If steel is cooled in still air, the structure obtained is

Related MCQs

• If steel is slowly cooled in furnace, the structure obtained is
• If steel is quenched in oil the structure obtained is
• If steel is quenched in water, the structure obtained is
• The process of heating iron base alloys to approzimately 40?C above the critical temperature range followed by cooling to below that range in still air at ordinary temperature is known as
• The solid solution carbon in alpha iron obtained on cooling of 0.2% carbon steel which have been heated above the third critical point is called
• When piece of 0.2% carbon steel is heated above third critical point the steel is a solid solution of carbon in gamma iron and called
• In a 0.2% carbon steel which has been heated above the third critical temperature on cooling at the first critical point the austenite remaining in solution is transformed to new structure called
• "Troosite" is obtained when
• The surface hardness that can be obtained by nitriding is generally in the range
• Heavy water is obtained by