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Fatigue Strength of Airplane and Engine Materials (1934)

NASA Technical Reports Server (NTRS) · leaf 35

An illustration from Fatigue Strength of Airplane and Engine Materials, 1934, leaf 35
Figs. 9,10 1T.A.C.A. Technical Memorandum l~o. 743 0 20 40 60 80 IOC 120 140 160 180 200 220 Tensile strength, <5g, Jqg/mm Fi.ro.re 9.-Torsional reversal strength vs. tensile strength of steels. … ffigare 10.-Bending reversal strength vs. tensile strength of aluaiitttni alloys.

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