Torque em Parafuso
- Created by
- Renato Passos, Eng. de Software
- Reviewed by
- Renato Passos, Eng. de Software
Last updated: Apr 18, 2026
Formula
T = KFd
About this calculator
The torque calculator for bolts is a useful tool for calculating the amount of torque needed to tighten or loosen a bolt. The basic formula for calculating torque is T = K·F·d, where T is the torque, K is a coefficient that depends on the type of bolt (0.2 for dry bolts) and F is the applied force.
Torque is an important measure in mechanical engineering, as it helps determine the amount of energy needed to perform a task. The torque calculator for bolts is especially useful in situations where large bolts need to be tightened or loosened, or in applications where safety is a concern.
When using the torque calculator for bolts, it's essential to consider the type of bolt, the applied force, and the distance between the bolt's center and the point of force application. Additionally, it's crucial to handle bolts and tools carefully to avoid injuries.
Torque is also an important measure in other areas, such as automotive mechanics and civil engineering. The torque calculator for bolts is a versatile tool that can be useful in a variety of contexts.
Frequently asked questions
What is the coefficient K?
The coefficient K is a constant that depends on the type of bolt. For dry bolts, the value of K is 0.2.
Why is it important to consider the distance between the bolt's center and the point of force application?
The distance between the bolt's center and the point of force application affects the amount of torque needed to tighten or loosen the bolt.
When should I use the torque calculator for bolts?
Use the torque calculator for bolts when you need to calculate the amount of torque needed to tighten or loosen large bolts or in applications where safety is a concern.
What happens if I apply more torque than necessary?
If you apply more torque than necessary, you may damage the bolt or the structure to which it is attached.
Can I use the torque calculator for bolts for other types of bolts?
Yes, but make sure to check the values of K for the different types of bolts.