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Amer angle Annealed bearing belt boiler bolts brake carbon cast cast-iron cent chart Chromium CO-SEC CO-TAN coefficient coefficient of friction composition is desired compression cone Cosine Sine Cosine crank crank pin curve cylinder diam diameter diametral pitch dimensions drill driving drum elastic limit engines exceed 04 factor of safety Fahr flanges fly-wheel formula friction ft ft ft gage gears given gives heat treatment helical gears helix holes horse-power inch iron joint length load Mach machine Manganese maximum metal motor Nickel number of teeth obtained Phosphorus pipe piston plate poppet valves pressure pulley radius ratio rivets roller rope screw shaft shear shown in Fig speed spring spur gears Standard steam stress surface Table taper temperature tensile strength tests thickness thread tool tooth tube valve velocity vertical weight wheel width
Page 350 - For the purposes of this specification the yield point shall be determined by the careful observation of the drop of the beam or halt in the gage of the testing machine: Sample for chemical analysis.
Page 134 - Knots H, K, and M are easily untied after being under strain. The knot M is useful when the rope passes through an eye and is held by the knot, as it will not slip, and is easily untied after being strained.
Page 350 - The variation in cross-section or weight of more than 2\ per cent from that specified will be sufficient cause for rejection, except in the case of sheared plates, which will be covered by the following permissible variations...
Page 355 - ... plates, and must test hot and cold by driving down on an anvil with the head in a die ; by nicking and bending, by bending back on themselves cold, without developing cracks or flaws.
Page 197 - And on and after July first, eighteen hundred and ninety-three, the same and no other shall be used in determining duties and taxes levied by the United States of America on sheet and plate iron and steel.
Page 197 - Approximate Thickness In Fractions of an Inch Approximate Thickness In Decimal Parts of an Inch Weight per Square Foot In Ounces Avoirdupois Weight per Square Foot In Pounds Avoirdupois Number of...
Page 350 - Two cold bending specimens and two quenched bending specimens will be furnished from each melt of rivet rounds. The homogeneity test for fire-box steel shall be made on one of the broken tensile test specimens.
Page 350 - The specimen is broken al the other two grooves in the same way. The object of this treatment is to open and render visible to the eye any seams due to failure to weld up, or to foreign interposed matter, or cavities due to gas-bubbles in the ingot.