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...Bachelor of technology mechanical industrial materials uog lecture by jahangir rana heat treatment the amount carbon present in plain steel has a pronounced effect on properties and selection suitable treatments to attain certain desired below are some major types processes annealing normalizing hardening carburizing tempering is annealed reduce hardness improve machine ability facilitate cold working produce microstructure full process softening heating cooling cycle so that it may be bent or cut easily heated above transformation temperature form austenite cooled very slowly usually furnace...