Engineering, 23.08.2021 16:10 officialrogerfp3gf2s
From the list below, select three metallurgical/processing techniques that are employed to enhance the creep resistance of metal alloys. Dispersion strengthening by using an insoluble second phase. Unidirectional solidification of alloys. Hardening (carburizing, nitriding) or shot peening. Polishing the surface to remove stress amplification sites. Anneal the metal alloy. Increasing the grain size or producing a grain structure with a preferred orientation. Solid solution alloying. eTextbook and Media
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Line joining liquid phase with liquid and solid phase mixture is known as: a) liquidus b) solidus c) tie line d) none of the mentioned
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Apipe with an outside diameter of 15 cm is exposed to an ambient air and surrounding temperature of -20°c. the pipe has an outer surface temperature of 65°c and an emissivity of 0.85. if the rate of heat loss from the pipe surface is 0.95 kw per meter of length, the external convective heat transfer coefficient (h) is: (a) 12.5 w/m"k (b) 18.6 w/mk (c) 23.7 w/mk (d) 27.9 w/mk (e) 33.5 w/mk
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Machinery that is a key part of the process and without which the plant or process cannot function is classifed as: (clo4) a)-critical machinery b)-essential machinery c)-general purpose machinery d)-none of the specified options.
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Give three differences between corrosion of metals and the corrosion of ceramics? what is static fatigue?
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From the list below, select three metallurgical/processing techniques that are employed to enhance t...
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