IS 1269-2: Legal metrology - Material measures of length, Part 2: Steel tape measures

12 Pages·1997·1.3 MB·English

by  Bureau of Indian Standards

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“The Right to Information, The Right to Live” “Step Out From the Old to the New”
IS 1269-2 (1997): Legal metrology - Material measures of
length, Part 2: Steel tape measures [PGD 26: Weights and
Measures]
“!ा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””ै”
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“Knowledge is such a treasure which cannot be stolen”

.
IS1269(Part2):1997

Indian Standard
LEGAL METROLOGY - MATERIAL MEASURES OF
LENGTH
PART 2 STEEL TAPE MEASURES

0 BIS 1997
BUREAU OF INDIAN STANDARDS
MANAK BHAVAN, 9 BAHADUR SHAH ZAFAR MARG

NEW DELHI 110002
Akptember 1997 Price Group 3
laicremmoC sthgieW and serusaeM lanoitceS .eettimmoC ML 06
FOREWORD
sihT naidnI dradnatS traP( )2 was detpoda yb eht uaeruB fo naidnI Standards retfa eht tfard dezilanif yb eht
laicremmoC sthgieW and serusaeM lanoitceS eettimmoC had neeb devorppa yb eht thgiL lacinahceM gnireenignE
noisiviD .licnuoC
sihT standard was tsrif dehsilbup as SI :0721 1959 noitacificepS‘ rof ,cirtem leets epat serusaem )gnidniw( ‘epyt
and was yltneuqesbus desiver ni 1965.
sihT standard was tsrif dehsilbup ni 1964 and derevoc cirtem ,nevow cillatem and glass erbif epat :serusaem
saerehw leets epat serusaem erew derevoc ni SI 1270 : 9591 noitacificepS‘ rof ,cirtem leets epat serusaem
)gnidniw( ’epyt yltneuqesbus( desiver ni .)5691 sihT noisiver has neeb thguorb tuo ot egrem eht owt standards
and ot publish SI 1269 ni owt parts as :swollof
traP 1 nevoW cillatem and glass erbif epat .serusaem and
traP 2 leetS epat .serusaem
retfA eht noitacilbup fo this standard, SI :0721 1965 noitacificepS‘ rof ,cirtem leets epat serusaem )gnidniw(
’epyt lliw eb .nwardhtiw
sihT noisiver is desab no eht snoitseggus deviecer morf eht etarotceriD fo sthgiew and serusaeM as a tluser
fo lacitcarp noitacilppa fo eht standard, erom os as eht was desiver
Standards of Weights and Measures .4ct
ni 1976. ehT stnetnoc fo this standard evah osla neeb dezinomrah htiw LMIO noitadnemmoceR LMIO
R-35 : 1977 lairetaM‘ serusaem fo htgnel rof lareneg ’esu issued yb lanoitanretnI noitazinagrO fo lageL .ygolorteM
.ecnarF As a tluser fo this ,noitazinomrah eht gniwollof snoitacifidom evah neeb :decudortni
0 ehT ygolonimret/snoitinifed desu ni lageL ygolorteM evah neeb .dedulcni
)ii ehT epat shtgnel derevoc ni this standard era dednetxe otpu 200 sretem lanimon .htgnel sepaT rof
0.5 ,m 1.5 ,m 3 ,m 4 m and 5 m noitanimoned era ,dedulcni gniredisnoc eht mumixam esu fo eseht sepat
yb eht nommoc remusnoc deriuqer rof stnemerusaem ni yad-ot-yad .snoitacilppa
)iii ehT lairetam and noitcurtsnoc fo eht sepat era denifed ni liated htiwgnola sdohtem fo gnitset and
.gnikcehc

