Process of making a thin phosphate coating on steel to act as a base or primer for enamels and paints in known as

Related MCQs

• The process by which steel is coated by a thin layer of phosphate is known as
• The process of zinc coating used extensively for protecting steel from atmospheric deterioration is known as
• The process of shaping thin metals by pressing it against form while it is rotating is known as
• 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
• 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
• Any process of heating and cooling steel that produces a rounded or globular from of carbide is known as
• 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
• The process of reheating the hardened steel to some temperature below the critical range, followed by any rate of cooling is known as
• The process of reheating hardened steel to temperature below the lower critical temperature followed by any desired rate of cooling, is known as
• The process by which a steel ingot is converted into a sheet is known as