One of the objects of annealing is Engineering Materials Mcqs January 5, 2020 BILAL KHATTAK0 A.To soften the metal B.to improve machinability C.To refine grain structure D.To refine internal stresses E.All above Related Mcqs:Heat treatment of castings is usually done forThe primary purpose of annealing is toMost of the energy expended in deforming a metal by cold working isShot peeningThe purpose of annealing is toAnnealing of aluminium castingsMolybdenum upto 1.5% is added to cast iron toWhen the deformation arising from change of temperature is presented, the stresses set up are known asThe process of austempering results in the formation ofNotches in a section produce