Table Of Content

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 3213 (1991): Engineers' drawing instruments, handles [PGD 22: Educational Instruments and 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” Indian Standard ENGINEERS'DRAWING INSTRUMENTS- HANDLES-SPECIFICATION (F irst Revision ) UDC 744.34 : 621-229.21 @ BIS 1991 BUREAU OF INDIAN STANDARDS MANAK BHAVAN, 9 BAHADUR SHAH ZAFAR MARG NEW DELHI 110002 May 1991 Price Groop 1 lacitpO and lacitamehtaM stnemurtsnI lanoitceS ,eettimmoC DML 20 FOREWORD sihT naidnI dradnatS ( tsriF noisiveR ) was detpoda yb eht uaeruB fo naidnI Standards, retfa eht tfard dezilanif yb eht lacitpO and lacitamehtaM stnemurtsnI eettimmoClanoitceS had neeb devorppa yb eht thgiL lacinahceM gnireenignE noisiviD .licunoC sihT standard is eno fo a seires fo naidnI Standards gnitaler ot gniward .stnemurtsni eldnaH is a gniward tnemurtsni yrossecca desu yb nemsthguard and sreenigne rof using ti as a gniward nep ro rekcirp yb gnihcatta eldeen OF nep .stniop ehT standard was tsrif dehsilbup ni 1965. sihT noisiver is desab no rehtruf ecneirepxe deniag ni eht erutcafunam fo gniward stnemurtsni and rehto stnempoleved ni this .dleif nI this noisiver htped fo 12 mm has neeb deifidom ot 13 mm and dia fo gninepo 3 mm ot O-4/5-3 .mm 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 ( revised 1’. ehT rebmun fo tnacifingis secalp deniater ni eht dednuor ffo seulav dluohs eb eht emas as that fo eht deificeps eulav ni this standard. Is 3213: 1991 Indian Standard ENGINEERS’ DRAWING INSTRUMENTS - HANDLES - SPECIFICATION ( First Revision ) 1 SCOPE Example sihT standard srevoc eht stnemeriuqer fo seldnaH shall eb detangised as: seldnah rof ’sreenigne gniward .stnemurtsni seldnaH 3.5 SI 3213 2 REFERENCES 6 GENERAL REQUIREMENTS Indian Standard IS 2500 ( Part 1 ) : 1973 ehT seldnah shall evah an tnemegnarra rof ‘Sampling inspection tables: Part 1 Inspection by gnidloh eht nep stniop ro eldeen stniop attributes and by count of defects tsrif( revision )’ .yleruces is the necessary adjunct to this standard. 3MATERIAL 7 WORRMANSHIP AND FINISH ehT seldnah shall eb edam fo thgil thgiew suita- Handles shall be fine fluted, smooth and well- elb .lairetam finished. 4 DIMENSIONS 8 TEST 4.1 The dimensions for handles shall be as 8.1 Dimensional Test specified in Fig. 1. seldnaH shall eb detset rof ytimrofnoc htiw eht 4.1.1 ehT retemaid rof seldnah yam eb ylbatius stnemeriuqer as deificeps ni 4.1 and 4.2. ,desaercni fi noisivorp is edam ot erots seldeen and licnep sdael .edisni nI hcus a esac a elbatius 9 GNILPMAS erusolc shall osla eb .dedivorp 9.1 toL 4.2 ehT ecnarelot no elbaegnahcretni -nemid snois shall eb hcus that eht gnitam parts shall nI a tnemngisnoc all eht seldnah fo eht emas evah a thgit .tif epyt and ,ezis derutcafunam morf emas lairetam 4.3 ehT erugiF is dednetni ylno ot etartsulli eht rednu ralimis snoitidnoc shall eb depuorg ,snoisnemid and eht ngised liated is tfel ot eht rehtegot ot etutisnoc a .tol noitercsid fo rerutcafunam os gnol as eht -iceps 9.2 Unless, ,esiwrehto deerga ot neewteb ,eht deif snoisnemid era .deniatniam reilppus and eht ,resahcrup eht erudecorp nevig 5 DESIGNATION ni SI 2500 ( traP 1 ) : 1973 shall eb dewollof rof sampling .noitcepsni ehT noitcepsni ,level seldnaH shall eb detangised yb eht ylnommoc elbatpecca ytilauq level ( LQA ) and epyt .fo desu ,eman ezis fo eloh and rebmun fo this sampling plan ot eb dewollof rof suoirav -carahc standard. scitsiret shall eb as nevig ni 9.2.1. r \ SLOT (OPTIONAL) llA