Engineering Materials The hardness and tensile strength in austenitic stainless steel can be increased by Full annealing Normalizing Hardening and cold working Martempering Full annealing Normalizing Hardening and cold working Martempering ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials In full annealing, the hypo eutectoid steel is heated from 30°C to 50°C above the upper critical temperature and then cooled In still air Any one of these Slowly in the furnace Suddenly in a suitable cooling medium In still air Any one of these Slowly in the furnace Suddenly in a suitable cooling medium ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Cobalt in steel Refines grain size and produces less tendency to carburisation, improve corrosion and heat resistant proper ties Improves wear resistance, cutting ability and toughness Improves cutting ability and reduce hardenability Gives ductility, toughness, tensile strength and anti corrosion property Refines grain size and produces less tendency to carburisation, improve corrosion and heat resistant proper ties Improves wear resistance, cutting ability and toughness Improves cutting ability and reduce hardenability Gives ductility, toughness, tensile strength and anti corrosion property ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Shock resisting steels should have Low wear resistance Low hardness Toughness Low tensile strength Low wear resistance Low hardness Toughness Low tensile strength ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The presence of hydrogen in steel causes Corrosion resistance Embrittlement Reduced neutron absorption cross-section Improved Weldability Corrosion resistance Embrittlement Reduced neutron absorption cross-section Improved Weldability ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Permalloy is a Kind of stainless steel None ferrous alloy Polymer Nickel and iron alloy having high permeability Kind of stainless steel None ferrous alloy Polymer Nickel and iron alloy having high permeability ANSWER DOWNLOAD EXAMIANS APP
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