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Briefly explain why there is no bainite transformation region on Briefly explain why there is no bainite transformation region on the continuous cooling transformation diagram for an iron窶田arbon alloy of eutectoid composition.     Is this the question you were looking for? If so, place your order here to get started!

Determine the relative amounts Determine the relative amounts (in terms of mass fractions) of the phases for the alloys and temperatures given in Problem 9.8. (a) 90 wt% Zn-10 wt% Cu at 400(C (750(F) (b) 75 wt% Sn-25 wt% Pb at 175(C (345(F) (c) 55 wt% Ag-45 wt% Cu at 900(C (1650(F) (d) 30 wt% […]

Below are listed the atomic weight, density, and atomic radius Below are listed the atomic weight, density, and atomic radius for three hypothetical alloys. For each determine whether its crystal structure is FCC, BCC, or simple cubic and then justify your determination. A simple cubic unit cell is shown in Figure3.24.     Is this […]

At temperatures between 775(C (1048 K) and 1100(C (1373 K), At temperatures between 775(C (1048 K) and 1100(C (1373 K), the activation energy and preexponential for the diffusion coefficient of Fe2+ in FeO are 102,000 J/mol and 7.3 ( 10-8 m2/s, respectively. Compute the mobility for an Fe2+ ion at 1000(C (1273 K). Is this […]

Iron and vanadium both have the BCC crystal structure and Iron and vanadium both have the BCC crystal structure and V forms a substitutional solid solution in Fe for concentrations up to approximately 20 wt% V at room temperature. Determine the concentration in weight percent of V that must be added to iron to yield […]

Is it possible to have a copper–nickel alloy that, equilibrium Is it possible to have a copper–nickel alloy that, at equilibrium, consists of a liquid phase of composition 20 wt% Ni–80 wt% Cu and also an a phase of composition 37 wt% Ni–63 wt% Cu? If so, what will be the approximate temperature of the […]

Is it possible to have a copper-silver alloy of composition 50+ Is it possible to have a copper-silver alloy of composition 50 wt% Ag-50 wt% Cu, which, at equilibrium, consists of a and ß phases having mass fractions W = 0.60 and W ß = 0.40? If so, what will be the approximate temperature of […]

Is it possible to alloy copper with nickel to achieve a minimum Is it possible to alloy copper with nickel to achieve a minimum tensile strength of 375MPa (54,400psi) and yet maintain an electrical conductivity of 2.5 x 106 (ohm-m)-1? If not, why? If so, what concentration of nickel is required? You may want to […]

Is it possible for two screw dislocations of opposite sign Is it possible for two screw dislocations of opposite sign to annihilate each other? Explain your answer. Is this the question you were looking for? If so, place your order here to get started!

Iron sulfide (FeS) may form a crystal structure that consists Iron sulfide (FeS) may form a crystal structure that consists of an HCP arrangement of S2- ions. (a) Which type of interstitial site will the Fe2+ ions occupy? (b) What fraction of these available interstitial sites will be occupied by Fe2+ ions? Is this the […]