Q. Quenching of austenite steel for martempering is done using __________

View solution

Q. How can temperature differences between center and surface be prevented?

View solution

Q. Martempering process is usually employed in _________

View solution

Q. Martempering is otherwise known as __________

View solution

Q. Austempering forms a _________ structure.

View solution

Q. It is necessary to carry out _________ after martempering.

View solution

Q. Which of the following is not a disadvantage of austempering?

View solution

Q. Why are bigger sections not used in austempering?

View solution

Q. The treatment of steel to get a stronger casing while maintaining a soft core is called _________

View solution

Q. Which of the following is not a diffusion method of surface heat treatment?

View solution

Q. Steels containing ________ carbon are used for carburizing.

View solution

Q. Which of the following is not a method of carburizing?

View solution

Q. The energizer in pack carburizing makes up ________ of the total composition.

View solution

Q. What kind of carbon-rich material is used in the carburizing mixture?

View solution

Q. What is the carburizing temperature?

View solution

Q. Which of the following holds true for pack carburizing?

View solution

Q. Prevention of carburizing of components can be done by ___________

View solution

Q. Gas carburizing differs from pack carburizing due to the use of ________

View solution

Q. The molten baths used in liquid carburizing are composed of _________

View solution

Q. Liquid carburizing temperature range lies between ________

View solution