Elasticity of Steel Rod: Stress, Strain and Elongation Calculations

Click For Summary
SUMMARY

The discussion focuses on calculating the stress, strain, and elongation of a structural steel rod with a radius of 0.5 inches and a length of 32 inches subjected to a 4000 lb force. The modulus of elasticity for the steel is given as 29 x 106 psi. Key equations include the formulas for stress (σ = F/A), strain (ε = ΔL/L0), and elongation (ΔL = F*L0/(A*E)). Participants seek guidance on applying these equations to derive the necessary values.

PREREQUISITES
  • Understanding of basic mechanics of materials
  • Familiarity with the concepts of stress, strain, and elongation
  • Knowledge of the modulus of elasticity
  • Ability to perform calculations involving force and area
NEXT STEPS
  • Research the formula for calculating stress in materials
  • Learn about the relationship between strain and elongation in structural materials
  • Study the significance of the modulus of elasticity in material science
  • Explore practical applications of stress-strain calculations in engineering
USEFUL FOR

Engineering students, structural engineers, and materials scientists interested in understanding the mechanical properties of materials and performing stress analysis on structural components.

woolleyd.2011
Messages
1
Reaction score
0
a structural steel rod has a radius of .5 inches and length of 32 in. 4000 lb force stretches along its length. modulus of elasticity is 29 x 10^6 psi.


Need to figure out stress on rod, the elongation of rod due to force, and strain on rod due to force



Homework Equations





The Attempt at a Solution

 
Physics news on Phys.org
Forum rules require that you show some attempt at your work before we can be of assistance. What are the relevant equations for stress, elongation, and strain?
 

Similar threads

  • · Replies 3 ·
Replies
3
Views
2K
  • · Replies 53 ·
2
Replies
53
Views
10K
Replies
3
Views
3K
  • · Replies 2 ·
Replies
2
Views
3K
Replies
2
Views
2K
  • · Replies 19 ·
Replies
19
Views
4K
Replies
6
Views
88K
  • · Replies 1 ·
Replies
1
Views
4K
  • · Replies 13 ·
Replies
13
Views
3K
  • · Replies 9 ·
Replies
9
Views
7K