Tensile Test on Cast Iron

  1. What type of specimen may be used during the test?
  2. What is gauge length? explain its importance.
  3. What is limit of proportionality? Is there any limit of proportionality for Cast Iron? Explain.
  4. Explain how the ductile and brittle material fails under tension load ?
  5. What are the difference between torsion test and tension test?