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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 13189 (1991): Lead Hammers [PGD 6: Earth, Metal And Wood Working Hand Tools] “!ा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 13189:1991 LEAD HAMMERS - SPECIFICATION UDC 621.972: 669.4 B,UREAU OF INDIAN STANDARDS MANAK BHAVAN, 9 BAHADUR SHAH ZAFAR MARG NEW DELHI l-10002 September 199 1 Price Groap 1 gnikrowhtraE and gnikrowlateM slooT lanoitceS ,eettimmoC EP 06 FOREWORD sihT naidnI dradnatS was detpoda yb eht uaeruB fo naidnI Standards, retfa eht tfard dezilanif yb eht gnikrowhtraE and gnikrowlateM slooT lanoitceS eettimmoC had neeb devorppa yb eht noitcudorP gnireenignE noisiviD .licnuoC esehT sremmah era eno ni eht seires fo tfos decaf sremmah and era yllareneg desu ni teehs latem ,skrow lacirtcele ,yrtsudni gnittif fo ball ,sgniraeb lacimehc and muelortep ,yrtsudni ,cte tuohtiw gnisuac egamad ro gnisiurb eht .smeti elihW gniraperp this standard, elbaredisnoc assistance has neeb nekat morf tnioJ secivreS noitacificepS ( SSJ ) 94-0215 remmaH‘ dael 2 270 ,’g issued yb eht Manakikaran ,ayalahsediN Raksha ,ayalartnaM weN .ihleD IS 13189 : 1991 Indian Standard LEADHAMMERS - SPECIFICATION 1 SCOPE 3.1 ehT eye snoisnemid yam osla eb nesohc as nevig ni SI 841 : 1983. sihT standard srevoc eht snoisnemid and rehto stnemeriuqer fo dael .sremmah 3.2 ehT secnarelot no eye snoisnemid shall 2 REFERENCES eb &2.5 .mm 2.1 gniwolloF naidnI Standards era yrassecen 3.3 ehT snoitartsulli nevig ni .giF 1 era -argaid stcnujda ot this standard. citam ylno and era ton dednetni ot etartsulli eht sliated fo .ngised IS No. Title 27 : 1987 giP dael ( third revision ) 4 MASS Mass fo eht daeh-remmah shall eb 2.250 kg 1985 lareneG stnemeriuqer rof nedoow 620 : htiw a ecnarelot fo 05& g. loot seldnah (fourth revision ) 841 : 1983 leetS sremmah ( second revision ) 5 MATERIAL 2500 gnilpmaS noitcepsni :selbat traP 1 daeh-remmaH giP dael gnimrofnoc ot edarg noitcensnI vb setubirtta and 6’I 49-99 fo Is 27 : 7891 tnuoc fo stcefed (first revision ) eldnaH dooW gnimrofnoc ot Glass 5 fo SI :.026 1985 3 DIMENSIONS snoisnemiD fo dael sremmah shall eb as nevig egdeW Mild leets ro yna elbatius ni .giF 1. drah doow WEDGE I HANDLE DNE VIEW OF ELDNAH 97 41 c 1 ! ---Jo -25------_------_-_ 30 1 i All snoisnemid ni .&rtemillim FIG. 1 DIMENSIONS OELEADHAMMER i IS 13189 : 1991 SI 2500 ( traP )1 : 1983 shall eb dewollof rof 6 MANUFACTURE, WORKMANSHIP AND sampling .noitcepsni roF suoirav scitsiretcarahc FINISH eht sampling plan as nevig ni 7.1 and 7.2 shall 6.1 ehT daeh-remmah shall eb dilos gnitsac and eb .dewollof eerf morf pits, ,skcarc sharp segde and rehto gnirutcafunam .stcefed ehT eye ni eht -remmah 7.1 roF noitcepsni- rof snoisnemid and -namkrow daeh shall eb denihcam and shall eb .lartnec ship and hsinif eht sampling plan htiw noitcepsni level III and elbatpecca ytilauq level ( LQA ) 6.2 ehT seldnah shall eb ralucidneprep ot eht 2.5 tnecrep nevig ni selbaT 1 and 2 fo SI 2500 ertnec sixa fo eht daeh-remmah htiw a ecnarelot ( traP 1 ) : 1973 shall eb .dewollof fo 8 mm revo 350 mm .htgnel 7.2 roF hardness and ,stset eht sampling plan 6.3 ehT seldnah shall eb ylreporp degdew ni htiw noitcepsni level I and