How a heat treatment process needs to be carried out to obtain a   martensite structure in steel?

Q: Excellent combinations of hardness, strength, and toughness are obcained ficm bainite. One heat…

A: Eutectoid steel contains about .8% carbon in a pure iron-carbon alloy.in alloy steels the eutectoid…

Q: In a tabular format, compare (a) Composition and heat treatment, (b) microstructure, for different…

A: Composition is the mixture of two ingredients or elements. For different cast irons mostly silicon…

Q: Quenching is employed to harden metallic materials. i. Explain the process of transforming PLAIN…

A: Explanation of Plain carbon steel to Martensite Advantages of Quenching Media

Q: The plain carbon steel is a good choice for high strength application FO Spheroldizing troatmont…

A: Solution:   Note: Dear Student! As per our guidelines, we are only allowed to answer three sub-parts…

Q: Explain about upper critical temperatures, Name the steels that upper critical temperature decreases…

A: Upper critical temperature; The upper critical temperature is the point below which cementite or…

Q: Eutectic, Eutectoid temperature of cast i structure of Cast iron with 3.5% C. helting point and…

A:

Q: Determine the quenching and normalizing process temperatures of 2 different steels containing 0.6% C…

A: TO DETERMINE THE QUENCHING AND NORMALIZING PROCESS :- QUENCHING :- For hypo-eutectoid steel…

Q: I. Martensitic stainless steels are capable of being heat treated II. Austenitic Stainless Steels…

A: Out of the three statements given, the statements I and II are correct.

Q: iron-carbon alloy

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

Q: 1)  Give a brief explanation why the solubility of C is higher in y-iron than in alpha-iron

A: Gamma iron is a type of iron that has a Face-centered-cubic structure and is stable between the…

Q: Peritectic Eutectic Eutectoid Incongruent melting

A: here, 1) peritectic reaction occurs at around 1492 degrees centegrate at around  0.15% C…

Q: What are the properties of Alloy Steel and brief descriptions of it?

A: an alloy steel  may be defined as carbon steel to  which one or more elements are added so that it…

Q: The strength of heat treated steel decreases with increasing tempering temperature

A: Statement is True Statement is True

Q: What is the% C ratio of two different steels with 80% equal and equal austenite content at 724 C?

A: Given: two different steels with 80% equal and equal austenite content at 724 C

Q: The application of transmission gears requires superior toughness with minimal deformation, no…

A: Transmission gears are used to transmit large force between shafts. Gears are made from medium…

Q: Explain the normalizing process in the heat treatment of metals. b) What are the final properties…

A: Normalization process: It is a process of heating a material up to elevated temperature and then it…

Q: I. HSLA steels are developed to replace gray irons II. In normal atmospheres, HSLA steels are more…

A: HSLA :- High strength low alloy steels   High strength low alloy steels are typ of steels which…

Q: Suggest and explain in detail one heat treatment procedure that can strengthen or harden (the…

A: Introduction: Heat treatment is a manufacturing process in which a material, often metal or alloy,…

Q: Predict the end product by drawing the cooling curve in TTT-diagram for - Alloy begins at 760 ˚C…

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Q: a) Explain the normalizing process in the heat treatment of metals. b) What are the final properties…

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Q: In a eutectoid steel the following microstructures are required for different application. Suggest…

A: Professor bain heated some steel samples having an eutectoid composition at a tenperature at which…

Q: Identify the FINAL microstructure produced after all the heat treatment steps below: 1: Quench from…

A: As Per Question demand we have to give the final product only  Where Quenching is the process while…

Q: Explain the concept and procedures involved in a case hardening process of a low carbon steel and…

A:

Q: Choose one example of an engineering component that is made of steel and requires high hardenability…

A: Steel is the world’s most important engineering and construction material. It is used in every…

Q: A steel contains 18% pearlite and 82% primary ferrite at room temperature. Estimate the carbon…

A:

Q: 3-Miled steel can be converted into high carbon steel by which of the following heat treatment…

A: Different heat treatment processes are - Normalizing - In this process, the specimen is heated…

Q: How does the undercooling of a metallic material during heat treatment relate to it's mechanical…

A: Undercooling is the phenomenon where the metal remains in its liquid state below its solidification…

Q: I. A full annealing is often utilized in low- and medium-carbon steels II. A ferritic transformation…

A: The explanation of all three statements is given below. (I) The term full annealing is a heat…

Q: e) What is the% C ratio of two different steels with 80% and equal austenite content at 724 C?

A: Austenite:  It is a solid solution of carbon and other constituents in a specific form of iron…

Q: A nitriding heat treatment of a BCC steel normally requires 2 h at 600 °C. What temperature would be…

A: Write the given values and constants for the given process:

Q: What is the reason for martensite hardness?

A:

Q: Describe the process conditions necessary to create a)a cored microstructure

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Q: The TTT diagram for a 1076 eutectoid steel is given: What is the heat treatment process to form 50%…

A: GIVEN the TTT diagram for a `1076  eutectoid steel .the heat treatment process to for 50% coarse…

Q: xplain why work hardenable aluminium alloys cannot be age-hardened because the precipitation…

A: Water (or a little brine) quenching is required for all aluminium alloys, however certain alloys…

Q: Increasing the degree of graphite nodularity produces an improvement in .cast iron elongation, due…

A:

Q: What does the process of temper drying do for hardened carbon steel?

A: Heat treatment is the manufacturing process where we heat the metal at a high temperature, holding…

Q: What is the annealing process to obtain a ferritic-spherical carbide (cementite) internal structure…

A: Spheroidizing or spheroidizing anealing is the annealing process to obtain a ferritic-spherical…

Q: Compare the carbon content of steels and cast irons . Looking at an iron carbon phase diagram ,…

A: Solution:

Q: Name the two carriers of heat conduction through a metal. Provide at least one way you could modify…

A: Carriers of heat conduction through a metal

Q: As a material engineer, you are given a task to fabricate a steel with a low cost for pipeline in…

A: Given  To fabricate a steel with a low cost for pipeline in oil and gas industry To find Properties…

Q: Plot the percentage of phases present as a function of percentage Carbon from 0% to 2% for a plain…

A: Consider the Iron-Iron carbide diagram shown below. At room temperatures, Alpha Ferrite and…

Q: In order to obtain the following desired microstructures of a 1050 carbon steel product, design the…

A: There are two salt baths and one water bath utilised in the molten salt bathroom procedure. The…

Q: Draw a well labelled TTT-diagram of steel alloy mentioning the cooling curves for Annealing,…

A: TTT diagram stands for Time-Temperature-Transformation diagram. For eutectoid steel the diagram is…