Local instability of symmetrical rectangular tubes under axial compression (1939)
NASA Technical Reports Server (NTRS) · leaf 23
N.A.C.A. Technical Note No. 686 Figs. 1,2,5 r 1 3 • i- 1 \ (a) Translated (b) Translated and rotated Figure 1.- Displacements of the cross section in primary, or general, failure of a column. … t-bUn.) tb(in.) 0,084 0.084 Tube A .084 « B .042 b = .92" .021 .042 " C Figure 5.- Tubes usei in illustrative problem.
NASA Technical Reports Server (NTRS)
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