For an iron-carbon alloy with a composition of 5 wt% C and 95 wt% Fe, label phase D and indicate its composition in the given schematic sketch of the microstructure at 1145°C.

A copper-nickel alloy of composition 60 wt% Ni-40 wt% Cu is slowly heated from 1200°C (2192°F), what will be the composition of the last solid phase remaining just before the alloy completely melts?

Which of the following is the microstructure formed when an eutectoid steel (0.76 wt% C) is slowly cooled from the eutectoid temperature?

At what temperature does the liquid phase in the copper-nickel phase diagram become completely solid for a 60% copper and 40% nickel composition during cooling?

A copper-nickel alloy of composition 60 wt% Ni-40 wt% Cu is slowly heated from a temperature of 1200°C (2192°F). At what temperature does the first liquid phase form?

A copper-nickel alloy contains 60 wt% Ni-40 wt% Cu. If this alloy is slowly heated from 1200°C (2192°F), what will be the composition of the first liquid phase that forms?

From the lead (Pb) – tin (Sn) phase diagram, which of the following phase(s)/phase combinations is present for an alloy of composition 46 wt% Sn–54 wt% Pb that is at equilibrium at 100°C?

Using the lead (Pb) – tin (Sn) phase diagram determine which of the following phase(s)/phase combination(s) will present for an alloy of composition 23 wt%Sn – 77 wt%Pb at 250oC?

What is the definition of hypereutectoid steel?

What is the melting temperature of pure copper in the copper-silver phase diagram?