Describe and discuss two methods of protecting steel from electrochemical corrosion

Q: Elaborate the impact of corrosion on the field of metallurgy and that of application  of metals in…

A: Given Corrosion To find Corrosion impact in metallurgy Application of corrosion in metallurgy

Q: Describe different types of protection mechanism against corrosion.

A: Given Data : Protection mechanism against corrosion

Q: What are factors affecting electrochemical corrosion rate? Discuss

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Q: How to measure the corrosion inhibition efficiency of a metal? And how to perform the weight loss…

A: Corrosion inhibition: A corrosion inhibitor is a chemical that efficiently decreases the corrosion…

Q: What is Corrosion Prevention and Control?

A: Corrosion is the slow transformation of the metal into the metal oxides when the metal comes in the…

Q: sion

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Q: 2. Calculate the corrosion rate in mm/yr for an iron cell having an area 250cm² exposed to corrosive…

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Q: Why the study of chemical properties of engineering materials is necessary? Define corrosion and…

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Q: Corrosion Name of Causes and preventation corrosion Corrosion at contact

A: Answer 1 )  a) Name of corrosion - Pitting corrosion - It is a form of corrosion which is localised…

Q: Why does chromium in stainless steel make them more corrosion resistant in many environments than…

A: Stainless steel has a Chromium substance of 15-25% alongside iron and carbon alloy to a major…

Q: Classification of corrosion that occurs when materials are exposed to gaseous environment.

A: This is known as uniform corrosion or general corrosion.

Q: Identify two metals that do not corrode easily in the presence of oxygen and water. Explain why they…

A: To give two metals that do not corrode easily.

Q: Two uncoated copper plates are joined together using a bolt made of the same composition as the…

A: When two uncoated copper plates are joined together there may be chances of crevice corrosion may…

Q: State the two types of corrosion and briefly explain them.

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Q: Briefly explain why placing a PVC pipe nipple between a black iron water pipe and a copper pipe…

A: Corrosion is a process of destruction of the metal. There are galvanic corrosion, metallic…

Q: Discussion: 1- Define the corrosion and mention its types? 2- What is the effect of solution…

A: Corrosion: Corrosion is the disintegration or demolition of metal and alloys in the presence of an…

Q: Questions Conceptual Questions 1. List five important consequences of corrosion.

A: Dear student,                     According to the guidelines I am allowed to answer only one…

Q: Describe the transport phenomena resulting in gas turbine hot corrosion in the presence of saline…

A: Hot corrosion : It is a rapid corrosion occurring due to the present of salt traces Due to this the…

Q: Disci 1- Define the corrosion and mention its types? 2- What is the effect of solution aeration on…

A: CORROSION: 1)  Corrosion is the disintegration or demolition of metal and alloys in the presence of…

Q: A crude oil tower with a carbon steel overhead pipeline has been shut down due to an accident.…

A: (a) The corrosion rate :40 Mils/year = 0.040 in/year The minimum thickness of the pipe= 0.15 in for…

Q: Write down three types of sacrificial anodes that are widely used for ships in the sea. Draw and…

A: Corrosion is one of the ship's and its machinery's most dangerous foes. It is also the most…

Q: 1- What part in the picture was exposed to corrosion? 2- In the picture above, what are the…

A: 1.In the given fig. a bolt and a washer are exposed to corrosion. Corrosion on the surface of the…

Q: Defined and Explain what is ASTM G102? Standard Practice for Calculation of Corrosion Rates and…

A: Define and explain what is ASTM G102?                                                      Here ASTM…

Q: cal corrosio

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Q: What are the factors that influence on corrosion behavior?

A: When metals come in contact with other substances such as air, water, and many more, they react with…

Q: Localised corrosion of metal pipes were observed in a seawater pumping plant. The pipes were used to…

A: Solution (c):   Given Data: Average pH : 7.2

Q: identify the current approaches adopted to protect components from corrosion in the oil and gas…

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Q: 50 mm 10 mm Specimen 20 mm HCL - 6 Molar 30 g mass = 60 mm Calculate the corrosion rate in…

A: given data ,Time=22 daysfinal mass(m)=15 kgrate of corrsim=change in surface densitytime…

Q: The following factors play vital role in corrosion process

A: The following factors play vital role in corrosion process  Answer: Both

Q: i. Define and explain electrochemical corrosion. ii. Briefly explain the techniques which are mostly…

A: Electrochemical corrosion: This phenomenon has only occurred in the metallic component. When the…

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: Question 3: : Estimate the corrosion rate (g/cm².s), penetration rate (mm/yr), and Ecorr (V) for a…

A: This problem is related to fluid mechanics. Fluid mechanics is the subject of mechanical engineering…

Q: Question 2 Estimate the corrosion rate (g/em².s), penetration rate (mm/yr), and Ecor (V) for a zinc…

A: To find: The corrosion rate, penetration rate, and EcorrV for a zinc tank containing oxygen free…

Q: How can corrosion lead to fracture?

A: Corrosion It is a natural process that is generally observed in metal in which the metal react with…

Q: A steel column partly submerged in lake water is found to corrode severely just beneath the water…

A: when steel pattern submerged in small pond instead of lack water then how would corrosion pattern…

Q: Explain what should be corrosion potential of galvanized steel which zinc layer has been removed and…

A: The corrosion potential of carbon steel in this medium should be close to -0.6V vs. SCE.

Q: What types of corrosion is the most destructive and insidious forms of corrosion

A: Pitting corrosion is a localized attack in the metal resulting in a pit, hole, or cavity formation.…

Q: An engineer is designing a total hip implant. he intends to make the femoral stem out of titanium…

A: Yes,the engineer should worried about the corrosion. Stainless steel has a lower resistance to…

Q: Which of the following describes crevice corrosion?

A: Crevice corrosion: It occurs when two components are joined close together to form a crevice.…

Q: What are the advantages of a nonferrous alloy over a ferrous one? (Please select all that apply)

A: The ferrous metal is stated as the metal that contains iron. But the Non-ferrous metal is stated as…

Q: Compare corrosion rate for a metallic sample immersed in acidic solution with that immersed in a…

A: Corrosion is defined as an attack on a material as a result of chemical, frequently electrochemical…

Q: The following factors play vital role in a corrosion process   a. Temperature b. none of these c.…

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Q: For the following pairs of alloys that are coupled in seawater, predict the possibility of…

A: Given data For the following pairs of alloys that are coupled in seawater, predict the possibility…

Q: (a) Using sketches, describe the carburisation process for steel components. (b) The yield stress…

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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.