) Interstitial solutes are effective in hardening FCC alloys but less effective than in BCC alloys.
Q: Question 2: For the given Fe-C phase duagram (a) Compute the mass fractions of a ferrite and…
A:
Q: In white cast iron, the carbon is in combined form as .. O cementit O iron O silicon O cementite
A: White cast iron displays white fractured surfaces due to the presence of an iron carbide…
Q: A) The addition of Ni into steel should reduce the y phase zone. Ture_ — or False
A: Here we will show the gamma phase dependency on the addition of Nickel.
Q: 1 Plastic Deformation Occurs Through Dislocation Motion... ...so in order to make a material…
A: Strengthening mechanisms in materials are designed to avoid dislocation motion, and also to enhance…
Q: A binary alloy having 28 wt% Cu and balance Ag solidifies at 779°C. The solid consists of two phases…
A: The Cu-Ag phase diagram is given below,
Q: Fine pearlite of steel containing 0.45% C can be obtained after Hardening process Full annealing…
A: Introduction: The 0.45 C medium carbon steel is one of the most commonly used structural materials…
Q: Cite the phases that are present and the phase compositions for the following alloys: 85 wt% Ag–15…
A:
Q: 1. What temperature does a Fe-C metal with less than 4 weight percent C melt at? 2. What…
A: The Iron-Carbon diagram is a plot between the carbon weight percentage in Fe on X-axis and…
Q: H.W. A copper-nickel alloy of composition 70 wt% Ni–30 wt% Cu is slowly heated from a temperature of…
A: Below figure shows the Cu-Ni phase diagram and a vertical line constructed at a composition of 70…
Q: Briefly describe how precipitation hardening happens in Al alloys (how the microstructure evolves as…
A: Hello. Since your question has multiple sub-parts, we will solve first three sub-parts for you. If…
Q: Q) Consider a 1.5 kg of a 99.7 wt% Fe-0.3 wt% C alloy that is cooled to a temperature just below the…
A:
Q: These questions are based on a high carbon stell with a composition of 1.5%C and 98.5%Fe 1)Name the…
A: Given 1.5 wt% C and 98.5 wt%Fe so Co=1.5 wt%C
Q: Question 3 A 10g ball bearing sphere is made of a steel containing 2.0 wt% C. Suppose the ball is…
A: Given: The mass of the ball, m = 10 kg The wt% of carbon in steel ball, Co = 2%
Q: According to Reference [1], alloys of nickel (Ni) and tungsten (W) are can form substitutional solid…
A: To Find:the composition which is more ductile.The stronger composition.the yield strength.
Q: Compute the mass fraction of eutectoid ferrite in an iron-carbon alloy that contains 0.60 wt% C. The…
A:
Q: Description of phases you would expect at room temperature in a 20% Sn alloy, kindly explain
A:
Q: What is the composition, in at. %, of an alloy that contains 35g of Cu and 42g of Zn Acu=…
A: Write the expression of the number of moles of Cu.
Q: The following questions are based on a high carbon steel with a composition of 1,5% C and 98,5% Fe.…
A: Given data:-105 w %C 98.5 w%FeC0=1.5 w%c
Q: A plain carbon steel contains 45 wt.% proeutectoid ferrite. What is the average carbon content in…
A: GivenWαpro=45%
Q: If the Fe-C alloy consists of 62.29 % pearlite and 37.71 % proeutectoid cementite phase, what is the…
A:
Q: Of the following alloys, pick the one(s) that may be strengthened by heat treatment, cold work, or…
A: The process of heating and cooling a material to obtain a desired set of physical and mechanical…
Q: Schematic room temperature microstructuresfor four iron-carbon alloys are shown below. 1- Explain…
A:
Q: Specify the number of degree of freedom for the following alloys. Refer to the pictures below. A) 95…
A: The expression for the Gibbs phase rule in the general form is given as, P+F=C+N......(1) Here, P is…
Q: 1- Edeg dislocations and screw dislocations. 2- Eutectic reaction and Eutectoid reaction. 3-Ferritic…
A:
Q: Au and Ag form a substitutional solid solution. This means that the crystal structure of an Au-Ag…
A: Given, Au and Ag form a substitutional solution. Avagadro number, NA=6.022×1023 Au-50 wt% alloy.
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.
A:
Q: Cementite solid phase is very hard and ductile.
A: Cementite is also called iron carbide in which 6.67%is C and 93.3% is Fe by weight percentage.…
Q: During a quenching process on a TTT diagram, we can transform pearlite into bainite. True or false?
A: In a quenching process represented on the TTT diagram, transformation is shown from austenite to…
Q: Identify the microstructures of each of expected to be found in each of these alloys 1095 furnace…
A: The microstructures of 1095 alloy at different temperature.
