Disclosure to Promote the Right To Information

Transcription

1 इ टरन ट म नक 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. ज न1 क अ+धक र, ज 1 क अ+धक र Mazdoor Kisan Shakti Sangathan The Right to Information, The Right to Live प0र 1 क छ ड न' 5 तरफ Jawaharlal Nehru Step Out From the Old to the New IS 6204 (1971): Cast Open Roller Fairleads [TED 17: Shipbuilding]! न $ एक न' भ रत क +नम-ण Satyanarayan Gangaram Pitroda Invent a New India Using Knowledge! न एक ऐस खज न > ज कभ च0र य नहB ज सकत ह ह Bhartṛhari Nītiśatakam Knowledge is such a treasure which cannot be stolen

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5 Indian Standard SPECIFICATION FOR CAST OPEN ROLLER FAIRLEADS IS : Shipbuilding Sectional Committee, MCPD 1 Chairman SHRI S. PARMANANDHAN Naval Headquarters Representing Members CT)R S. P. AQARWA~A Ministry of Defence ( DGI ) SHXI ANJAN ROYE Institution of Marine Technologists, Bombay SHRI K. N. G. h%enon ( Alternate ) SHRI E. R. DAS~~OR ( Alternate) SWRI N. BALASUBRAMANIAII~ Voltas Ltd, Bombay SHRI R. S. MITAL ( Alternate ) SHRI A. S. BONDALE Garden Reach Workshops Ltd, Calcutta CHIEF MECAANICAL ENGINEER, Inter Port ConsultationSecretariat Cell, Calcutta THE COM~~ISSIONERS BOR THE PORT OCR CALCUTTA CHIEF MECHANICAT~ ENGT- NEER, BOMR.~Y PORT TRYST ( Alternate ) SERI P. L. D ARREO Kamath & D Abreo, Cochin SHRI R. A. KAMATH ( Alternate ) SERI V. G. DAM1.E AFCO Ltd, Bombay SRRI R. D. PARALXAR ( A11emate) DIRECTOR OF NAVAL CONSTRUC- Naval Headqnarters TION SHRI B. HILL Lloyd s Register of Shipping, Calcutta SHRI D. B. IRANI Directorate General of Shipping ( Ministry of Parliamentary Affairs, Shipping and Transport ), Bombay SHRI KJELL LINDH SF India Ltd, Calcutta SHRI G. SINHA ( A/tmnte ) SHRI G. K. KURIYAN Central Institute of Fisheries Technology, Ernakulam SHRI M. VEI>U ( Alternate ) SRRI S. MAJUMDAR Directorate General of Technical Development SHRI K. N. G. MENON The Shipping Corporation cf India Ltd, Bombay; and The Institute of Marine Engineers, Bombay CAPT R. D. KOHLI ( Allentale ) The Shipping Corporation of India Ltd. Bombay SllRI B. S. SOoD ( ~h7zcltp ) The Institute of Marine Engineers, Bombay SHRI I. N. PRAUHAN The Indian National Shipowners Association, Bombay DR T. S. RAGHURA~~ Indian Engineering Association, Bombay SHRI T. S. RAJAN Ericson & Richards, Bombay SHKI S. A. H. RI~VI The Institute of Marine Engineers, Bombay SHRI D. S. SIIETH Hindustan Shipyard Ltd, Visakhapatnam SRRI h4. G. KvrTV ( Alternnte ) ( Continued on page 2) INDIAN STANDARDS INSTITUTION -. MANAK BHAVAN, 9 BAHADUR SHAH ZAFAR MARG NEW DELHI 1

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10 IS : Example: as: Open roller fairlaad of nominal size 3 of cast iron shall be designated. Open Roller Fairlead 3 CI IS : GENERAL REQUIREMENTS 7.1 The cast open roller fairleads shall be reasonably free from casting defects such as blow holes. 7.2 The surface finish shall be 12.5 to 30 microns assessed according to IS : Lubrication of the top and bottom bushes shall be as shown in figure in Table The oil grooves on the bottom face of the bottom bush shall not extend beyond 213 width of the face of the bush from the inner edge. 8. MARKING 8.1 Cast open roller fairleads shall be marked with their designation on the underside of the roller Cast open roller fairleads may also be marked with the IS1 Certification Mark. NOTE - The use of the IS1 Certification Mark is governed by the provisions of the Indian Standards Institution ( Certification Marks) Act, and the Rules and Regulations made thereunder. Presence of this mark on products covered by an Indian Standard conveys the assurance that they have been produced to comply with the requirements of that standard, under a well-defined system of inspection, testing and quality control during production. This system, which is devised and supervised by ISI and operated by the producer, has the further safeguard that the products as actually marketed are continuously checked by IS1 for conformity to the standard. Details of conditions, under which a licence for the use of the ISI Certification Mark may be granted to manufacturers or processors, may be obtained from the Indian Standards Institution. *Assessment of surface roughness.

11 - IS:6%04-'297 TABLE 1 MAIN DIMENSIONS FOR FAIRLEADS ( CIauses 2.1, 2.3 and 4.1 ) All dimensions in millimetres. COUNTERSUNK HEADSCREW T_._.-L -7 d,, x Length H APPROX r1 h M6 x M6 x M6 xl (lO 270 h16 x M8 x M8 x Ml0 x M10 x

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13 N~AUNAL dl da d, dp d, d, d, d, SIZE ++ (1) (2) (3) (4) (5) (6) (7) (8) (9) (10) (11) (12) (13) (14) (15) (16) Ml Ml M20 d 16 h h, h, ha h, h, h, r1 ra r3 74 t t1 ta 43 hprox -2 -! (17) (18) (19) (20) (21) (22) (23) (24) (25) (26) (27) (28) (29) (30) (31) (32) M b M M M Eli M u M B Ml : P MiO t;; 2!

14 TABLE 3 DIMENSIONS FOR PIVOT PIN ( Clause 4.2 ) All dimensions in millimetres. V(W)

15 a a1 d IS d I9 4, d 21 h, h, hs ho 4, 4, 0 +i (1) (2) (3) (4) (5) (6) (7) (8) (9) (10) (11) (12) (13) (14) (15) (16) (17) (18) $424 M j M33 $ M39 M D 105 M48 M = KflO M80 x 6 Ml ! I M90 x 6 Ml i! d Ml10 x 6 Ml i

16 IS: TABLE 4 DIMENSIONS FOR COVER ( Clause 4.2 ) All dimensions in millimetres. COUNTERSINKS DETAIL AT Z NOMINAL d,, d 23 fi h 13 *2 fl No. OFHOLES SIZE FOR SCREW

17 18: TABLE 5 RECOMMENDED METHOD OF ATTACHMENT TO DECK AND RELATED DIMENSIONS ( Clause 4.3 ) r-protective STRIP 2.5dl APPROX 2.5 d, APPRoX-&+&-xc. 3 ROLLER ARRANGEMENT All dimensions in millimetres. NOMINAL 6, 4 4 Z SIZE lick

18 INDIAN STANDARDS ON Mooring Eqaipment IS: Cast vertical bollards with and without lugs Mild steel fabricated vertical bollards with and without lugs... Mooring buoy shackles General requirements and testing of ac cargo winches ( for shipboard use ) General requirements and testing of ac mooring winches (for shipboard use Drums fitted to cargo and mooring winches...,..... Cast skew bollards Cruciform bollards Cast deck-end rollers Cast open chocks ( under print ) Rs

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