IS 8521-2: Industrial safety face-shields, Part 2: With wire mesh visor

12 Pages·1994·1.3 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 8521-2 (1994): Industrial safety face-shields, Part 2:
With wire mesh visor [CHD 8: Occupational Safety, Health
and Chemical Hazards]
“!ा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 8521 (Part 2 ) : 1994
ma”rs JI-l=r%

Indian Standard
INDUSTRTALSAFETYFACESHIELDS-
SPECIFICATION
PART 2 WITH WIRE-MESH VISOR
UDC 614.893.6.61.4 : 838.442

0 BIS 1994
BUREAU OF INDIAN STANDARDS
MANAK BHAVAN, 9 BAHADUR SHAH ZAFAR MARG
NEW DELHI 110002
ecirP puorG 3
February 1994
lairtsudnI ytefaS lanoitceS ,eettimmoC DHC 008
FOREWORD
sihT standard was detpoda yb eht uaeruB fo naidnI Standards, retfa eht tfard dezilanif yb eht lairtsudnI
ytefaS lanoitceS eettimmoC had neeb devorppa yb eht lacimehC noisiviD .licnuoC
SI 8521 ( traP 1 ) : 1977 noitacificepS‘ rof lairtsudni dleihsecaf : traP I With citsalp ’rosiv is tnaem rof
esu yb lairtsudni srekrow ni loot gnikrow snoitarepo against spihc and saw dust, ni latem gninihcam
noitarepo against gniylf ,selcitrap ni ,gniffub gnihsilop and gnidnirg noitarepo erehw selcitrap yam
ekirts eht ,ecaf ni tops gnidlew and ni handling fo evisorroc .slairetam ehT lairtsudni ytefas sdleihsecaf
( htiw eriw hsem rosiv ) derevoc yb this standard yam eb desu ot tcetorp ecaf against taeh and eralg
morf eht secanruf and reverehw detaeh lairetam is .deldnah
nI eht noitaraperp fo this standard, assistance has neeb nekat morf eht ISNA 4891-1.78-Z ecitcarP‘ for
lanoitapucco dna lanoitacude eye dna ecaf ,’noitcetorp dehsilbup yb eht naciremA lanoitaN sdradnatS
,etutitsnI USA.
ehT noitisopmoc fo eht eettimmoc elbisnopser rof noitalumrof fo this standard is nevig at xennA A.
roF eht esoprup of gnidiced whether a ralucitrap tnemeriuqer fo this standard is deilpmoc ,htiw eht
lanif ,eulav devresbo or ,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 the dednuor eulav shall eb eht emas as that fo eht deificeps eulav nI siht
off
.dradnats
IS 8521 ( Part 2 ) : 1994
Indian Standard
INDUSTRIAL SAFETY FACESHIELDS -
SPECIFICATION
PART 2 WITH WIRE-MESH VISOR
hsem-eriw llahs eb edam tuo of eriw of 0.5 mm
1 SCOPE
.retemaid
sihT dradnats sebircserp stnemeriuqer for -sudni
lairt sdleihsecaf htiw eriw hsem rosiv desu for 5 REQIJIREMENTS
noitcetorp of the face tsniaga heat dna eralg
gnirud ecanruf snoitarepo dna snoitarepo 5.1 Design
gnivlovni hot ,lairetam netlom latem dna ,sgals
dna rieht sdohtem of test dna .gnilpmas ehT sdleihsecaf llahs eb dengised ot edivorp
noitcetorp ot the face ( that ,si the tnorf of
2 REFERENCES the head gnidulcni forehead, ,seye cheeks, ,eson
htuom dna nihc ) dna ,kcen nehw ,deriuqer
2.1 ehT gniwollof naidnI dradnatS si yrassecen morf heat dna eralg gnirud ecanruf snoitarepo
tcnujda ot siht :dradnats dna gnidnah of hot ,slairetam netlom latem dna
.sgals htoB epyT 1 dna epyT 2 sdleihsecaf llahs
IS No. Title
eb dengised for trofmoc dna llahs eb nrow
4905 : 1968 Method for modnar gnilpmas yltcerid no the s’resu head.
