Comparison of weights of 17ST and steel tubular structural members used in aircraft construction (1931)
NASA Technical Reports Server (NTRS) · leaf 21
N.A.C.A. Technical Note No. 378 Fig.. 4 Load (17ST)" Load (Steel) Length (17ST)* Length (Steel) O.D. il?S3!)*0.B. (Steel) k ratio for steel .917 .96 ,98 1,00 .92 .?•: J —I— T .875 .96 1.00 .88 B … o •H ,80 4-> ents solid ifod. « io for k rat zero repres ents ijnf in: tjely tAin wa 1.00 io foi k rat repres 1 0 Stee 40,000 rb»/sq,in, Yiel d stri en ,40 0 ,20 „40 .60 .80 1000 k Jhatlo for 17ST and steel C Pig* 4 Ratio of weights of tubular "beams designed in 17ST and steel load and length* for…
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