)vi ehT noitaudarg elacs gnikram nrettap no eht sepat has neeb ,desiver ot evig erom ytiralc and ot diova
yna noisufnoc elihw taking lautca .stnemerusaem Marking esualc has osla neeb .desiver
)v ehT seulav fo mumixam elbissimrep srorre rof noitaudarg gnikram no sepat era denifeder and desab
no eht elbissimrep ;srorre noitacifissalc has neeb edam otni eerht ycarucca .sessalc
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 shall eb dednuor ffo ni ecnadrocca htiw SI 2 : 1960
seluR‘ rof gnidnuor ffo laciremun seulav ehT rebmun fo tnacifingis secalp deniater ni eht dednuor
(revised)‘.
ffo eulav dluohs eb eht emas as that fo eht deificeps eulav ni siitl standard.
IS 1269 ( Part 2 ) : 1997
Indian Standard
LEGAL METROLOGY - MATERIAL MEASURES OF
LENGTH
TRAP 2 LEETS EPAT SERUSAEM
1 EPOCS 2.3 Supplementary Devices
1.1 sihT naidnI dradnatS ( traP 2 ) srevoc eht
yratnemelppuS secived rof htgnel .erusaem hcus sa
stnemeriuqer rof leets epat serusaem hcihw era desu
eno ro erom dexif ro elbavom .skooh rings. .seldnah
rof stnemerusaem erehw eht esu fo digir htgnel
tips, gnidniw secived and .sreinrev era dednetni ot
serusaem is ton tneinevnoc ro .elbacitcarp
etatilicaf and dnetxe eht ytilitu fo eht .erusaem
2 YGOLONIMRET
3 LANIMON HTGNEL
roF eht esoprup fo this standard, gniwollof /snoitinifed
3.1 ehT leets epat serusaem shall eb edam ni lanimon
seigolonimret shall .ylppa
shtgnel fo 0.5 ,m ,ml .m2 ,m3 m4 ro 5 m ro an largetni
2.1 Material measures of length elpitlum fo 5 m dedivorp that eht mumixam lanimon
htgnel shall ton deecxe 200 .m
ehT htgnel serusaem derevoc yb this standard era
lairetam serusaem htiw elacs marks, eht secnatsid
ETON - ehT lanimon htgnel fo a leets epat erus.aem si
neewteb hcihw era detacidni ni lagel units fo .htgnel
eht ecnatsid ta eht ecnerefer .erutarepmet neewteb eht laitrni
dna lanimret noitaudarg ,senil nehw eht epat erusaem IS
2.1.1
Nominal length .dehcterts tuohtiw ,noitcirf no a latnoziroh enalp .ecafrus
rednu a noisnet fo 05 .snotweN ehT htgnel os derusaem
ehT lanimon htgnel fo a htgnel erusaem is eht latot
llahs eb lauqe nihtiw eht stimil fo mumixam elbissimrep
eulav fo eht lairetam htgnel fo that .erusaem and yb
,srorre ot eht lanimon htgnel fo eht epat .erusaem
hcihw ti is .detangised
4 MATERIAL
2.1.2
Principal Scale Marks
ehT lapicnirp elacs marks era eht owt marks. eht 4.1 htgneL erusaem and eht yratnemelppus secived
shall eb edam morf elbatius sleets ro stainless leets
ecnatsid neewteb hcihw stneserper eht lanimon htgnel
hcihw era yltneiciffus ,elbarud elbats and tnatsiser
fo eht erusaem rednu ecnerefer .noitidnoc
ot latnemnorivne secneulfni rednu lamron snoitidnoc
2.2 Types of Measures fo .esu

2.2.1 End Measure 4.2 gniruD lamron esu at erutarepmet ton gnitaived

yb erom than VC evoba ro woleb eht ecnerefer
An dne erusaem is eno that has lapicnirp elacs marks
,erutarepmet snoitairav ni htgnel shall ton deecxe eht
gnidnopserroc ot eht owt dne secafrus ro segde fo
mumixam elbissimrep .srorre
eht .erusaem
2.2.2 4.2.1 roF serusaem ot eb desu rednu a deificeps
Line Measure
,noisnet a noitairav fo 011- tnecrep ni noisnet shall
A enil erusaem is eno that has lapicnirp elacs marks
ton ecudorp a noitairav ni htgnel gnideecxe eht
detneserper yb owt ,senil ,seloh ro marks. mumixam elbissimrep .rorre
2.2.3
Cotttposite Measure 5 NOITCURTSNOC
A etisopmoc erusaem is eno that has lapicnirp elacs
marks hcihw ,era ,ylevitcepser an dne ecafrus ro egde 5.1 htgneL serusaem and rieht yratnemelppus secived
shall eb yltsubor detcurtsnoc and llew dehsinif ees(
and a .enil eloh ro .kram
.giF 1 ot .)5
1
IS 1269 ( Part 2 ) : 1997
.GIF 1
END OF MEASIJKE.
2100 mm
FIG. 2 MEAS~JRE WITH ZERO AWAY FROM KING
5x10”
1x10"
I I I I I I I II I I
29 30 31 32 33 34 3 5 36 37 38 39 4 0 51

