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Physics, 10.07.2019 23:20 thefandomarmy24

Explain why grain boundaries can act as barriers to dislo cation motion 29. state the difference between grain boundaries effect and grain size effect on strength of metals 30. the grain refinement effect on the strength can be described through the hall-petch equation explain and show why this equation is not valid in the nona-sized grains (< 50 nm)

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