Applied Mechanics |
Other editions - View all
Common terms and phrases
47th Congress applied arch bars beam bending bending-moment body breaking-strength cast-iron cement cent centre of gravity columns components compression cos² couple deflection determine diagonal diameter direction distance elastic limit elongation Engineering equal equation extrados factor of safety feet fibre force acting formula fracture full-size girder given greatest headers Hence horizontal inertia intensity iron rivets joint length line of resistance load m₁ material maximum metal modulus of elasticity modulus of rupture moment of inertia morocco motion neutral axis obtain parallel perpendicular piece plane pounds per square pressure punched holes radius resultant shearing shearing-force Silky span square inch steel rivets strain stress surface temperature tensile strength Tensile Tests tension thickness thrust tion truss Ultimate Strength uniformly V₁ velocity vertical voussoirs Watertown Arsenal weight Width wrought-iron ΕΙ ΙΟ
Popular passages
Page 734 - FINENESS. It shall leave by weight a residue of not more than 8 per cent on the No. 100, and not more than 25 per cent on the No. 200 sieve.
Page 732 - All tests shall be made in accordance with the methods proposed by the Committee on Uniform Tests of Cement...
Page 466 - Material which is to be used without annealing or further treatment shall be tested in the condition in which it comes, from the rolls.
Page 463 - Up to 75 inches wide, 2$ per cent, above or z\ per cent, below the theoretical weight. 75 inches wide up to 100 inches wide, 5 per cent, above or 3 per cent, below the theoretical weight. When 100 inches wide and over 10 per cent, above or 3 per cent, below the theoretical weight.
Page 465 - Chemical determinations of the percentages of carbon, phosphorus, sulphur and manganese shall be made by the manufacturer from a test ingot taken at the time of the pouring of each melt of steel, and a correct copy of such analysis shall be furnished to the engineer or his inspector. Check analyses shall be made from finished material, if called for by the purchaser, in which case an excess of 25 per cent.
Page 734 - It shall develop initial set in not less than thirty minutes, but must develop hard set in not less than one hour, nor more than ten hours. TENSILE STRENGTH 22. The minimum requirements for tensile strength for briquettes one inch square in section shall be within the following limits, and shall show no retrogression in strength within the periods specified: ' Age Neat Cement Strength 24 hours in moist air 150 — 200 Ibs.
Page 732 - Definition. This term shall be applied to the finely pulverized product resulting from the calcination of an argillaceous limestone at a temperature only sufficient to drive off the carbonic acid gas.