3 CLASiGIFICATION ehT sdleihsecaf of htob the sepyt llahs tsisnoc
yllaitnesse of a headgear gnidulcni na elbatsujda
ehT sdleihsecaf llahs eb of two sepyt gnidneped
dnab-daeh dna nworc ,dnab a elbarud gnitlit
nopu the ezis of the rosiv as denoitnem :woleb
rosiv troppus htiw or tuohtiw nworc protector,
Type 1 - sdleihsecaF htiw rosiv ezis of latem hsem-eriw rosiv dna a elbavomer dna
230 mm ni htdiw dna 230 mm ni elbaecalper .dnabtaews ehT dleihsecaf llahs eb
,htgnel dna ralimis ot .giF 1 dna llahs osla ylpmoc htiw the
test stnemeriuqer deificeps ni 5.4.
Type 2 - sdleihsecaF htiw rosiv ezis of
305 mm ni htdiw dna 230 mm ni 5.1.1 Headgear
.htgnel
ehT ngised of the headgear llahs eb hcus as ot

4 MATERIALS dloh the rosiv dna rosiv troppus ylbatrofmoc
dna ylmrif ni ecalp no the wearer’s head, dna
4.1 slairetaM desu ni the erutcafunam of -ecaf llahs evah noisivorp for gnitlit the rosiv yawa
sdleihs llahs eb ,citengam-non heat tnatsiser morf the face. elbatsujdA sdnab of the -ecaf
dna llahs evah lacinahcem htgnerts dna -thgil dleihs headgear llahs eb of the evitisop gnikcol
ssen of .thgiew ehT slairetam llahs osla eb -non epyt of etauqeda egnar dna elbatsujda at kcab
gnitatirri ot the .niks dna top htiw the pleh of ratchat or gniw tun
.tnemegnarra ehT headgear llahs eb elbatsujda
4.2 ehT headgear of the dleihsecaf llahs eb
tuohtiw the esu of sloot dna llahs dloh ylmrif ni
detacirbaf of elbatius heat tnatsiser slairetam of
ecalp after gnieb so .detsujda ehT nworc strap
at tsael 1.4 mm .ssenkciht Headgear llahs
or dnab llahs eb attached to, dna dednetxe
tsisnoc of a nworc dnab of at tsael 25 mm
,neewteb the tnorf dna rear sertnec or morf the
,htdiw na elbatsujda dnab-daeb dna .dnabtaews
elddim sedis of the .dnabdaeh tl llahs mrof na
ehT elbatsujda secived llahs eb edam of -non
arch revo the head ot tsissa ni gninoitisop dna
gnikraps heat tnatsiser lairetam elbapac of
gnidloh the headgear ni .ecalp llA smsinahcem
gnidnatshtiw serutarepmet pu ot C°051 tuohtiw
dna stnemevom llahs eb protected so that the
gnitteg demrofed dna llahs evah on sharp
wearer’s riah tonnac catch ni the gnitsujda
edges.
