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 9088 (1979): Universal head nickel alloy rivets for aircraft [TED 14: Aircraft and Space Vehicles]! 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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4 RE-AFFIRk EL, 199,P UDC : [ : IS: I) Isl, 1 I Indian Standard SPECIFICATION FOR a 9 UNIVERSAL HEAD NICKEL ALLOY RIVETS FOR AIRCRAFT L 1 Scope -Covers material, dimensions, identification and other requirements for universal head nickel alloy rivets for use in aircraft 2 Material 21 The preferred chemical composition for nickel alloys used for rivets shall be as given below: Element Composition, Percent Alloy No 1 Alloy No 2 CU Si Fe Mn Cr Al C S co Ti 28 to34 GO5 GO5 <I -0 G25 g50 o-3 to 20 <I o to 21 O GO-5 - <$I6 008 to O-15 GO GO5-02 to 06 Ni Remainder Remainder!2 The condition of supply, heat treatment and mechanical properties of rivet wire used for nanufacture of rivets shall be as given below: -_ Alloy No Condition as Heat Treatment Minimum* 1 Minimum* Delivered to for Tensile Tensile Sheak,b;gth, Rivet Maker Test Sample, Strength of N/mm2 Test Sample, N/mm2 I 1 Annealed None Annealed None *Tensile strength and shear strength are included a*s alternatives Adopted 12 Makh 1979 September 1979, ISI -INDIAN STANDARDS INSTITUTION MANAK BHAVAN, 9 BAHADUR SHAH ZAFAR MARG NEW DELHI

5 IS: The condition of supply, heat treatment, mechanical properties of rivet shall be as given below: Alloy Minimum Minimum Heat Treatment Condition NO Tensile Shear by Rke&ryker as Delivered Strength* of Strength*, Test Sample, N/mm2 Delivery N/mm2 I- I 1 ) Annealed As manufactured Condition at C;hzinfi;; the Time of Closing Use As delivered I itsed None *Tensile strength and shear strength are included as alternatives 3 Dimensions 31 Shank All dimensions in millimetres Nominal Diameter, d Tolerance 16 *IO * ho05 40 rt co, $ to $-o-o O*lO 32 Head Within lerrgth x the s hank diameter value may increase to dmax All dimensions in millimetres Nominal Shank Diameter d 0 E F G (Ref bnly) i f f f f * f f f 0% 190 * l-4 I O I O

6 IS : Identification ;J,, w e rivets shall be marked on the head or on the end of the shank with symbols as indicated Alloy No Identification Symbol 08mm max Indented 04mm max Indented 42 Identification symbols shall have the depth of approximately 0 2 mm 5, Designation -Shall be designated by the rivet diameter, length, material alloy number and number of this standard Example: A universal head rivet of diameter 8 mm, length 10 mm, material alloy No 1 and conforming to this standard shall be designated as: Universal Head Rivet 8>( 10 Alloy 1 IS : Packing - As agreed to between the purchaser and the supplier 7 Marking - All packages shall be marked wiih the following Information: a) Manufacturer s name or trade-mark, b) Rivet designation, c) Quantity, and d) Particulars of Inspector or Inspector s stamp 71 ISI Cerfificafion Marking - Details available with the Indian Standards Institution EXPLANATORY NOTE This standard is one of the series of Indian standards on aircraft rivets This standard conforms to lso/dls 3229 Aircraft-Nickel alloy rivets- Basic dimensions, materials and identification symbols, issued by the International Organization for Standardization( IS0 ) 3 Printed at New India Prlntfrta Pr888, Khurla, India