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Understand Heat Treatment of Non Ferrous Metals, Alloys and Cast Iron MCQs – Chapter 8 DAE

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1. There are ________ principal methods for increasing the strength and hardness of a given alloy:





2. The most important heat-treating process for nonferrous alloys is:





3. Cast irons have carbon normally in the range of:





4. ________ may be defined as plastic deformation of a metal at a temperature below the recrystallization temperature:





5. The ferrous metals, steel or cast irons are essentially an alloy of iron and carbon:





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