.secived Not ssel naht the forehead noitrop of
4.3 rosiV llahs eb derutcafunam ni the mrof of the dnabdaeh llahs eb dedivorp htiw a -avomer
nialp evaew epyt eriw hsem htiw sselniats leets elb dna elbaecalper denoihsuc dnabtaews that
or other hcus citengam-non .slairetam ehT llahs eb gnitatirri-non dna .cixot-non
1
: 1994
iS 8521 ( Part 2 )
.GIF 1 SDLEIHSECAF HTIW HSEM-ERIW VISOR
51.2 Visor Support selggog nehw .desu ehT noisnet fo eht gnitlit
msinahcem shall eb tneiciffus ot dloh eht rosiv
ehT dleihsecaf rosiv troppus shall eb dehsinruf ni up ro nwod noitisop tuohtiw .egappils
htiw ro tuohtiw a nworc rotcetorp as deerga
5.1.3
ot neewteb eht resahcrup and eht .reilppus Visor
rosiV troppus shall eb edam fo elbatius taeh ehT hsemeriw rosiv shall eb edam fo stainless
tnatsiser slairetam fo at tsael 4-l mm ssenkciht leets eriw and gnivaew aera neewteb eht seriw
and dengised rof ysae lavomer ro tnemecalper shall eb 1 .2mm segdE fo hsem-eriw fo eht rosiv
fo .rosiv rosiV stroppus shall eb dedivorp htiw shall eb derevoc no all sides htiw tfos muinimula
snap renetsaf studs ro a noitanibmoc fo snap teehs fo 10 mm htdiw and muminim 5-O mm
renetsaf studs htiw rehto elbatius redloh studs .ssenkciht ehT reppu edis fo eht rosiv shah osla
rof gnihcatta eht rosiv ni a deruces .rennam eb derevoc htiw tfos muinimula teehs fo -inim
Studs shall eb yltnatsidiuqe decaps ot edivorp mum 0.5 mm ssenkciht and 20 mm .htdiw ehT
rof mumixam .ytilibaegnahcretni troppuS shall muinimula teehs shall eb dettevir ot eht rosiv
eb dehcatta ot eht raegdaeh yb noitcirf stnioj htiw elbatius .lairetam mottoB srenroc and
hcihw timrep gnitlit fo eht rosiv rehtie upward sharp segde shall eb dednuor .ffo ehT hsem-eriw
ot eb raelc fo eht latnoziroh noisiv enil ro -nwod rosiv shall eb ralimis ot that nwohs ni .giF 2
ward ot a noitisop fo mumixam noitcetorp htiw and shall osla ylpmoc htiw eht tset stnemeriuqer
ecnaraelc rof eht ,eson and revo sessalg-eye ro nevig ni 5.4.
.GIF 2 VISOR, HSEM-ERIW
2
IS 8521 ( Part 2 ) : 1994
5.1.4 Sweatbands b) emaN dna epyt of ;dleihsecaf
cl laicepS srosiv or ,seirossecca fi ;dedivorp
sdnabtaewS llahs eb of ,cixot-non ,gnitatirri-non
gninoihsuc lairetam dna llahs eb of elbavomer )d Date of ;erutcafunam dna
dna elbaecalper .epyt sdnabtaewS llahs revoc e> Batch/Code .rebmun
ton ssel naht the forehead noitrop of the
.dnabdaeh 6.3 snoitcurtsnI gnidrager the esu of -nisid
noitcef dna ecnanetniam of the tnempiuqe llahs
5.2 Workmanship eb dedivorp yb the srerutcafunam ni na -nu
suougibma rennam gnola htiw each .dleihsecaf
pihsnamkroW llahs eb hcus that lla sdleihsecaf
llahs eb free morf yna defects hcihw thgim
7 GNILPMAS
affect ,ecnaraeppa ,ytilibanoitcnuf dna -ecivres
.ytiliba 7.1 Lot
5.3 Interchangeability llA sdleihsecaf of the emas ,epyt ,ssalc dna ezis
llA parts gnivah the emas s’rerutcafunam part derutcafunam morf the emas lairetam rednu
rebmun llahs eb yltcerid dna yletelpmoc -retni ralimis snoitidnoc of noitcudorp llahs eb
elbaegnahc htiw respect ot noitallatsni dna depuorg together ot etutitsnoc a .tol
.ecnamrofrep
7.2 Sample Size
5.4 Disinfection Test
ehT rebmun of sdleihsecaf ot eb detceles morf
5.4.1 llA dleihsecaf slairetam llahs eb hcus as each tol llahs dneped nopu the ezis of the tol
ot ,dnatshtiw tuohtiw elbisiv noitaroireted dna dna llahs eb ni ecnadrocca htiw elbaT 1.