snoisnemid ni .sertemillim FIG. 1 DIMENSIONSF OR HANDLE 1 1991:31235X 1.2.9. roF ,snoisnemid ,noitangised lareneg 10.2 seldnaH yam osla eb dekram htiw eht ,stnemeriuqer pihsnamkrow and ,hsinif a elgnis dradnatS Mark; sampling plan htiw noitcepsni level VI and LQA fo 2.5 tnecrep as nevig ni selbaT 1 and 2 fo 11 GNIKCAP SI 2500 ( traP 1 ) : 1973 shall eb .dewollof 01 GNIKRAM 1.11 seldnaH shall eb tsrif depparw ni repap and neht dekcap ni a elbatius .notrac 1.01 seldnaH shall eb dekram htiw noitacidni fo eht ecruos fo .erutcafunam Qn eht ,eldnah 11.2 seldnaH yam osla eb deilppus as a trap fo rehtruf ,noitangised hctab .oN shall eb -acidni an stnemurtsni tes ni hcihw esac eht etelpmoc det fi dekcap ni .reniatnoc tes yam eb deilppus ni a elbatius .xob dud8ts M8rk The use of the Standard Mark is governed by the provisions of the Bawm of Indian &zndar& Act, 1986 and the Ruler and Regulations made thereunder. The Standard Mark on products covered by an Indian Standard conveys the assurance that they have been produced to comply with the requirementa of that standard under a well delined system of inspection, testing and quality control which is devised and supen4sed by BIS and operated by the producer. Standard marked produ& are also continuously checked by BIS for conformity to that standard aa a further safeguard. Details of conditions under which a licence for the use of the Standard Mark may be granted to manufacturers or producers may be obtained from the Bureau of Indian Standards. __ I uaouB of Indian Stutdatrda BIS ia a statutory institution cstabliahed under the Burbar, of Indian Standardc Act, 1986 to promote harmonious development of the activities of standardization, marking and quality certification of goodr and attending to connected matters in the country. Copyright BIS hat the copyright of all its publications. No part of these publicationa may be reproduced in any form tuo&w eht prior permission in writing of BIS. This doea not preclude the free use, in the course of implementing the standard, of necessary details, such as symbols and sizes, type or grade designations. Enquiries relating to copyright be addressed to the Director ( Publications ), BIS. Revioio~~ofIndian Standards Indian Standards are reviewed periodically and revised, when necessary and amendments, if any, are issued from time to time. Users of Indian Sfandards should ascertain that they are in possession of the latest amendments or edition. Comments on this Indian Standard may be sent to BIS giving the following reference: Dot : No. LMD 20 ( 5189 ) siuco Amoudme!uts dousaI uoitaRbuP Amend No. Date of Issue Text Affected BUREAU OF INDIAN STANDARDS Headquarters : Manak Bhavan, 9 Bahadur Shah Zafar Marg, New Delhi 1 loo02 T&gram~ : Manakunstha Telephones : 331 01 31,331 13 75 ( Common to all Offices ) Regional Ofllces : Telephone Central : Manak Bhavan, 9 Bahadur Shah Zafar Marg 331 01 31 NEW DELHI 118882 331 13 75 Eaatem : l/14 C. I. T. Scheme VII M, V. I. P. Road, Maniktola 87 86 62 _jCALCUTTA700054 _ __.. .,._....._ ”_. _ -._ ____ _ _ .-_ _. __-- ._. _._ N&them : SC0 445446, Sector 3!bC, CHANDIGARH 168036 . 53 38 43 Southern : C. I. T. Campus, IV Cross Road, MADRAS 680113 235 02 16 Wmtern : Manakalaya, E9 MIDC, Marol, Andheri ( East ) 632 92 95 BOMBAY 480093 Branches : AHMADABAD. BANGALORE. BHOPAL. BHUBANESHWAR. COIMBATORE. FARIDABAD. GHAZIABAD. GUWAHATI. HYDERABAD. JAIPUR. KANPUR. PATNA. TI-IIRUVANANTHAPURAM. . - Priated at New India Printinl Pmu. Khurie. India