I I I I I 50
I I I I I
l ’ n
9 30 5
1 2 3 4 6 7 8
I I I
I I I ,I I I I
I I I I
.orF 3
GRADUATION LINES AND NIIMRFRING
5.2 ehT ssorc noitceS fo eht htgnel erusaem shall eb NOTE- It IS recommended for guidance ofmanutb~turer~
hcus that rednu lanimon snoitidnoc fo .esu
and users that length measures mav have a width ot’n~~l
stnemerusaem nac eb edam htiw eht eerged fo ycarucca less than 5 mm and a maximum thickness ot‘O.4 mm
deriuqer rof eht ycarucca class, ot hcihw eht erusaem 5.3 ehT leets epat erusaem shall eb os edam rabt
ni noitseuq .sgnoleb nehw ti is dehcterts no a enalp .ecafrus eht segde cra
yllacitcarp straight and .lellarap

2
1s 126Y ( Part 2 ) : lYY7
.orF
4 MEASIJKEC OMMEN(YNW(; ITH %I.KO

FIG. 5 LONG MEASUREO F STEELA ND CONTAINER
5.4 ehT secafrus gnimrof eht owt lapicnirp elacs marks gnieb dnuow otni elbatius reniatnoc ro rehto gnidniw
( dne secafrus ) fo dne serusaem shall eb .talf esehT ecived fo tsubor noitcurtsnoc and edam fo .latem
dne secafrus and eht senil shall eb ralucidneprep ot ,citsalp rehtael ro rehto elbatius ees(lairetam .giF .)5
eht lanidutignol sixa fo eht .erusaem
5.7 ehT gnidniw secived shall eb os dengised that
5.5 llA eht orez dne epat serusaem shall eb .dedivorp yeht od ton esuac yna ycaruccani ro tnenamrep
htiw gnira ro rehto ecived rof gnitatilicaf withdrawal. noitamrofed ni eht .epat
ehT gnir ro rehto ,ecived nehw dedivorp shall eb
5.8 ehT segde fo epat serusaem shall eb !lthgils
denetsaf ot eht epat erusaem yb a latem pirts fo eht
.dednuor
emas htdiw as eht epat ees( .giF 2 and .)5
5.9 ehT epat erusaem shall eb dedivorp htiw a W-I
5.6 ehT gnidniw epat erusaem shall eb elbapac fo foorp gnitaoc and shall eb eerf morf .srrub
3
SI 1269 ( Part 2 ) : 1997
6 SNOITAUDARG a) ehT noitaudarg senil at yreve 10 mm llahs
eb dekram ni hcus a rennam that there si
6.1 detaudarG selacs llahs eb ,raelc ,raluger ,elbiledni on noisufnoc neewteb the 100 mm noitaudarg
dna deirrac tuo ni hcus a yaw that gnidaer si .etinifed
senil dna the ertemillim or 5 mm noitaudarg
ysae dna suougibmanu (see .giF 3).
.senil
6.2 ehT eulav of the elacs noisivid llahs take the )b nI the case of tape serusaem detaudarg at ve‘\e
mrof 1 x ,”ol 2x10” or ~5 10” sertem where the 5 mm or 10 ,mm ton ssel naht the tsrif 100
tnenopxe ’n‘ si a evitisop or evitagen elohw rebmun mm llahs eb dedividbus otni .sertemillim
or zero.
6.8 nI the case of tape serusaem of lanimon htgnel
ehT eulav of the elacs noisivid llahs ton :deecxe evoba 5 .m yreve noitaudarg enil at 50 mm llahs ha1.e
the emas htgnel as the noitaudarg enil at 10 mm tub
- 1 mc for serusaem htiw a lanimon htgnel ton yam evah na arrow at sti .dne sihT tnemeriuqer llahs
greater naht 2 ,m ton ylppa ot tape serusaem detaudarg at !reve
- 10 mc fi the lanimon htgnel si greater naht .ertemillim
2 m dna ssel naht 10 ,m
6.9 ehT ssenkciht of the noitaudarg senil llahs ton
- 20 mc fi the lanimon htgnel si lauqe ot or exceed the gniwollof :stimil
greater naht 10 m dna ssel naht 50 ,m
‘0.4 mm ni the case of ssalC I dna ssalC II tape
- 50 mc fi lanimon htgnel si lauqe ot or greater .serusaem dna 0.5 mm ni the case of ssalC III tape
naht 50 .m .’serusaem
6.3 noitaudarG senil llahs eb ylbanosaer ,thgiarts 6.10 nI the case of tape serusaem of lanimon htgnel
ralucidneprep ot the lanidutignol sixa of the tape 0.5 m ot 5 .m the noitaudarg senil yam evah a htgnel
erusaem dna of mrofinu ssenkciht dna ezis tuohguorht neewteb eno htruof dna lluf htdiw of the tape. gnidneped
the .htgnel nopu .ecneinevnoc nI the case of tape serusaem of
lanimon htgnel evoba 5 .m the htgnel ofthe noitaudarg
6.3.1 noitaudarG senil llahs eb so edam that yeht
senil yam eb as :swollof
mrof a raelc dna tcnitsid elacs dna that rieht ssenkciht
llahs ton esuac yna ycaruccani ni .gnidaer a) for ertemillim noitaudarg .senil tuoba -cno
’ driht of the htdiw of the :epat
6.3.2 ehT tape erusaem llahs eb detaudarg ylno ni
)b for 5 ertemillim noitaudarg ,senil tuoba flah
cirtem stinu dna snoitaudarg or other snoitacidni
the htdiw of the :epat
gniwohs or gnitaler ot stinu other naht cirtem stinu
llahs ton eb edam no yna ecafrus of the tape .erusaem c) for 10 ertemillim noitaudarg .senil tuoba -owt
sdriht the htdiw of the :epat dna
6.4 epaT serusaem evoba 5 m ot 200 m llahs eb
d) for 100 ertemillim noitaudarg senil dna for
detaudarg ylno no eno .edis epaT serusaem of 0.5 m
ertem noitaudarg senil as llew as for the zero
ot 5 m yam eb detaudarg no htob sedis ylno( cirtem
noitaudarg ,senil lauqe ot the htdiw of the
elacs ).
tape.
6.5 ehT noitaudarg ,senil srebmun dna other sgnikram
7 GNIREBMUN
llahs eb rehtie ni ,feiler ,devargne yllacihpargopyt
detnirp or edam ni yna other elbatius .rennam 7.1 General Requirements
6.6 ehT zero of the elacs yam eb detacol at the retuo 7.1.1 ehT slaremun llahs eb detacidni .!lraelc
or renni edge of the gnir or other ,ecived or yam osla ylmrofinu dna ylbiledni dna llahs eb ylisae dna
eb detacol no the tape erusaem ,flesti at a htgnel lauqe ylsuougibmanu .elbigel
ot or greater :naht 7.1.2 ehT ,noitisop ,noisnemid shape, ruoloc dna
tsartnoc of the slaremun llahs eb elbatius for the elacs
a) 50 mm morf the retuo dne of the gnir or other
dna the noitaudarg senil ot hcihw yeht .etaler
,ecived ni the case of tape serusaem of
lanimon htgnel 0.5 m ot 5 ,m dna 7.1.3 ehT slaremun llahs eb dekram lellarap ot or
ralucidneprep ot the sixa of the tape erusaem gnidneped
)b 100 mm morf the retuo dne of the gnir or
nopu the dednetni rennam of esu of the .erusaem
other ,ecived ni the case of tape serusaem
of lanimon shtgnel evoba 5 .m 7.2 ehT gniwollof noitaudarg senil llahs eb :derebmun
6.7 epaT serusaem of snoitanimoned 0.5 m ot 5 m 10 ,mm for tape serusaem of lanimon htgnel 0.5 ot
yam eb detaudarg tuohguorht at yreve ,ertemillim yreve 5 .m dna 100 .mm for tape serusaem of lanimon htgnel
5 sertemillim or yreve 10 :sertemillim gnideecxe 5 .m

