Stability of Thin-Walled Tubes Under Torsion (1935)
NASA Technical Reports Server (NTRS) · leaf 6
on is taken as the whole number nearest to the value found B = 0.77 VJ (2) from figure 3. In many tests, especially when n is large, buckling takes place over only part of the tube. For practical purposes equation (1) may be used In such a case n is taken as the circumference divided when J is less… … 100,000 10,000 1000 100 9/0 JL td Figure 3.—The number of circumferential waves for short and medium length tubes. -Approximate theory- a Bias's} Author's tests a Dura/, Lundquist (N.A.C.A.)- x Rubber, Sezawa and Kubo • Celluloid, Bol/enrath 100,000 10,000 ipoo 100 810 Figure 4. -The angle of the…
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