sheetmetal knowledge test

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Author:
scooby398
ID:
87386
Filename:
sheetmetal knowledge test
Updated:
2011-05-23 20:09:00
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sheetmetal knowledge test
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sheetmetal knowledge test
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  1. What is the diameter for at #3 rivet and what drill size would be used?
    3/32

    #40
  2. What is the diameter for at #4 rivet and what drill size would be used?
    4/32

    #30
  3. What is the diameter for at #5 rivet and what drill size would be used?
    5/32

    #21
  4. What is the diameter for at #6 rivet and what drill size would be used?
    6/32

    #10
  5. Describe the following rivet code number and what it means.

    MS20426AD5-8
    MS20- military standard specification

    426- head shape

    AD-material

    5- diameter in 32nds

    8- length in sixteenths
  6. What does NAS stand for?
    National Aerospace Standard
  7. What head shape does the following rivet code stand for?

    MS20426
    flush head
  8. What head shape does the following rivet code stand for?

    MS20470
    universal head
  9. What head shape does the following rivet code stand for?

    NAS1097
    flush shear head
  10. How do you determine rivet length?
    Material + (1 1/2)(D)
  11. What is rivet pitch?
    distance between rivets in the same row
  12. What is edge distance?
    distance between the edge of the material to the center of the closest rivet
  13. What is transverse pitch?
    the distance between the rows of rivets
  14. What are the 5 major stresses on an aircraft?
    • Tension
    • compression
    • shear
    • bending
    • torsion
  15. What are water lines?
    horizontal lines that are starting from the lowest point of the fuselodge
  16. What are butt lines?
    vertical reference lines shown from the left or right
  17. What are the 3 major types of sheetmetal used on aircrafts?
    aluminum, titanium and stainless steel
  18. What do the temper designators "H" and "T" stand for?
    H-strain hardened

    T-heat treated
  19. What is the diameter and drill size for a silver cleco?
    3/32"

    #40
  20. What is the diameter and drill size for a copper cleco?
    4/32"

    #30
  21. What is the diameter and drill size for a black cleco?
    5/32"

    #21
  22. What is the diameter and drill size for a brass cleco?
    6/32"

    #10

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