Using the data in Figure 7-26 for an ironchromium- nickel alloy, determine the activation energy Qr and
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Using the data in Figure 7-26 for an ironchromium- nickel alloy, determine the activation energy Qr and the constant m for rupture in the temperature range 980 to 1090°C.
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Stress (psi) 20,000 10,000 6,000 4,000 3,000 2,000 1,000 600 400 300 200 100 760° C 870° C 980° C 1040° C 1090° C 1,000 10,000 Rupture life (h) 100,000
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The activation energy Qr HcT where Hc RT ...View the full answer
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Related Book For
The Science And Engineering Of Materials
ISBN: 9781305076761
7th Edition
Authors: Donald R. Askeland, Wendelin J. Wright
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