Why are Ni3Al (γ') precipitates particularly effective at strengthening nickel-based superalloys?

Q: Consider the magnesium oxide-aluminum oxide phase diagram; ss indicates a solid solution. The radii…

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Q: Compute the mass fractions of a ferrite and cementite in pearlite. Assume T 726 C°. W₁ = WFe3 C i =

A: Given: T = 726 C  To find the mass fraction of α ferrite and cementite in Pearlite

Q: What factors determine the Debye temperature of a particular element? Provide comments, with…

A: The debye temperature is the temperature above which quantum effects become less dominant and…

Q: Sketch a phase diagram for two soluble components. Show the melting tem-perature of each element.…

A: The simplest type of phase diagram for any system can be of two components that are soluble in both…

Q: (a) Calculate the change in molarentropy of adamantium that is heated from 700°Cto 800°C. (b) What…

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Q: A 95cu-5AG copper-silver alloy is cooled slowly from 1100°C to 20°C. What phases at what…

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Q: Why the Limestone is used into the blast fumace to produce pig iron? Why the Aluminium has…

A: (1) Limestone is used to remove impurities in the furnace and the main impurity of the blast furnace…

Q: iron-carbon alloy

A: According to above figure, the tabulation for Brinell hardnesses and…

Q: Suppose you are asked to manufacture a critical component based on a nickel-based super-alloy. The…

A: GIVEN: Manufacture a critical component based on nickel based super alloy

Q: (Q.3) For 30 wt% Cu-70 wt% Ag alloy at 650 "C, (a) what phases are present? (b) What are the…

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Q: Temperature = Temperature = Composition (at% Sn) 20 40 60 80 100 327 °C 600 300 Liquid 500 Liquid a…

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Q: Describe the cooling of a peritectic alloy with the concentration CO and sketch the microstructure…

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Q: Is this a austenite microstructure if so how can you tell

A: Austenite is in terms of heat treatment of the steel. It is the decomposition of Austenite that is…

Q: Explain how intergranular precipitation leads to intergranular Stress corrosion cracking (IG Stress…

A: Intergranular precipitation and intergranular stress corrosion cracking (IGSCC) in austenitic…

Q: Name the microstructural products of a eutectoid iron-carbon alloy (0.76 wt% C ) that is first…

A: Material Science

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A: A refractory material, often known as a refractory, is a material that resists breakdown caused…

Q: To produce martensite, do you need to use a very slow cooling rate? Why or why not ?

A: Heat treatment is the process in which metal heat without reaching its molten point and then cool it…

Q: 10 Cite the phases that are present and the phase- Ocompositions for the following alloy (g) 21.7…

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Q: What is the critical value of G for the directional solidification of two Al-Cu alloys (one…

A: Here, Rate of super conductivity ,v=0.08 mms . Partition coefficient , k=0.14. m=-2.6°Cwt%.…

Q: What are the effects of alloving elements on Fe-C binary phase diagram

A: The alloying element has strong effect on iron carbon phase diagram. for example when nickel and…

Q: What is the crystal structure of martensite? Why can you not find a martensite phase region in the…

A: The crystal structure of the martensite is Body-Centered Tetragonal (BCT). It is a Body-Centered…

Q: Name the microstructural product(s) of a eutectoid iron-carbon alloy (0.76 wt% C) that is first…

A: A continuous cooling transformation (CCT) diagram for a eutectoid steel shows the transformation…

Q: At longer annealing times at appropriate temperatures, larger grains consume smaller ones. Summerize…

A: Annealing -  Annealing is a heat treatment process generally use for steel structures. In annealing…

Q: Use molar masses to demonstrate that Fe3C (cementite, iron carbide) corresponds to 6.7 wt% C.

A: Molar mass:- The molar mass of a substance is the mass in grams of one mole of the substance.

Q: Using the Tin_Lead phase diagram, at 40% tin at 200C, what is the composition of the liquid phase?…

A: IN Tin Lead phase diagram (attatched in next step) we can see that at 40%  tin and 200C° liquid (L)…

Q: (a) What effects does it have on the microstructure? (b) How does this affect dislocation movement?…

A: Given: Quenching To determine: Define quenching. (a) What effects does it have on the…

Q: Temperature zones, A, B, C and D, for a range of heat-treatment processes for carbon steel are shown…

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Q: Briefly describe the phenomenon of coring (also known as segregation) that occurs during…

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Q: 1) To obtain a ferritic-spherical carbide (cementite) internal structure in super-eutectoid steels…

A: Annealing is a heat treatment process in which metal or alloy is heated to a certain temperature and…

Q: Cite the phases that are present and the phase compositions for the following alloys: 15 wt% Sn–85…

A: The allot properties- 15 wt% Sn–85 wt% P The temperature,T =100°C   To find: The phases and the…

Q: Draw Fe-C binary phase diagram and compute percentage of the phases in eutectoid steel.

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Q: The solubility of tin in lead matches that required for precipitation hardening. Yet tin does not…

A: In the case of Solid solution hardening of lead alloys, rate of improvement in hardness generally…

Q: Determining planer miller indices

A: *According to the guidelines we can answer only one question at a time, please repost to get the…

Q: 1. Factors determining the formation of substitutional solid solution 2 What main by Diclogaris

A: Disclaimer: “Since you have asked multiple questions, we will solve the first question for you which…

Terminology in Metal Alloys

Metal is the pure chemical element you would find on the periodic table. 91 of the 118 elements on the periodic table are metals – which make them some of the most plentiful elements in the world.