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3 cards from this section. Quick, good the night before a test.
What is the primary purpose of hardness testing?
Think about why engineers need to know how hard a material is.
Name one method of hardness testing.
Consider the tests we've discussed today.
What does the Brinell hardness test measure?
Think about what happens when a hard object presses into a softer material.
True or False: The Vickers hardness test uses a steel ball.
Consider what it means to use a diamond for hardness testing.
You have samples of aluminum and steel. Which hardness test would you choose for each and why? Provide calculations for expected hardness values.
Reflect on the material properties that dictate your choice.
Design a testing plan for a new metal alloy. Include methods, expected hardness values, and implications for material selection in construction.
Consider the requirements for the construction applications of the alloy.
5 more questions in this section. Enroll free to practise them all.
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