4
SI 1269 ( Part 2 ) : 1YY7
7.3 ehT ertem noitaudarg senil llahs eb derebmun 8.1.2 ehT mumixam elbissimrep evitisop or c,\itagen
dna deinapmocca yb the lobmys .’m‘ error ni the htgnel ‘i’ neewteb the ertnec senlI of
two evitucesnoc elacs .skram dna the mnmlxam
ETON ehT- noitaiverbba yam eb detacidni ni eht lanoiger
elbissimrep ecnereffid neewteb shtgnel .li‘ dna ‘12’
.tpircs
for two evitucesnoc ,slavretni are deificeps ni the
4.7 nI the case of tape serusaem of lanimon htgnel gniwollof elbat for each ycarucca .ssalc
of 0.5 m ot 5 ,m the thgieh of the slaremun llahs eb
hcus as dluow etatilicaf the gnidaer of the tnemerusaem Lenglh ‘i‘ of l~ler-vat ,A4aximunr Permrxrihle Etw~r (II
tuohtiw ,ytiugibma in Question D(fferenrr in .\/rilinw/w.~ for
( svaI‘
A ccurwc_v
7.5 nI the case of tape serusaem of lanimon htgnel
I II III
5 m dna ,evoba after the noitaudarg enil at eno ,ertem
yreve noitaudarg enil at 100 mm yam eb dekram htiw i 5 I nlw 0.1 0.2 0 3
na lanoitidda ,laremun gnitacidni the detelpmoc rebmun I mm < I 2 I cm
0.2 OJ 0 6
of .sertem ehT .laremun fi ,dedivorp yam eb detacol 1 mc < i 5 1 md 3.0 0 5 0 I)
tsuj ,evoba woleb or ni enil htiw the laremun of the
100 mm noitaudarg .enil ehT thgieh of siht laremun 8.2 Maximum Permissible Error for
yam eb yletamixorppa flah the thgieh of the slaremun Measures in Service
gnitacidni 100 .mm
ehT mumixam elbissimrep error for serusaem 111
7.6 nI the case of tape serusaem of lanimon htgnel ecivres si lauqe ot eciwt the mumixam elbissimrep
5 m dna evoba the thgieh ofthe ,slaremun except those error at the emit of laitini .noitacifirev as deificeps
nevig ni 7.5 yam :eb ni 8.1.
)a tuoba 3/l of the htdiw of the tape. for 3.8 Reference Conditions
10 mm noitaudarg ,senil
mumixaM elbissimrep errors arc tcejbus ot the
b) tuoba 2/l of the htdiw of the tape, for
gniwollof ecnercfcr .snoitidnoc
100 mm noitaudarg ,senil dna
c> 8.3.1 ehT ecnerefer erutarepmet si yllamron 27 .C“
tuoba 213 of the htdiw of the tape, for ertem
rednU lanoitpecse .secnatsmucric other ecnerefer
noitaudarg senil
serutarepmet ’!am eb desu ni niatrec cificeps
7.7 fI tapes of 0.5 m ot 5 m are deniatnoc ni laiceps .snoitacilppa
,reniatnoc hcus reniatnoc yam eb dekram htiw sti
8.3.2 gniruD tests. htgnel serusaem for hcihw a ndlsnet
:noisnemid for ,elpmaxe 50 ,mm ot etatilicaf
tnemerusaem of lanretni snoisnemid (see .giF 5). si deificeps llahs eb detroppus with elbigilgen noltci-il
no a latnoziroh ecafrus revo the latot htgnel rednu
8 YCARUCCA SESSALC DNA MUMIXAM test dna llahs eb stretched tuo ,!b the noisnet detacidni
ELBISSIMREP SRORRE no the .erusaem

