Plastics as structural materials for aircraft (1937)
NASA Technical Reports Server (NTRS) · leaf 22
N.A.C.A. Technical Note No. 628 Figs. 1,3,4 … 0 .004 .008 .012 Strain Figure 1.- Stress strain curve for corl aerolite in tension.(Ref. 24) 100 o- ~Q~~ 2 4 6 8 10 20 2,000 4,000 6,000 8,000 10,000 Time in days required Stress in pounis per square inch to fracture specimen Figure 3.- Curves showing how the point of Figure 4.- Static" enaurance…
NASA Technical Reports Server (NTRS)
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