Module 8 Discussion

Create a flowchart about Corrosion and its types of Corrosion   Types of Corrosion 1.) Uniform Corrosion 2.) Localize Corrosion 2.1 Pitting Corrosion 2.2 Crevice Corrosion 2.3 Filiform Corrosion 3.) Galvanic Corrosion 4.) Environmental Corrosion 5.) High Temperature Corrosion

Question 4: It is planned to drill a gas well in a field in the desert near Abu Dhabi. The gas also contains 3% CO2 and 1% H2S. The gas is expected to produce condensate (i.e. Wet Gas). a) What information do you need to conduct a materials selection study for the casing and tubing for this well? b) If you select steel as the material, what are the main corrosion dangers and how will you minimize these dangers?

What are the most effective corrosion control methods used in mechanical engineering applications, and how do they prevent or mitigate corrosion?

Questions Conceptual Questions 1. List five important consequences of corrosion. 2. Describe with an example how corroded structures can lead to environmental pollution. 3. Does corrosion affect humans? If so, explain how. 4. Describe two engineering disasters in which corrosion played a leading role. 5. How can corroded structures be injurious to human health? 6. Name three cities in Southeast Asia and the Middle East which have the most corrosive environment. 7. What is the best way to minimize the corrosion of defense equipment during storage? 8. What is the relationship between depletion of natural resources and corrosion?

1. Which of the following is not true about Corrosion? A. Corrosion is a natural process that converts a refined metal into a more chemically stable formB. It is the gradual destruction of materials (usually a metal) by chemical and/or electrochemical reaction with their environmentC. Corrosion engineering is the field dedicated to controlling and preventing corrosionD. Corrosion is the abrupt destruction of materials by chemical and/or electrochemical reaction with their environment 2. Which of the following cannot prevent corrosion? A. alloyingB. TinningC. Galvanizing D. moisture

Question 1: Choose the correct answer for each of the following questions. 1. The process of deterioration of a metal due to unwanted chemical or electrochemical interaction of metal with its environment is called (a) Electrolysis (b) Electrodialysis (c) Corrosion (d) Deposition 2. Which of the following is an example of corrosion? (a) Rusting of iron (b) Tarnishing of silver (c) Liquefaction of ammonia (d) both (a) and (b) 3. The electrode potential depends upon (a) Electrolyte (b) Concentration of ions (c) Temperature (d) All of the above 4. Which of the following represents the standard conditions (a) [M*™] = 1, P = 1 bar, T = 25°C (b) [M*™] = 1×10-6, P = 1 atm, T=25°C (c) [M*™] = 1, P = 1 atm, T = 25°C (d) [M*™] = 1, P = 1 atm, T = 30 °C 5. 1 Faraday is equals to (a) 1 coulomb (b) 1000 coulomb (c) 5000 coulomb (d) 96500 coulomb 6. A protective passive film shows (a) Stability over a small potential (b) High ionic conductivity (c) Low solubility and slow dissolution in the aqueous…

Which of the following describes crevice corrosion? Corrosion that is produced by a difference in concentration of ions or dissolved gases in the electrolyte Corrosion that results from the combined action of an applied tensile stress and a corrosive environment Corrosion that occurs preferentially along grain boundaries Localized corrosion that may be initiated at a surface defect

What are the types of accident in industrial safety?  Examine some of the common source of mechanical hazards.  Organize the classification of pressure vessels.  Describe fault tree analysis.  What is the corrosion and its prevention?  What are the different types of wear and causes?  Enlist the points to be considered for safety in industries as per The Factories Act, 1948. What is lubrication and method of lubrication?   What is the concept and importance of fault tracing?  How do you draw a decision tree diagram?  What is periodic maintenance?  What are the steps in making preventive maintenance procedure?

Can someone please help me to answer the following question completely. PLEASE AND THANK YOU!!!

Use a E-p chart to identify metals with both E> 100 GPa and E/p> 0.02 GPa/(kg/m3). Show your answer with a sketch on the selection chart. Young's modulus, E (GPa) 1000 100 10-1 10-2 10-3 10-4 10 Young's modulus - Density Foams Fugid polymer Toams Composites CFRP Natural P materials 100 Flexible polymer foams Technical ceramics Wood grain Cork Mg aloys GFRP EVA leoprene nucber hyester O 583 Concrele Al₂O₂ 1000 Density, p (kg/m³) Ti allbys Zinc alloys PEEK PET 'Nón-technical Epodes ceramics PC PTFE Polymers Silicone Gastomers syunting prene Naloys Elastomers WC Ov-Walbys Cu alloys Metals Lead allbys 10,000 Guide lines for minimum mass design

An engineer is designing a total hip implant. he intends to make the femoral stem out of titanium and to make the ball component out of stainless steel. Should you be worried about corrosion? If so, what types of corrosion could take place? How do you prevent that? Write your comment.

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

(a) What is the most likely form of corrosion for nuts and bolts in a galvanized steel plate shown in Figure 3.1. Figure 3.1 (b) What is the chemical cause of this type of corrosion? (c) Which non-destructive testing (NDT) technique(s) will you implement to evaluate the presence/severity of such damage and what repair would you perform on this plate? Why? (d) What design controls will you recommend to minimize this type of corrosion in future parts?