8 Questions
What does hardness in metals refer to?
Resistance to penetration by other materials
How is hardness in metals increased?
By bending or hammering at room temperature
What property does brittleness in metals refer to?
How easily the metal will break with little or no bending
What does tempering do to metals?
Increases toughness and reduces hardness
What does fusibility refer to in metals?
Ability to easily join with another liquid metal
Which of the following is true about metals high in fusibility?
They are usually high in weldability
What characteristic does fatigue represent in metals?
Causes the metal to fracture under repeated load below tensile strength
What does elasticity refer to in materials?
Ability to return to original size and shape after external force is removed
Test your knowledge on the concepts of hardness and hardenability of metals. Learn how hardness can be altered through various methods and understand the importance of hardenability for uniform hardening. Explore examples like steel, lead, and aluminum.
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