Alloying elements are added to steals for many purposes, including increasing harden ability , improving machine ability, increasing corrosion resistance, and improving mechanical properties at either high or low temperatures. True or false.

Q: errous metals include which of the following?   Question 30 options:   Silicon   Aluminum   Cast…

A: Ferrous metals include which of the following?   Question 30 options:   Silicon…

Q: Answer with true (T) or false (F), corrects the wrong phrases, and gives short reason(s) for correct…

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Q: Nickel in steel (A) Improves wear resistance, cutting ability and toughness (B) Refines grain size…

A: Given: Nickel in steel,

Q: Name five elements that should generally be removed from steel to improve toughness.

A: In steel there are various types of the alloying element which can improve and reduce some specific…

Q: Which is/are true of ferrous metals? Check the right answers a) a 9240 steel is 0.92% carbon b)…

A: correct options are-   b) they are more susceptible to corrosion than nonferrous metals

Q: The rusting of automobile bodies is an example of uniform corrosion.   True False

A: Uniform corrosion - it is the type of corrosion in which the metal is open to the environment which…

Q: Heating the metal above recrystallization temperature and then sudden cooling by dipping in water is…

A: It is required to evaluate given statement

Q: 5. True or false? Regarding factors of high solubility for substitutional solid solutions, generally…

A:

Q: Which of the following is NOT the property of aluminum alloys? Good electrical conductivity O…

A: Q- Which of the following is NOT the property of aluminum alloys? Options:-  Good electrical…

Q: various types of steel. Identify SEVEN (7) characteristic of high carbon

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Q: e or false? Impurities, grain size, grain boundaries and environment are some factors that…

A: A metal is  a freshly polished, lustrous type which also conducts electricity  Basically, properties…

Q: a) Identify the possible failure mode of the shaft and therefore what is the main mechanical…

A: The turbine is best suited for the functioning of electrical generators since it produces…

Q: If external loads applied to metals, how do it's respond? (Draw and show in figure

A: The response when external loads are applied on the metals

Q: In the list below. Which liquids seem to cause corrosion to those metals (a) quickest (b) slowest?…

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Q: Answer with true (T) or false (F), corrects the wrong phrases, and gives short reason(s) for correct…

A: Given questions:   1. Normalized steels have better strength and toughness as compared as annealed…

Q: Chromium can be used as alloying element in the manufacturing of high speed steel Select one: True…

A: A common type of high-speed steel contains 18% tungsten, 4% chromium, 1% vanadium, and only 0.5–0.8%…

Q: AISI 5XXX, 51XX, 51100, and 52100 chromium alloy steels are considered as stainless steel's since…

A: AISI 5XXX, 51XX, 51100, and 52100 chromium alloy steels are considered as stainless steel's since…

Q: Place the labels with the most accurate description on the micrograph at locations A, B, and C, as…

A: given; Place the labels with the most accurate description on the micrograph at locations A, B, and…

Q: Type of metals that are used in springs, knives, and pressure vessels. a. Ferritic   b.…

A: Ferritic stainless steel has high corrosion resistance but less strength therefore cannot be used in…

Q: An austenitic stainless steel contains - Ni. O 12 – 15 % O 8 - 12% O 15 – 18 % O 18 - 20 %

A: Austenite stainless steel is obtained by hardening of steel.

Q: Ferritic stainless steel has no . . in * their content. carbon O iron O chromium nickel

A: Ferritin stainless steel contains Chromium, Iron, Carbon and other minor elements.

Q: 3/. In BS designation of system, if the first three digit is 423 then the type of steel is _________…

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Q: High c/a-ratio metals such as Zn will have the following property? (b) having high r-value (d) all…

A: Solution: Zn having Hexagonal closed packing structure has c/a ratio of the order of 1.856 with…

Q: Satainless steel contain at least 10.5% chromium to provides protection from the corrosion. True…

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Q: Principal component of steel alloy

A: Steel alloy: Steel is a alloy of iron with low percentage of carbon content. The percentage of…

Q: A high-alloy steel with 0.15% C, 10% Cr, 8% Ni, 2% Mo and a small amount of V in its composition.…

A: High alloy steel have alloying elements that contribute to high strength, toughness, hardness, and…

Q: False True Zinc, Lead, Tin, and Others.1 - Examples of Corrosion- Resistant Metals Copper is heavier…

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

Q: The 2XXX, 6XXX, and 7XXX series of raw aluminum alloy's or non-heat treatable and the 1XXX, 3XXX,…

A: Given: The 2XXX, 6XXX, and 7XXX series of raw aluminum alloy's or non-heat treatable and the 1XXX,…

Q: Which of the following aluminum alloy series are the aluminum/magnesium-silicone alloys? 2XXX 4XXX…

A: All three series are aluminum alloys series. aluminum has 4 digit aluminum identification The first…

Q: نقطة واحدة .The strength constant (C) is increased with increasing of temperature True False The…

A: The strength constant C is increasing of temperature. True or False          Note :- You are posting…

Q: Which of the following is/are TRUE? OEdge and screw dislocations lower the required shear stress for…

A: The reduction in area in low carbon steel is expressed as, Thus, a reduction in area is…

Q: Which of the following formula generally used for low carbon steel? Electrode tip diameter = 0.10’’…

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Q: Quench to from 800oC to 350oC and hold for 102 seconds: b: Quench the alloy to room temperature c:…

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Q: Answer with true (T) or false (F), corrects the wrong phrases, and gives short reason(s) for correct…

A: As per the policies only first 3 Questions should be answered. 1) Annealing is very slow cooling in…

Q: Name two kinds of equipment that are used for heating steel to a precise hardening temperature

A: Required :- Any two kinds of equipment which are used for heating steel to precise hardening…

Q: Which is the second important alloying element for Stainless Steel?

A: Option (C) nickel is correct.

Q: If copper, brass, aluminum or stainless steel were substituted for iron, corrosion would not occur.…

A: Note: There are two question both are entirely different so only first one has been answered because…

Q: 3. Briefly describe the production of the following cast irons i. white iron ii. malleable iron

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Q: of the element carbon and solution. True or

A: given: An AISI 4340 alloy steel contains .43 percent or 43 points of the element carbon and…

Q: Carbon in Carbon Steel generally occupy a vacancy in crystal lattice of iron. True False

A: Carbon and iron atoms are arranged in stack manner in carbonsteel crystal lattice.

Q: Which of the following metals will expand more with increase in temperature? O a. Mild steel O b.…

A: when an object is heated or cooled its length change by an amount proportional to the original…

Q: In _______________________________ process, heating the metal above recrystallization temperature…

A: Annealing process

Q: 7) Wear and corrosion resistant components such as cutlery equipment and razor blades are typically…

A: The main alloying elements in austenitic stainless steel is given below: Nickel: approx 8 to  11% ,…

Q: And aluminum alloy designated as 300–816 aluminum means the following 3XXX aluminum Magnice alloy,…

A: And aluminum alloy designated as 300–816 aluminum means the following 3XXX aluminum Magnice alloy,…

Q: Cold cracking in alloy steels can be reduced through Preheating of base metal Baking of electrodes…

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Q: Austenite (y) is soft, tough and high ductile True O False

A: When alpha iron heated then phase transformation occurrs from BCC to FCC. This FCC gamma iron is…

Corrosion control methods

Corrosion may be defined as the method in which metals are attacked on their exteriors by gases existing in the atmosphere, converting them to their oxides, nitrides, sulfides, etc.