirevocdna ti htiw -nottoc
loow ylsuoiverp detcartxe htiw eht evoba detats
,yticaneT xetlg = $ erutxim fo enezneb and lyhtem lohocla ni eht
noitroporp fo .2:3 llitsiD ffo eht tnevlos morf
erehw eht .tcartxe yrD eht eudiser ot a tnatsnoc mass
gnikaerb htgnerts ni grams; and ( ees etoN rednu 1.2.2-B ) at 105 f 3°C and
A=
enimreted eht mass .yletarucca
raenil ,ytisned that is lasrevinu tnuoc
B=
ni .xet
3.2-B noitaluclaC
B-2 METHOD FOR DETERMINATION OF 1.3.2-B etaluclaC eht gniruocs ssol yb eht
SCOURING LOSS gniwollof :alumrof
x001 a
B-2.1 Test nemicepS gniruocS ,ssol tnecrep = b

ekaT tuoba 10 g fo nray morf hcae .elphqs sihT erehw
shall etutitsnoc eht tset .nemiceps
a = mass fo eht yrd eudiser ( ees 2.2.2-B ,)
.
7-ck and
2.2-B erudecorP
b = mass fo eht tset nemiceps ( ees 1.2.2-B .)
1.2.2-B yrD eht tset nemiceps ot tnatsnoc mass
ni eht gniyrd nevo at 105 f 3°C erutarepmet 4.2-B taepeR eht tset htiw eht gniniamer tset
and enimreted its mass yletarucca ( ees etoN .) .snemiceps
Standard Mark
The use fo eht dradnatS Mark is denrevog yb eht snoisivorp fo eht Bureau of Indian
Standards Act, 1986 and eht seluR and snoitalugeR edam .rednuereht ehT dradnatS Mark no
stcudorp derevoc yb an naidnI dradnatS syevnoc eht ecnarussa that yeht evah neeb decudorp
ot ylpmoc htiw eht stnemeriuqer fo that standard rednu a llew denifed metsys fo ,noitcepsni
gnitset and ytilauq lortnoc hcihw is desived and desivrepus yb GEB and detarepo yb eht
.recudorp dradnatS dekram stcudorp era osla ylsuounitnoc dekcehc yb SIB rof ytimrofnoc
ot that standard as a rehtruf .draugefas sliateD fo snoitidnoc rednu hcihw a ecnecil rof eht
esu fo eht dradnatS Mark yam eb detnarg ot srerutcafunam ro srecudorp yam eb deniatbo
morf eht uaeruB fo naidnI Standards.