In order to observe the grain size of steel samples under microscope, the magnification should be the order of

Related MCQs

• The effect of austenitic grain size development during heat treatment is
• An operation on steel aimed at softening the steel to improve machinability is known as
• A steel piece after hardening is heated to 300?C and then cooled in oil. The property imparted to the steel piece will be
• The process for steel making being used at Rourkela steel plant is
• Electric process for steel making is used in which of the following steel plant?
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• During burning of grain boundaries
• Steel recommended for induction hardening should have
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