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Duplex process of steel making is a combination of
basic bessemer and acid open hearth processes
acid bessemer and basic open hearth processes
acid bessemer and acid open hearth processes
basic bessemer and basic open hearth processes
Correct Answer:
acid bessemer and basic open hearth processes
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Engineering Materials
A steel is heated at about 875° C where the structure consists of entirely austenite. It is then cooled suddenly at a temperature of about 250° C to 525° C. This process of heat treatment is known as
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