If steel is slowly cooled in furnace, the structure obtained is

Related MCQs

• The process in which steel is heated 20? to 40?C below the lower critical temperature, held there for a prolonged period and then allowed to cool slowly in the furnace is known as
• If steel is cooled in still air, 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 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
• For better fuuidity of the molten metal, the following is added in blast furnace
• The furnace used for castings of cast iron in a foundry shop is known as
• The product of blast furnace is known as
• Blast furnace gas is