8.1 Maximum Permissible Error at In i tial 8.4 leetS tape serusaem of lanimon htgnel 0.5 111 10
Verification 5 III llahs gnoleb ot ycarucca ssalc I or ssalC .II
8.1.1 tA the emit of laitini noitacifirev the mumixam 8.5 epaT serusaem of lanimon htgnel evoba 5 nt ot
elbissimrep error, rednu ecnerefer snoitidnoc dna for 200 m llahs gnoleb ot ’!carucca ssalC .I ssalC II or
a htgnel detacramed yb yna two elacs ,skram si nevig ssalC .III
yb ycarucca ssalc yb the gniwollof :ealumrof
Y GNIDNIW ECIVED
ssalC I - mumixaM elbissimrep error slauqe
9.1 Automatic Winding Device
( 0.1 + 0.1 L ) mm evitisop or
,evitagen
ssalC II - mumixaM elbissimrep error slauqe
ehT gnidniw ecixtd llahs eb of laitnatsbus lloltcurtsnoc
( 0.3 + 0.2 L ) mm evitisop or
dna llahs eb hcus that nehw the tape si \\ardhtiw 11 !b
,evitagen
dnah ot yna tniop pu ot the timil of sti gnirusaem
ssalC III - mumixaM elbissimrep error slauqe ,yticapac ti llahs dlob at the htgnel nwardhtiw dna llahs
( 0.6 + 0.4 L ) mm evitisop or eb. elbapac of gnieb ylisae .dnuower
,evitagen
9.1.2 (‘a.%?
where. ‘L’ si the eulav of the htgnel ni .noitseuq
expressed ni sertem dna dednuor pu ot the tseraen ehT case llahs eb noisorrocfo gnitsiser .latem clbaclus
largetni rebmun of .sertem citsalp lairetam or of a latem htiw a c\isorroc-non

5