Using the generic phase diagram (Fig. 2.3), consider an alloy of 95 percent B and 5 percent A which is cooling from 3400°C to room temperature to answer the following questions. a. What is superheat...

Using the generic phase diagram (Fig. 2.3), consider an alloy of 95 percent B and 5 percent A which is cooling from 3400°C to room temperature to answer the following questions.

a. What is superheat of the alloy, in "C?

b. What is the freezing range of the alloy?

c. What are the invariant reactions and reaction temperature as the alloy cools from 3400" to room temperature?

d. What phases are present at 1O0OoC?

e. What is the composition of each of the phases present at lOOO"C?

f. What is the amount of each of the phases present at 1000°C? What are the compositions of the micro constituents?

g. What micro constituents are present at 1000"C, and what are the compositions of the micro constituents a. 1100 b. 800 d. 6,fl e. 6(57%B) n(98CToB) g. Eutectic(70%B), n(97%B)