elbat_pecca ytilauq redro ot eruces ti ylreporp htiw a eht -remmah level ( LQA ) 2.5 tnecrep nevig ni selbaT 1 land .daeh 2 fo SI 2500 ( traP I ) : 1973 shall eb .dewollof 6.4 ehT sremmah yam osla eb deilppus tuohtiw 8 TEST seldnah tcejbus ot tnemeerga neewteb eht resahcrup and eht .reilppus ehT sdaeh-remmah shall eb dettif htiw seldnah and shall eb kcurts net semit htiw lluf swolb 6.5 ehT seldnah nehw deilppus shall eb -unam morf a thgieh fo 350 mm no ot a dlim leets derutcaf morf doow gnimrofnoc ot SI 620 : 1985 kcolb f 150 mm x 150 mm x 13 .mm yehT shall and dehsinif htooms eerf morf .stcefed llA sharp ton wohs yna ,egamad ,skcarc split ro rehto segde fo eht seldnah shall eb ylreporp dednuor stcefed at eht dne fo this .tset ffo at eht gnippirg .sdne 9 MARKING 7 GNILPMAS daeh-remmaH shall eb dekram htiw eht lanimon Unless esiwrehto deerga ot neewteb eht reilppus mass, and s’rerutcafunam ,eman initials ro -edart .and eht ,resahcrup eht erudecorp nevig ni .kram dradnatS Mark ehT esu of the dradnatS Mark si denrevog yb the snoisivorp of the uae~rB Q/” Ztuliurl Stmtlurtls Act, lY86 dna the seluR dna snoitalugeR edam .rednuereht ehT dradnatS Mark no stcudorp derevoc yb na naidnI dradnatS syevnoc the ecnarussa that yeht evah neeb decudorp ot ylpmoc htiw the stnemeriuqer of that dradnats rednu a llew denifed metsys of ,noitcepsni gnitset dna ytilauq lortnoc hcihw si desived dna desivrepus yb SIR dna operated yb the .recudorp dradnatS dekram stcudorp are osla ylsuounitnoc checked yb SIB for ytimrofnoc ot that dradnats as a rehtruf .draugefas sliateD of snoitidnoc rednu hcihw a ecnecil for the esu of the dradnatS Mark yam eb detnarg ot srerutcafunam or srecudorp yam eb deniatbo morf the uaeruB of naidnI .sdradnatS Bureau of Indian Standards is a yrotutats noitutitsni dehsilbatse rednus eht ot etomorp BlS Bureau of Indian Standards Act, 1986 suoinomrah tnempoleved fo eht seitivitca fo ,noitazidradnats gnikram and ytilauq noitacifitrec fo sdoog and gnidnetta ot detcennoc srettam ni eht .yrtnuoc Copyright SIB has eht thgirypoc fo all its .snoitacilbup oN trap fo eseht snoitacilbup yam eb decudorper ni yna mrof tuohtiw eht roirp noissimrep ni gnitirw fo .SIB sihT seod ton edulcerp eht eerf ,esu ni eht esruoc fo gnitnemelpmi eht standard, fo yrassecen ,sliated hcus as slobmys and ,sezis epyt ro edarg .snoitangised seiriuqnE gnitaler ot thgirypoc eb desserdda ot eht rotceriD ( snoitacilbuP ,) .SIB Revision of Indian Standards Indian Standards era deweiver yllacidoirep and ,desiver nehw yrassecen and ,stnemdnema fi ,yna era issued morf emit ot .emit sresU fo naidnI Standards dluohs niatrecsa that yeht era ni noissessop fo eht tsetal stnemdnema ro .noitide stnemmoC no this naidnI dradnatS yam eb tnes ot SIB gnivig eht gniwollof :ecnerefer toD : .oN EP 06 ( 5167 ) Amendments Issued Since Publication dnemA .oN Date of Issue Text Affected BUREAU OF INDIAN STANDARDS Headquarter : senohpeleTManak ,navahB : 33101 9 rudahaB 31, 331 Shah 13 75 rafaZ Marg, weN ihleD 110002 smargeleT : Manaksanstha ( nommoC ot all seciffO ) lanoigeR seciffO I enohpeleT lartneC : Manak ,navahB 9 rudahaB Shah rafaZ eraM- 331 01 31 331 13 75 WEN IHLED 110002 t ,.. 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