,noisorroc gnihsaw ni tnegreted dna mraw
;retaw gnisnir ot evomer lla traces of ;tnegreted Table 1 Scale of Sampling
dna noitcefnisid yb eno or erom of the gniwollof
:sdohtem
toL eziS elpmaS eziS ecnatpeccA
rebmuN
a) noisremmI for OI setunim ni a noitulos
of nilamrof edam yb gnixim eno part of (1) (2) (3)
40 tnecrep edyhedlamrof noitulos htiw up IO 100 20 1
9 parts of water at moor erutarepmet
101 ot 150 32 2
( 27 f C°2 ;)
151 ot 300 50 3
)b noitcejbuS ot a tsiom erehpsomta of
301 ot 500 os 5
edyhedlamrof of 90 tnecrep ytidimuh for
501 ot 1 000 125 7
a doirep of 10 setunim at moor -arepmet
1 001 ot 3 000 200 10
erut ( 27 f 2°C ); dna
3 001 dna evoba 315 14
c) noisremmI for 10 setunim ni a noitulos
of deifidom ,scilonehp ,etirolhcopyh or
yranretauq muinomma sdnuopmoc ni 7.2.1 esehT sdleihsecaf ni the elpmas llahs eb

htgnerts deificeps yb the rerutcafunam at detceles morf the tol at .modnar roF siht
moor erutarepmet ( 27 & C°2 ). esoprup ecnerefer yam eb edam ot SI 4905 :
1968.
6 ,GNIKCAP GNIKRAM DNA
SNOITCURTSNI ROF ESU 7.3 Each of the sdleihsecaf detceles ni the
elpmas llahs eb detcejbus ot the test denoitnem
6.1 sdleihsecaF dna seirossecca llahs eb packed
ni the .dradnats A dleisecaf gniliaf ot teem
ni a rennam hcihw llahs erusne safe yreviled at
enoyna or erom of the stnemeriuqer of the
.noitanitsed dradnats llahs eb deredisnoc as .evitcefed ehT
6.2 ehT sreniatnoc llahs eb dekram htiw at tol llahs eb deredisnoc as gnimrofnoc ot the
stnemeriuqer of siht dradnats fi rebmun of
tsael the gniwollof :noitamrofni
sevitcefed dnuof ni the elpmas si ssel naht or
a) noitacifitnedI of the ecruos of -unam lauqe ot the gnidnopserroc ecnatpecca rebmun
;erutcaf nevig ni nmuloc 3 of elbaT 1.
IS 8521 ( Part 2 ) : 1994
ANNEX A
( Foreword )
EETTIMMOC NOITISOPMOC
noitisopmoC fo lairtsudnI ytefaS lanoitceS ,eettimmoC CHD 008
Chairnm Refirascnting
SHRI K. C. GUPTA National Safety Council, Bombay
Members
SHRI PBEM BAWEJA Hindustan Aeronautics Limited, Bangalore
(
SEEI B. VIJAY KUIUAR Alternate 1
SHI~I BRA~WATI PRASAD Employees State Insurance Corporation, Calcutta
SHRI SATISH CEANDER ( Aitcrnatc )
DR S. C. CHAWLA Directorate General of Technical Development, New Delhi
SHRI M. K. BANERJEE ( Altcrnata )
SHRI P. K. CHATTERJEE ’ Defence Institute of Fire Research, New Delhi
SBRI H. S. KAPRAWAN ( Altsrnatc )
DIEECTOR ( MINES SAFETY ) Directorate General of Mines Safety, Dhanbad
SHRI A. K. RUDRA (Alternate )
SERI H. S. GAHLAUT Institute of Fire Engineers ( India ), New Delhi
SHRI B. R. MEHTA ( Alternate )
SHRI V. K. GOEL Central Boiler Board, New Delhi
SHRI M. L. AHUJA ( Alternate )
SHRI S. P. GOENKA Mining, Geological and Metallurgical Institute of India, Calcutta
