1. Starting with a sample of a fine pearlitic steel, describe the most efficient way to...

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Mechanical Engineering

1. Starting with a sample of a fine pearlitic steel, describethe most efficient way to form a coarse pearlitic steel.
Answer: â€¦..
2.Now, with this sample of a coarse pearlitic steel, describethe most efficient way to form a tempered martensitic steel.
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3.Now with this sample of a tempered martensitic steel, describethe most efficient way to form a spheroiditic steel.
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4.Now with this sample of a spheroiditic steel, describe themost efficient way to return to a fine pearlitic steel (i.e. thesteel that you originally started with).
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5. What additives to the steel would make it easier to formmartensite?
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6. In what form should these additives be in so that they areeffective?
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7. Which one of these steels above would you probably use tomake a high quality hand tool and why?
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8. Which one of the steels above would you probably use for alow strength application that required a large amount of plasticdeformation of the component during manufacture ?
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4.5 Ratings (671 Votes)

1 Heat the fine pearlitic steel above 723 degree centigrade in order to convert into whole austenitic structure then cool it at furnace temperature ie just below 723 degree centigrade Anealing in order to get coarse pearlitic steal 2 Heat the coarse pearlitic steel above See Answer

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