Hardness Testing (Leaving Cert Engineering): Quizzes
📚Quizzes
Practise the questions
12 questions from this quiz
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Practise the questions
12 questions from this quiz
What does hardness testing measure?
What does hardness testing measure?
Material's resistance to deformation
What does a larger indentation indicate about a material?
What does a larger indentation indicate about a material?
The material is softer
What is the small test piece used in hardness testing called?
What is the small test piece used in hardness testing called?
Widget
What must the indenter be made from?
What must the indenter be made from?
Extremely hard materials
What shape is the Vickers indenter?
What shape is the Vickers indenter?
Diamond pyramid
What shape of impression does the Vickers method create?
What shape of impression does the Vickers method create?
Square
What does the Vickers method measure?
What does the Vickers method measure?
Diagonals of square indentation
What type of indenter does the Brinell method use?
What type of indenter does the Brinell method use?
Hardened steel sphere
What shape of depression does the Brinell method produce?
What shape of depression does the Brinell method produce?
Circular
What does the Brinell method measure?
What does the Brinell method measure?
Diameter of circular indentation
Which method works across a wider range of material hardness?
Which method works across a wider range of material hardness?
Vickers
What basic principle do both Vickers and Brinell methods share?
What basic principle do both Vickers and Brinell methods share?
Relating load to indentation size