What is the best way to reduce the average grain size in a metal
speciman.
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Mechanical Engineering
What is the best way to reduce the average grain size in a metalspeciman.
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Grainboundary strengthening is a methodeofstrengthening materials by changing their averagegrain size in metal speciman By changing grain size one caninfluence dislocation movement and yield strengthFor example heattreatment after plastic deformation and changing the rate ofsolidification are ways to alter grain sizeDecreasing grain size decreases the amount of possible pile upat the boundary increasing the amount of applied stress necessaryto move a
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