Dissemination of IT for the Promotion of Materials Science (DoITPoMS)



Quick questions

You should be able to answer these questions without too much difficulty after studying this TLP. If not, then you should go through it again!

  1. What would happen to a brittle metal such as white cast iron, if it were formed by closed die forging?

  2. Discuss how the metal pieces of this article were made.

Deeper questions

The following questions require some thought and reaching the answer may require you to think beyond the contents of this TLP.

  1. The melting temperature of a low-carbon steel is 1534°C. Above what temperature can we use hot working to form it, and why?

  2. What processes could be used to make this shape? What else could affect the choice of process?

  3. At 30 ms–1, what weight of 1 mm diameter copper wire could be drawn in an hour? The density of copper is 8920 kg m–3.

  4. Do you think steel reinforcing bars for concrete are drawn or extruded?