Why Does Failure Stress Depend on Material?

In summary, material failure is an important concept in science because it allows us to understand the limitations and capabilities of different materials. The properties of a material, such as strength and elasticity, directly affect its failure stress. The failure stress of a material is influenced by its composition, microstructure, and external conditions. This can be measured through various tests and can be improved or controlled through altering the material's composition or understanding its failure mechanisms.
  • #1
rmrramani
17
0
why failure stress depend upon material instead of size and shape?
 
Physics news on Phys.org
  • #2
any folks can reply
 
  • #3
allowable stresses are material and environmentally determined.

size, shape and loading determine the applied stress.
 

1. Why is material failure an important concept in science?

Material failure is an important concept in science because it helps us understand the limitations and capabilities of different materials. By studying why and how materials fail, we can develop stronger and more durable materials for various practical applications.

2. How does the properties of a material affect its failure stress?

The properties of a material, such as its strength, elasticity, and ductility, directly affect its failure stress. Materials with higher strength and elasticity can withstand greater stress before failing, while materials with lower strength and elasticity have a lower failure stress.

3. What factors contribute to the failure stress of a material?

The failure stress of a material is influenced by various factors, including the material's composition, microstructure, and external conditions such as temperature and loading rate. These factors can affect the strength and integrity of the material, ultimately determining its failure stress.

4. How can we measure or determine the failure stress of a material?

The failure stress of a material can be measured through various tests, such as tensile, compression, and impact tests. These tests subject the material to different types of stress and measure the amount of stress it can withstand before failing. The results of these tests can help determine the material's failure stress.

5. Can failure stress be improved or controlled?

Yes, failure stress can be improved or controlled through various methods. For example, the material's composition can be altered to increase its strength and ductility, or the material can be designed and used in a way that minimizes external stressors. Additionally, understanding the failure mechanisms of a material can help in developing strategies to improve its failure stress.

Similar threads

Replies
4
Views
873
  • Mechanical Engineering
Replies
3
Views
1K
Replies
5
Views
718
  • Engineering and Comp Sci Homework Help
Replies
3
Views
1K
  • Other Physics Topics
Replies
1
Views
706
  • Engineering and Comp Sci Homework Help
Replies
3
Views
818
  • Materials and Chemical Engineering
Replies
14
Views
1K
  • Materials and Chemical Engineering
Replies
1
Views
866
  • Materials and Chemical Engineering
Replies
4
Views
1K
  • Special and General Relativity
Replies
2
Views
854
Back
Top