What is the correct answer?


Which of the following heat treatment processes is usually applied to castings?

A. Tempering

B. Annealing

C. Normalising

D. Carburising

Correct Answer :

D. Carburising

Related Questions

__________ fluid force is not considered in the Navier-Stokes equation. The cooling rate required to freeze 1 ton of water at 0°C into ice… Which of the following is the correct nature of shear stress distribution… Corrosion of metals cannot be prevented by its A common disinfectant used in village wells for disinfection of water… Atomic __________ is a whole number for an element. Which of the following phenomenon will exhibit the minimum heat transfer? Shrinkage allowance on pattern is provided to compensate for shrinkage… Square steel key is normally strong in failure by shear & crushing. Keys… __________ property of steel increases by addition of large amount of… Steel balls are manufactured by For a small scale toy factory, the fixed cost per month is Rs. 5000/-.… In connection with corrosion of metals, passivation is the process that Maximum permissible air velocity in pipelines is about __________ metre/second. A solid aluminium ball, when quenched in a water bath maintained at 40°C,… The 'laughing gas' is If the demand for an item is trebled and the order cost is reduced to… Which of the following is the most suitable abrasive for grinding high… Cemented carbide tools are not suitable for cutting Which of the following represents the correct time-temperature curve when… Heating of ferromagnetic materials to a temperature above Curie temperature… Which of the following if present in iron ore, enhances its value? Which of the following performance characteristics of a S.I engine is… Which of the following is normally not found in both the S.I. (petrol)… Larger length & diameter water pipes are made by Brittleness induced due to the presence of sulphur in steel can be reduced… Reduction in the grain size reduces the __________ of the material. Damage to metal surface by mechanical action is called Volume of blast furnace slag is about __________ times the volume of hot… In a counter flow heat exchanger, hot fluid enters at 170°C & leaves…