The Mechanical Engineer's Pocket-book: A Reference Book of Rules, Tables, Data, and Formulæ, for the Use of Engineers, Mechanics, and StudentsJ. Wiley & sons, 1902 - 1113 σελίδες |
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Σελίδα 163
... Phosphorus 31 . As Arsenic 75.1 H Hydrogen Ba Barium 137.4 I Iodine 1.01 126.8 K Pt Platinum 194.9 Potassium 39.1 Bismuth 208.1 Ir Iridium 193.1 Si Silicon 28.4 B Boron 10.9 Fe Iron 56 . Ag Silver 107.9 Brominė 79.9 Pb Lead 206.9 Na ...
... Phosphorus 31 . As Arsenic 75.1 H Hydrogen Ba Barium 137.4 I Iodine 1.01 126.8 K Pt Platinum 194.9 Potassium 39.1 Bismuth 208.1 Ir Iridium 193.1 Si Silicon 28.4 B Boron 10.9 Fe Iron 56 . Ag Silver 107.9 Brominė 79.9 Pb Lead 206.9 Na ...
Σελίδα 224
... phosphorus , 0.018 ; manganese , 0.425 . " PLOUGH ” -STEEL WIRE . The term " plough , " given in England to steel wire of high quality , was derived from the fact that such wire is used for the construction of ropes used for ploughing ...
... phosphorus , 0.018 ; manganese , 0.425 . " PLOUGH ” -STEEL WIRE . The term " plough , " given in England to steel wire of high quality , was derived from the fact that such wire is used for the construction of ropes used for ploughing ...
Σελίδα 225
... phosphorus . The presence of phosphorus is detrimental to electric conductivity . " Delta - metal " wire is made from an alloy of copper , iron , and zinc . Its strength ranges from 45 to 62 tons per square inch . It is used for some ...
... phosphorus . The presence of phosphorus is detrimental to electric conductivity . " Delta - metal " wire is made from an alloy of copper , iron , and zinc . Its strength ranges from 45 to 62 tons per square inch . It is used for some ...
Σελίδα 304
... phosphorus 074 to .098 . Gauged Elongation per cent , in Gauged Length . Length , Elastic limit , lbs . inches . per sq . in . Tensile strength per sq . in . , lbs . 160 37,480 67,800 15.8 160 36,650 64,000 6.96 160 71,560 8.6 200 ...
... phosphorus 074 to .098 . Gauged Elongation per cent , in Gauged Length . Length , Elastic limit , lbs . inches . per sq . in . Tensile strength per sq . in . , lbs . 160 37,480 67,800 15.8 160 36,650 64,000 6.96 160 71,560 8.6 200 ...
Σελίδα 327
... phosphorus or " phosphoret of tin or copper to copper that the oxides of that metal , nearly always present as an impurity , more or less , were deoxidized and the copper much improved in strength and ductility , the grain of the ...
... phosphorus or " phosphoret of tin or copper to copper that the oxides of that metal , nearly always present as an impurity , more or less , were deoxidized and the copper much improved in strength and ductility , the grain of the ...
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Συχνά εμφανιζόμενοι όροι και φράσεις
alloy aluminum angle base beam bolt brass bricks carbon cast iron cent chord circle Circular Mils Circum circumference coefficient column compression compression member copper cubic cubic foot curve cylinder decimal Diam diameter Diff difference differential distance divide draw ductility elastic limit elongation Engineering equal equation factor of safety feet fibre Flange force formula frustum Gauge given half heat increase inertia length load logarithm manganese material maximum metal modulus moment of inertia multiply Neutral Axis perpendicular pipe plane plate pounds per square pressure proportional radius of gyration Recipro resistance rivets shearing side silicon sine solid specific gravity specimen square foot square inch standard steel strain strands stress subtract surface tangent temperature tensile strength tension tests thickness thread tons transverse triangle tubes velocity wrought iron zinc
Δημοφιλή αποσπάσματα
Σελίδα 688 - Notice the general condition of the boiler and its equipment and record such facts in relation thereto as bear upon the objects in view. If the object of the trial is to ascertain the maximum economy or capacity of the boiler as a steam generator, the boiler and all its appurtenances should be put in first-class condition.
Σελίδα 482 - CL are line pressure and sonic speed of the gas at £ -» — *, and y is the ratio of specific heat at constant pressure to specific heat at constant volume for the gas.
Σελίδα 396 - 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 gauge of the testing machine.
Σελίδα xxxii - Multiply the numerators together for a new numerator, and the denominators together for a new denominator.
Σελίδα 414 - If any number of forces acting at a point can be represented in magnitude and direction by the sides of a POLYGON taken in order, they are in equilibrium.
Σελίδα 691 - The coal should be weighed and delivered to the firemen in equal portions, each sufficient for about one hour's run, and a fresh portion should not be delivered until the previous one has all been fired. The time required to consume each portion should be noted, the time being recorded at the instant of firing the first of each new portion.
Σελίδα 692 - In tests for purposes of scientific research, in which the determination of all the variables entering into the test is desired, certain observations should be made which are in general unnecessary for ordinary tests.
Σελίδα 66 - In any plane triangle, the sum of any two sides is to their difference as the tangent of half the sum of the opposite angles is to the tangent of half their difference.
Σελίδα 691 - ... moisture in the steam should be determined by the use of either a throttling or a separating steam calorimeter. The sampling nozzle should be placed in the vertical steam pipe rising from the boiler. It should be made of...
Σελίδα 6 - ... and to the remainder bring down the next period for a dividend. 3. Place the double of the root already found, on the left hand of the dividend for a divisor. 4. Seek how often the divisor is contained...