Temperature Coefficient of the Modulus of Rigidity of Aircraft Instrument Diaphragm and Spring Materials (1931)
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apart. pendulum had values between 4 to 10 seconds. The Each heat-treated specimen was cut from the wire accuracy of the measurement of the period was of the previously used in the torsional pendulum and was not order of 0.1 per cent. independently heat-treated. The results by the two Tensile… … EXPERIMENTAL RESULTS Determination of the Rigidity Modulus by the De- Temperature CoefRcient of Rigidity Modulus.—The flection Method.—The apparatus is shown m Figure .5. values of the temperature coeflicient of the modulus of The ends of the specimen, which is about 4 inches long, rigidity for the…
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