Tensão de Tração

σ = F/A.
Created by
Renato Passos, Eng. de Software
Reviewed by
Renato Passos, Eng. de Software

Last updated: Apr 18, 2026

σ (MPa)
10,00

Formula

σ = F/A

About this calculator

Tensile Stress is an important measure in Mechanical Engineering that describes the force applied per unit area on a material under stress. It is calculated by dividing the applied force (F) by the area (A) over which the force is applied.

The formula σ = F/A is used to calculate tensile stress, where σ is the stress, F is the applied force and A is the area over which the force is applied. This measure is fundamental to evaluate the resistance of materials, such as metals, plastics, and others.

Tensile Stress is essential in various applications, including structure design, material analysis, and predicting behavior under different loading conditions. It is crucial to consider precautions when calculating tensile stress, such as the accuracy of measurement and considering factors like material type and temperature.

Tensile Stress is also used in practical cases, such as material selection for bridge construction, analyzing failures in mechanical components, and predicting behavior under impacts.

Frequently asked questions

What is tensile stress?

Tensile stress is a measure of force applied per unit area on a material under stress. It is calculated with the formula σ = F/A.

When to use the formula σ = F/A?

The formula σ = F/A should be used to calculate tensile stress in materials, such as metals, plastics, etc. Besides, it is essential to consider precautions when calculating tensile stress.

What is the meaning of tensile stress in mechanical engineering?

Tensile stress is fundamental to evaluate the resistance of materials and predict behavior under different loading conditions in mechanical engineering.

How to calculate tensile stress?

Tensile stress can be calculated using the formula σ = F/A, where σ is the stress, F is the applied force and A is the area over which the force is applied.

What are the precautions when calculating tensile stress?

The precautions when calculating tensile stress include the accuracy of measurement and considering factors like material type and temperature.

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