Q: Consider a Fe-0.5% C alloy. What is the amount of pro eutectoid phase (in percentage ) just above…
A:
Q: 1.9 kg of austenite containing 1.50 Wt% C is cooled from 1200 degrees C to a temperature just below…
A: Given: The mass of the austenite, m = 1.9 kg The wt% of C in austenite = 1.5% The temperature of…
Q: Cu-Ni phase diagram is given below. 1500 1400 a + L -1270 1300 40 37
A: Phase diagram is an important tool to understand the compositional concentration of two or more…
Q: Draw the thermal equilibrium phase diagram and identify all phases are present
A: The Beryllium-Silicon phase diagram is a simple eutectic (1090 °C @ 61% by weight Silicon). They are…
Q: T or F -In the hypereutectoid steel alloy, the primary phase is Cementite ( iron carbide ) -In…
A: -In the hypereutectoid steel alloy, the primary phase is Cementite (F) The given statement is…
Indicate whether True/False.
- a) Interstitial solutes are effective in hardening FCC alloys but less effective than in BCC alloys.
![](/static/compass_v2/shared-icons/check-mark.png)
Step by step
Solved in 2 steps
![Blurred answer](/static/compass_v2/solution-images/blurred-answer.jpg)
- Draw Fe-C binary phase diagram and compute percentage of the phases in eutectoid steel.A) The addition of Ni into steel should reduce the y phase zone. Ture or False B) After quenching, the microconstituent in a steel with carbon concentration higher than 0.15 wt% is This microstructure can be converted into and via tempering.4
- During a quenching process on a TTT diagram, we can transform pearlite into bainite. True or false?Cite the phases that are present and the phase compositions for the following alloys: 85 wt% Ag–15 wt% Cu at 800°CAccording to Reference [1], alloys of nickel (Ni) and tungsten (W) are can form substitutional solid solutions up to approximately 11 at% W. Consider two different alloy compositions: Ni-5W (5 at% W) and Ni-10.5W (10.5 at% W). A. Which composition should be more ductile? B. Which composition should be stronger? C. Using the oy~ C¹/2 relationship from the lecture slides, how many times larger should the yield strength be for Ni-10.5W compared to Ni-5W? D. Where should the tungsten atoms sit relative to the dislocation on or opposite the side with the extra half-plane? You will need information from Appendixes of the textbook.
- 1 Plastic Deformation Occurs Through Dislocation Motion... ...so in order to make a material stronger, we should prevent dislocations from moving. For each of the following alloys, identify the strengthening mechanism and explain how it impedes dislocation motion: A. An aluminum alloy "inoculated" with TiB2 during solidification, producing a large number of small grains. B. Monel, a corrosion-resistant solid solution of Ni and Cu. C. An aluminum-lithium aerospace alloy containing precipitates of Al3Li. D. Wrought iron, which is often worked into complex shapes such as railings or furniture.Q1 / Two metals Beryllium (Be) and Silicon (Si) have melting points 1282°C and 1414 °C respectively, are completely soluble as liquids but completely insoluble as solids . They form a eutectic at 1090°C containing 61 wt% Si -39wt% Be? Determine the following:- 1- Draw the thermal equilibrium phase diagram and identify all phases are present in diagram ,then sketches what happens in microstructure when the alloys containing , a- 10wt% Si, b-70wt%Si , solidify completely. 2- Determine the composition and the amount of each phase for the alloy which contain 15 wt% Si-85wt% Be at 1150°C If the alloy is hypoeutectic determine the amount of eutectic at 600 °C? or hypereutectic andT or F -In the hypereutectoid steel alloy, the primary phase is Cementite ( iron carbide ) -In the Pb-Sn hypoeutectic alloy, the primary phase is the α-phase -The eutectic composition of the solder alloy is 98%wt Sn -In the steel alloys, the weight percent of the alloying elements affects the eutectoid temperature and Ceutectoid wt%C -Austenite phase has a BCC crystal structure The microstructure is characterized by: a.The number of phases present b.The present phases’ proportions. c.How these phases are arranged or distributed d.all of the answers
- Briefly describe how precipitation hardening happens in Al alloys (how the microstructure evolves as annealing time increases). Why it first forms q” then q’ before q is finally formed? How does the alloy’s strength change during this process? What are the strengthening mechanisms?A plain carbon steel contains 45 wt.% proeutectoid ferrite. What is the average carbon content in weight percent?(a) Fill in the blanks of possible phase transformations for gamma-ferrite as a function of temperature. Use the corresponding terminology (austenite, ferrite, perlite, bainite, martensite, cemenite).
![Welding: Principles and Applications (MindTap Cou…](https://www.bartleby.com/isbn_cover_images/9781305494695/9781305494695_smallCoverImage.gif)
![Welding: Principles and Applications (MindTap Cou…](https://www.bartleby.com/isbn_cover_images/9781305494695/9781305494695_smallCoverImage.gif)