Engineering Materials The lower critical point for all steels is 700°C 913°C 723°C 600°C 700°C 913°C 723°C 600°C 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 Any one of these In still air Suddenly in a suitable cooling medium Slowly in the furnace Any one of these In still air Suddenly in a suitable cooling medium Slowly in the furnace ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The percentage of carbon in grey iron castings usually varies between 5 to 7% 0.012 2.5 to 4.5% 0.5 to 1% 5 to 7% 0.012 2.5 to 4.5% 0.5 to 1% ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The usual composition of a soldering alloy is Tin and copper Tin, lead and small percentage of antimony Tin, lead and silver Tin and lead Tin and copper Tin, lead and small percentage of antimony Tin, lead and silver Tin and lead ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Carbon steel is Refined from cast iron Extensively used for making cutting tools An alloy of iron and carbon with varying quantities of phosphorus and sulphur Made by adding carbon in steel Refined from cast iron Extensively used for making cutting tools An alloy of iron and carbon with varying quantities of phosphorus and sulphur Made by adding carbon in steel ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Maximum percentage of carbon in austenite is 0.00025 0.017 0.008 0.0026 0.00025 0.017 0.008 0.0026 ANSWER DOWNLOAD EXAMIANS APP
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