SHRI N. DUTTA ( Alternate )
SHRI M. KANT Safety Appliances Manufacturers Association, Calcutta
SHRI KI~LIT MARU ( Alternate )
DR J. MAHAPATRA Standing Committee on Safety for Steel Industries, Ranchi
SHRI M. K. MALHOTRA Directorate General, Factory Advice Services and Labour Institute,
Bombay
SHRI H. N. MIRASEI Factory Inspectorate, Government of Maharashtra, Bombay
DR H. MUKHERJEE Chief Controller of Explosives, Nagpur
)
SHRI C. M. SHABXA ( Alternate
SHRI R. N. MUKHERJEE Central Mining Research Station, Dhanbad
SHLLIA . BANERJEE ( Alternate )
SERI S. K. MUKHEKJI Standing Fire Advisory Council, New Delhi
(
SHRI A. K. GHOSH Alternate )
SHRI P. S. PRUTHI Indian Pesticide Association, New Delhi
S&I SUIZESH KAPOOR ( Alternate )
(
SHRI P. RAJEN~RAN Directorate General, Civil Aviation National Airport Authority ),
New Delhi
SHRI H. S. RAWAT ( Alternate )
SHRI A. RAMAMURTHY Bhabha Atomic Research Centre, Bombay
SHRI K. RAVICHANDRA Ministry of Petroleum and Natural Gas ( Oil Industries Safety
Directorate ), New Delhi
SHRI M. SRIVASTVA (Alternate )

SHRI A. J. REQO National Safety Council, Bombay

SHRI A. K. CHATTERJEE ( Alternate )
SHRI M. R. SAMPATH Indian Cotton Mills Federation, Bombay
SHRI 0. N. DAG~ ( Alternate )
SHRI SURBNDRA KUMAR Indian Chemical Manufacturers Association, Calcutta
SHRI R. PARTHASARTHY ( Alternate )
REPRESENTATIVE Central Leather Research Institute, Madras
REPRESENTATIVE Confederation of Indian Industries, New Delhi
REPRESENTATIVE Indian Space Research Organization, Government of India
(
Department of Space ), Andhra Pradesh
REPREBENTATIVE National Institute of Occupational Health, Ahmedabad
j
DR R. K. SINGH, Director General, BIS ( Ex-&io Member
Director ( Chemicals )
Member-Secretary
SHRI P. MUEHOPADHYAY
( )
Joint Director Chemicals
( Continued on page 5 )
4
IS 8521 ( Part 2 ) : 1994
noitisopmoC fo lanosreP evitcetorP tnempiuqE ( srotaripseR-noN )
,eettimmocbuS DHC 08 : 02
Conuener Representing
Smu M. K. MALHOTRA Directorate General, Factory Advice Services and Labour Institute
13ombay
Mem hers
Sartr J. CLIAI<RABOI:TY Steel Authority of India Ltd ( Durgapur Steel Plant ), Durgapur
)
SHRI R. K. P~~J~RI ( Alternate
San1 M. KANT Safety Services, Bombay
SHXI KAMLESIZ DANII ( Alternate )
SHRI G. B. MEHTA Century Rayon, Kalyan
SHRI R. N. MUKHERJME Central Mi,!ing Research Station, Dhanbad
DB S. RAHU~ National Test House. Calcutta
DI~J!JC+ESIIN IJHAWAN ( Alternate)
SHRI HEATECLIFB VAZ Francis Leslie, Bombay
SMT ZEBNA VAZ ( Alternate )
REPRESENTATIVE Off~cc of the DPvelopm<.nt Commissioner, New Delhi
REPRESENT ATIVIG Bharat Heavy Electrical Ltd, Trichi