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Remarks on airplane struts and girders under compressive and bending stresses : index values (1929)
NASA Technical Reports Server (NTRS) · leaf 27
Figs.1,3,3 N.A.C'.A. Technical Memorandum No.500 4000 A, a/s 3000 20 B, a/s 30 0, a/s 50 §2000 M to"1000 20 40 60 80 100 Vi Fig.l Euler curves … Fig. 2 o2 3000 A, s/d Duralumin with a 0*0.2 =27 kg/mm2 o B, s/d drB*= 38 " M 2000 4000°s ' . ^ Steel with 3000-^. 0, s/d=.03 I 6q ^ 2=38kg/mmd rtlOOO 2000 J2? D, s/d=02j (5B'= 50 »■ 1000 to iH 1.0 2.0 3.0 CD VpA CD CO Fig. 3NASA Technical Reports Server (NTRS)
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