Journal of Research of the National Bureau of Standards: Engineering and instrumentation. C, Volumes 72-75U.S. Government Printing Office, 1968 |
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Page 139
... strain , Winkler - Bach bending stress distribution , uniform normal stress distribution , and parabolic shear stress distribution [ 1 ] . A sequential grid constrained optimization method is used to search for the minimum weight ring ...
... strain , Winkler - Bach bending stress distribution , uniform normal stress distribution , and parabolic shear stress distribution [ 1 ] . A sequential grid constrained optimization method is used to search for the minimum weight ring ...
Page 140
... strain energy of curved bar , u strain energy per unit volume , ע Poisson's ratio , E modulus of elasticity , g integral defined by eq ( 19 ) , S design maximum stress , λ scale factor , W ring weight , γ material weight per unit volume ...
... strain energy of curved bar , u strain energy per unit volume , ע Poisson's ratio , E modulus of elasticity , g integral defined by eq ( 19 ) , S design maximum stress , λ scale factor , W ring weight , γ material weight per unit volume ...
Page 143
... strain energy of the loaded bar , and = O / 2 bar rotation at π / 2 , Sπ / 2 = bar deflection at π / 2 in direction of P. The strain energy per unit volume due to bending stress is 1 = им ΜΕΜ ( 1-2 ) στ 2E ( 16 ) ( 17 ) ( 18 ) = in ...
... strain energy of the loaded bar , and = O / 2 bar rotation at π / 2 , Sπ / 2 = bar deflection at π / 2 in direction of P. The strain energy per unit volume due to bending stress is 1 = им ΜΕΜ ( 1-2 ) στ 2E ( 16 ) ( 17 ) ( 18 ) = in ...
Page 144
... strain energy to the segment equal to dUMN - kMNds Eht Adding eqs ( 19 ) , ( 21 ) , ( 23 ) , and ( 25 ) gives the total strain energy of a differential segment dU 1 N2 6 + ( 1 + v ) = - E 2ht 5 1 + ( 1 − v2 ) ht 2 - + M2g MNK h ht ds ...
... strain energy to the segment equal to dUMN - kMNds Eht Adding eqs ( 19 ) , ( 21 ) , ( 23 ) , and ( 25 ) gives the total strain energy of a differential segment dU 1 N2 6 + ( 1 + v ) = - E 2ht 5 1 + ( 1 − v2 ) ht 2 - + M2g MNK h ht ds ...
Page 167
... strain , creep rate and temperature . Creep behavior was influenced by microstructural changes during creep and by prior thermal - mechanical treatment . Engineering - design curves are included in this paper . Key Words : Creep ...
... strain , creep rate and temperature . Creep behavior was influenced by microstructural changes during creep and by prior thermal - mechanical treatment . Engineering - design curves are included in this paper . Key Words : Creep ...
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Page 28 - In no case does such identification imply recommendation or endorsement by the National Bureau of Standards, nor does it imply that the material or equipment identified is necessarily the best available for the purpose.
Page 46 - THE INSTITUTE FOR BASIC STANDARDS provides the central basis within the United States of a complete and consistent system of physical measurement; coordinates...
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Page 21 - ... (1) nuclear data, (2) atomic and molecular data, (3) solid state data, (4) thermodynamic and transport data, (5) chemical kinetics, (6) colloid and surface properties, and (7) mechanical properties.
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Page 23 - The procedure uses the x and y coordinates and the individual directions of the minutiae ( ridge endings and bifurcations). The identity of the...
Page 22 - This publication contains a descriptive listing, item by item, of most of the test and calibration work done at the National Bureau of Standards with the respective fees.
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