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Artificial aging process takes place at a temperature range of ________

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Artificial aging process takes place at a temperature range of ________

(a) 190-260^oC

(b) 260-300^oC

(c) 300-350^oC

(d) Room temperature

The question was asked during an interview.

Origin of the question is Aluminium and its Alloys, Zinc and its Alloys topic in chapter Non Ferrous Materials of Engineering Material & Metallurgy

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Correct option is (a) 190-260^oC

To explain: Ageing of alloys at 190-260^oC accelerates the aging process and reduces the overall time. This phenomenon is known as artificial aging. Natural aging occurs at room temperature.

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