Handbook of Modern Aeronautics: A Book of Reference for Manufacturers, Designers, Draughtsmen, Students, and All Interested in Aeronautical Practice and Theory |
Contents
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Common terms and phrases
aero aerofoil aeronautical aeroplane airscrew alloy altitude aluminium angle annealed beam bending biplane blade Camber Carbon carburettor cast iron cent centre chord clouds compression copper cubic curve cylinder density diagram Diam diameter Drift efficiency elastic elastic limit employed engine fabric factor of safety feet formula Gauge given heat Inch Inch inertia leading edge length Lift Coefficient lift/drift load machine magneto material maximum metal metres millimetres Modulus moment of inertia nickel petrol piston pitch plane pounds pressure propeller radiator radius radius of gyration ratio resistance rotation shaft shearing shearing stress sheets shown in Fig solder specifications speed spruce square standard steel stress struts surface TABLE tail temperature tensile strength thickness thread timber tons per sq top dead centre torque tube usually valve varies velocity vertical weight welding width wind wing wire
Popular passages
Page 912 - Gage Length for Elongation Note: — The gage length, parallel section, and fillets shall be as shown, but the ends may be of any shape to fit the holders of the testing machine in such a way that the load shall be axial.
Page 138 - A sufficient discard shall be made from each ingot to secure freedom from injurious piping and undue segregation.
Page 908 - ... when requested on the purchase order or contract. 8.2 A report of this analysis shall be furnished only when requested on the order. 9. Product Analysis 9.1 When requested on the purchase order, a product analysis shall be made by the manufacturer. The chemical composition thus determined shall conform to the requirements prescribed in Tables 1A or IB as modified by Table 2. 9.2 The product analysis limits shown for carbon are not normally applicable to the MT grades. 9.3 The number and source...
Page 912 - If any test specimen shows defective machining or develops flaws, it may be discarded; in which case the manufacturer and the purchaser or his representative shall agree upon the selection of another specimen in its stead.
Page xxiv - CUBIC MEASURE 1728 cubic inches = 1 cubic foot 27 cubic feet = 1 cubic yard...
Page 182 - GENERAL. — 1. The general specifications, 1G1, shall form according to their applicability, a part of these specifications.
Page 911 - The bend test shall be made cold. 12. (a) Tension and bend test specimens shall be taken from the rolled or forged material; except that in the case of irregularly shaped forgings, they may be taken from a full-size prolongation. Specimens shall not be annealed or otherwise treated, except as specified in paragraph (b).
Page 181 - Take ten slabs at random from a carload and saw each slab completely across from the middle of one long side to the middle of the other and use the sawdust as the sample; or, drill three 9-mm. holes along one diagonal of each slab, boring completely through and taking care to make fine drillings; the holes should be drilled as nearly as possible at the middle and halfway between either end and the middle of such diagonals. Go over the drillings or sawings with a powerful magnet to...
Page 138 - English cotton yarn numbers. A tolerance of plus or minus four (±4) will be allowed in the size of single yarns. (b) The length of the staple of the fabric must not be less than ]<<, inches.
Page 250 - Normalising means heating a steel (however previously treated) to a temperature exceeding its upper critical range, and allowing it to cool freely in air.