How to convert force displacement curve to stress strain curve

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SUMMARY

The discussion focuses on converting a force vs. displacement curve obtained from a Hounsfield materials testing machine into a stress vs. strain curve. Key equations for stress and strain are essential for this conversion. Stress is defined as force divided by the cross-sectional area, while strain is the change in length divided by the original length. Understanding these definitions and equations will facilitate the conversion process.

PREREQUISITES
  • Understanding of stress and strain definitions
  • Familiarity with basic mechanics of materials
  • Knowledge of Hounsfield materials testing machine operations
  • Ability to perform calculations involving force and area
NEXT STEPS
  • Review the equations for calculating stress and strain
  • Learn about the properties of materials tested using Hounsfield machines
  • Explore graphical methods for plotting stress vs. strain curves
  • Investigate software tools for analyzing material testing data
USEFUL FOR

Materials engineers, mechanical engineers, and students studying mechanics of materials will benefit from this discussion, particularly those involved in material testing and analysis.

fishfried
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Hi
i need help with this conversion as i am unsure how to approach this.
I have obtained a force vs displacement curve from a Hounsfield materials testing machine, and would like to know how to convert this to a stress vs strain curve.
Thanks
 
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How are stress and strain define? (show us some equations)

This is a pretty simple problem, and I think if you look at the equations, you will be a lot closer to understanding what you need to do.

-Kerry
 

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