Metals for Concrete Reinforcement and Methods of Joining Metals Quiz
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Questions and Answers

What are the two types of metals mentioned in the text for concrete reinforcement?

  • Aluminum and Zinc
  • Iron and Brass
  • Steel and Copper (correct)
  • Brass and Chromium
  • Which method involves joining metals by using a filler metal that melts below the melting point of the workpieces?

  • Rivets
  • Soldering
  • Brazing (correct)
  • Welding
  • Which metal reinforcement is made from solid steel sheets and formed through cutting or piercing in staggered patterns?

  • Expanded Mesh (correct)
  • Wire Fabric
  • Laths
  • Steel Bars
  • Which metal form can expanded mesh be shaped into according to the text?

    <p>Diamond</p> Signup and view all the answers

    What is the spacing for longitudinal wires in Triangle-mesh Wire Fabric mentioned in the text?

    <p>4 inches</p> Signup and view all the answers

    Which metal mentioned in the text is not suitable for concrete reinforcement?

    <p>Lead</p> Signup and view all the answers

    What type of metal is commonly used for the reinforcement of concrete slabs and floors?

    <p>Steel</p> Signup and view all the answers

    Which method involves joining metals using a metal alloy with a lower melting point than the base metals?

    <p>Brazing</p> Signup and view all the answers

    What is the purpose of welded-wire fabric in construction?

    <p>Reinforcing concrete slabs</p> Signup and view all the answers

    In welded-wire fabric, what do the numbers 6x6 - 10/10 refer to?

    <p>Gauge of the wires</p> Signup and view all the answers

    Which metal is NOT commonly used for concrete reinforcement among the following?

    <p>Zinc</p> Signup and view all the answers

    Which of the following is a method of joining metals by melting a filler metal into the joint?

    <p>Soldering</p> Signup and view all the answers

    What is a key advantage of using aluminum as a structural material?

    <p>Aluminum can be extruded to produce economically efficient structural shapes</p> Signup and view all the answers

    Which method involves joining metals using a filler metal with a melting point above 450 degrees Celsius?

    <p>Brazing</p> Signup and view all the answers

    In what context would aluminum columns and girders show increased efficiency?

    <p>In structures with large bay spacing due to its lightweight nature</p> Signup and view all the answers

    What is the primary function of corrugated aluminum when used in construction?

    <p>Improving structural strength</p> Signup and view all the answers

    Which metal is commonly used in concrete reinforcement in the form of bars, wire fabric, and expanded mesh?

    <p>Steel</p> Signup and view all the answers

    When considering metals for reinforcement, what method can be used to join them permanently?

    <p>Mechanical fastening</p> Signup and view all the answers

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