Question 8 2 pts The Fe-Fe3C system features Select] Select] eutectoid point(s). Your solution’s ready to go! Our expert help has broken down your problem into an easy-to-learn solution you can count on.

1. Write down the Eutectoid reaction for Fe-Fe3C phase diagram (state the reaction, temperature and composition). 2. Write down the solubility limit of carbon (C) in ferrite (α-Fe) and austenite (γ). 3. Describe the role of carbon in iron (Fe) atomic structure for steel. 4.

Define the following phases that exist in the Fe−Fe3C phase diagram: (i) austenite, (ii) a ferrite, (iii) cementite, (iv) δˉ ferrite What is the structure of pearlite? Draw a schematic showing all the appropriate phases. Distinguish between the following three types of plain-carbon steels: (a) eutectoid, (b) hypoeutectoid, and (c ...

Consider the following TTT diagram for the Fe−Fe3C system. What is the equilibrium reaction of the transformation from austenite to bainite? (a) γ→Fe3C (b) γ→δ+α (c) γ→δ+Fe3C (d) γ→α+Fe3C (e) γ→α

3. Fe-Fe3C phase diagram a. Draw the Fe-Fe3C diagram up to ~6.67%C by hand and show the following: All isothermal reactions (show where they are located in the diagram and also, identify all of the phases before and after each reaction. b. Consider a hypo-eutectoid steel and explain the changes from Austenite phase to room temperature under ...

Question: Fe−Fe3C phase diagram ICP 1. What is the eutectic composition and eutectic temperature of Fe-C? 2. What is the eutectoid composition and eutectoid temperature of Fe−C ? 3. Pearlite forms by the eutectoid reaction. It has a similar morphology to the eutectics we have been studying in other systems.

What is the composition and amount of each phase (a, Fe3C) present at 726°C? C. What is the amount of each microconstituent (proeutectic ferrite and pearlite) present at 726°C? 8+L 1500 8 L 8+7 Y+L L+ Fezc 7 2.11 4.3 1000 A3 -Acm Vate y + Fe3C Temperature (°C) 0.77 A1 727°C 6.67 500 0.0218 a + Fe3C Fe3C 0 Fe 2 5 6 3 4 Weight percent carbon

Austenite and Fe3C are in equilibrium at 1000°C and 2.8 wt% C. What is the weight percent of iron carbide in the two-phase alloy? (Use the figure below.) 1500 L+FeC 2.11 4.3 000A γ+Fe3C 0.77 727℃ 6.67 500 0.0218 α+FeyC Weight percent carbon (Express your answer to three significant figures.) weight percent- ) % Fe3C

The iron-iron carbide (Fe-Fe3C) phase diagram is shown in the figure below. Complete parts (a)-(b). List all phase transformations shown in this phase diagram, such as: eutectic, peritectic, eutectoid, melting, allotropic transformation.

Consider the following TTT diagram for the Fe−Fe3C system. Starting from austenite above 800∘C, which of these heat treatments would lead to 50% pearlite and 50% bainite? (a) Cool to 600C and hold for 8 s, cool to 400C and hold for 1000 s, then quench. (b) Cool to 590C and hold for 8 s, then quench.