Elastic Instability of Members Having Sections Common in Aircraft Construction (1932)
NASA Technical Reports Server (NTRS) · leaf 10
robably may also be applied to other species fonnula will give values on the side of safety. For with sufficient accuracy. The critical stress is then greater detail see Tables VI, VII, VIII, XIII, and XIV given by and Figures 23 and 24 in the appendix. :P = 0.044£'p (7) TWISTING If a member with a… … Angle of twist at center of column, degrees sional rigidity. A U section, such Figure 5.—The relation between angle of twist at the center of a column and axial compressive load for various cruciform cross sections as F of Figure 3, will twist at a stress corresponding to a coefficient of 0.044 if…
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