API 571 FOR API 570(GALVANIC CORROSION)

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Author:
egf4201
ID:
299881
Filename:
API 571 FOR API 570(GALVANIC CORROSION)
Updated:
2015-04-03 23:20:24
Tags:
API 571 570 GALVANIC CORROSION
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API 571 FOR API 570(GALVANIC CORROSION)
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API 571 FOR API 570(GALVANIC CORROSION)
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  1. What is the key factor that causes Galvanic Corrosion?
    Dissimilar materials are joined together
  2. Which of the following is not a factor of Galvanic Corrosion?
    A) Electrolyte
    B) An electrical connection between the anode and cathode
    C) Different materials joined
    D) Operating pressure
    D) Operating pressure
    (this multiple choice question has been scrambled)
  3. When Galvanic Corrosion occurs, the corrosion occurs at the:
    anode
  4. Two materials are joined in an environment conducive to Galvanic Corrosion. Which material will corrode?
    A) Aluminum joined to Steel. Which??
    B) Bronze joined to Lead. Which??
    C) Copper joined to Steel. Which??
    • A) Aluminum
    • B) Lead
    • C) Steel
  5. Two materials are joined in an environment conducive to Galvanic Corrosion. Which material will corrode?
    The one closer to the top of the chart (anodic end)
  6. Which of the following is not a significant factor in the corrosion rate caused by Galvanic Corrosion?
    A) Roughness of the surface
    B) Coating applied to either the anode or cathode
    C) Farther apart the anode and cathode are on the Galvanic Series
    D) Size of the anode as compared to the size of the cathode
    A) Roughness of the surface
    (this multiple choice question has been scrambled)
  7. Galvanic Corrosion commonly occurs in which equipment type?
    Heat exchangers
  8. Which of the following would be a good way to prevent Galvanic Corrosion?
    A) Coat the anode
    B) Just hope it goes away
    C) coat the cathode
    D) Insulate the parts with fiberglass
    C) coat the cathode
    (this multiple choice question has been scrambled)

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