16 Questions
What is the term used to describe the phenomenon where a material fails after a lengthy period of repeated stress or strain cycling?
Fatigue failure
Which type of stress can be both cyclic or random and is commonly experienced by components in many applications?
Dynamic stress
What type of stress may cause small cracks to develop in a material, leading to fatigue failure even at loads lower than the tensile or yield strength for static load?
Dynamic stress
Which type of testing provides useful values for material selection and component dimensioning for statically loaded components?
Tensile testing
In the context of material failure, which term refers to the phenomenon where materials fail below their strength due to repeated stress or strain cycling?
Fatigue deformation
Which type of stress can cause small cracks to develop in a material, leading to fatigue failure even at loads lower than the tensile or yield strength for static load?
Dynamic stress
What phenomenon occurs when a material fails below its strength due to repeated stress or strain cycling?
Fatigue failure
Which type of testing provides useful values for material selection and component dimensioning for statically loaded components?
Tensile testing
What term describes the phenomenon where a material fails after a lengthy period of repeated stress or strain cycling?
Fatigue failure
What type of loads may cause permanent deformation or failure in service application?
Dynamic loads
Which kind of stress is experienced by components in many applications and can be both cyclic or random?
Dynamic stress
In what type of tests does the intensity of the stress increase slowly but steadily until the load finally fractures the specimen?
Tensile, compression, and bending tests
What is the most effective way to prevent contact fatigue?
Reduce contact pressures and frequency of cyclic stress
How can corrosive wear be prevented?
Eliminate corrosive media
In which type of components is contact fatigue most common?
Rolling element, gear teeth, and bearings
What describes the phenomenon where a material fails below its strength due to repeated stress or strain cycling?
Contact fatigue
Explore the behavior of materials under different types of stress and loading conditions. Understand how the strength parameters determined from tests can be used for material selection and component dimensioning. Learn about the challenges of dynamic loads and changing stress intensity in real-world components.
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