Metal Joining and Low-Carbon Steel Quiz
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Questions and Answers

What is the main disadvantage of using MAPP gas in oxyfuel processes?

  • It is less safe to use than acetylene
  • It costs much more than acetylene (correct)
  • It is less efficient in welding than acetylene
  • It produces lower heat compared to acetylene

    • Which type of steel is also known as mild steel?

  • Carbon-free steel
  • Medium-carbon steel
  • Low-carbon steel (correct)
  • High-carbon steel

    • What is the function of a mixing chamber in an oxyfuel outfit?

  • To cut metal sheets
  • To shape metal pieces
  • To combine gases before burning (correct)
  • To cool down the torch tip

    • What defines a non-ferrous metal?

    <p>It does not contain iron</p> Signup and view all the answers

    What is the purpose of an orifice in a torch tip?

    <p>To determine the shape and number of holes in the tip</p> Signup and view all the answers

    What type of joint is formed by overlapping pieces of metal?

    <p>Lap joint</p> Signup and view all the answers

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