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More Metallurgical Engineering Questions
The concentration of a dissolved gas is directly proportional to the partial pressure of that gas
Match the following: Group 1 Group 2 P. Henry's law 1. Extensive Property Q. Disorder 2. Chemical potential R. Activity 3. Entropy S. Enthalpy 4. Dilute solution
The following is employed as sacrificial anode to provide cathodic protection to ships, pipelines and storage tanks :
Match the basic strengthening mechanisms in the following materials. Group-I Group-II P. 60 : 40 brass is stronger than 70 : 30 brass. 1. Case hardening Q. An automobile gear made from 0.6% C steel and quenched in water from a temperature of 850°C. 2. Strain hardening R. Tungsten filament drawn at a temperature of 400°C. 3. Martensitic strengthening S. A ball bearing heated in furnace in ammonia atmosphere. 4. Second phase strengthening
For the same volume fraction, size and size distribution of precipitates, the highest strength in a precipitation-hardened material is obtained when the precipitates are