Riveting Techniques and Safety Measures
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Questions and Answers

What is the air pressure range at which pneumatic guns operate?

  • 120 to 140 pounds per square inch
  • 90 to 100 pounds per square inch (correct)
  • 50 to 80 pounds per square inch
  • 160 to 180 pounds per square inch

    • What supplies the force to buck the rivet in a pneumatic gun?

  • Interchangeable rivet sets
  • Microshaver
  • Sliding valve
  • Airdriven hammer (correct)

    • How many blows per minute do slow hitting rivet guns typically strike?

  • 3,000 to 5,000 blows per minute
  • 6,000 to 8,000 blows per minute
  • 900 to 2,500 blows per minute (correct)
  • 500 to 800 blows per minute

    • How long should it ideally take for a rivet gun to upset a rivet?

    <p>1 to 3 seconds</p> Signup and view all the answers

    Which type of pneumatic gun is commonly used in airframe repair work?

    <p>Pneumatic rivet gun</p> Signup and view all the answers

    What determines the size of a pneumatic rivet gun?

    <p>Largest rivet size continuously driven</p> Signup and view all the answers

    Which type of fastener provides up to 300 pounds of clamping force?

    <p>Hex nut fasteners</p> Signup and view all the answers

    What is the advantage of using a hex nut fastener?

    <p>Quick installation and removal</p> Signup and view all the answers

    What characteristic distinguishes wing nut fasteners from hex nut fasteners?

    <p>Wing-shaped protrusions</p> Signup and view all the answers

    What type of aluminum has a protective cladding to improve corrosion resistance?

    <p>Alclad™ aluminum</p> Signup and view all the answers

    How are aluminum stock usually marked to identify grades and alloys?

    <p>With commercial code markings</p> Signup and view all the answers

    What is the main difference between aluminum alloys and pure aluminum?

    <p>Aluminum alloys possess higher corrosion resistance than pure aluminum</p> Signup and view all the answers

    What should the bucker do while the rivet is being driven?

    <p>Hold the bucking bar in place</p> Signup and view all the answers

    What does using a countersink tool achieve?

    <p>Smooth surface rivet installation</p> Signup and view all the answers

    What is the purpose of dimpling dies?

    <p>To create a depression around the rivet hole</p> Signup and view all the answers

    Why is it important not to bear down too heavily on the shank of the rivet?

    <p>To prevent damage to the skin</p> Signup and view all the answers

    What is a common angle for standard countersinks?

    <p>100º</p> Signup and view all the answers

    Why are microstop countersinks useful?

    <p>They are adjustable for different depths</p> Signup and view all the answers

    What is the signal to withdraw the drill when removing a rivet?

    <p>The rivet head breaks away and climbs the drill</p> Signup and view all the answers

    What should be done if the rivet head does not come loose on its own?

    <p>Insert a drift punch and twist slightly</p> Signup and view all the answers

    What should be done on thin metal or unsupported structures when removing a rivet shank?

    <p>Use a backup block while driving out the shank</p> Signup and view all the answers

    What is advised if the shank is unusually tight after the rivet head is removed?

    <p>Drill two-thirds through the material</p> Signup and view all the answers

    How deep should you drill into the exact center of a countersunk or flush head rivet before removing it?

    <p>To the approximate depth of the head</p> Signup and view all the answers

    What is recommended for punching out the shank of a countersunk or flush head rivet?

    <p>Use a suitable backup, preferably wood, or a dedicated backup block</p> Signup and view all the answers

    What does the formula A = B + C represent?

    <p>The total rivet length</p> Signup and view all the answers

    In structural applications, why is the strength of replacement rivets important?

    <p>To ensure the safety and integrity of the structure</p> Signup and view all the answers

    When replacing rivets with a larger size due to hole damage, what must be ensured?

    <p>Increasing the edge distance and spacing</p> Signup and view all the answers

    Why is it acceptable to replace certain rivets with 2117 rivets for general repairs?

    <p>2117 rivets require no heat treatment</p> Signup and view all the answers

    When replacing 2017 or 2024 rivets with 2117 rivets for general repairs, what must be ensured about the replacement rivets?

    <p>They are 1/32 inch greater in diameter than the original rivets</p> Signup and view all the answers

    Why should one consult the maintenance manual when selecting rivet type and material?

    <p>To ensure correct rivet selection for safe and effective repairs</p> Signup and view all the answers

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