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 for The primary purpose of annealing is to Most of the energy expended in deforming a metal by cold working is Shot peening The purpose of annealing is to Annealing of aluminium castings Molybdenum upto 1.5% is added to cast iron to When the deformation arising from change of temperature is presented, the stresses set up are known as The process of austempering results in the formation of Notches in a section produce