Free Calculator
Bolt Preload from Torque Calculator
Calculate bolt clamp force (preload) from applied torque using the nut factor (K-factor) method. Critical for joint integrity in structural and mechanical assemblies.
Enter Your Details
N·m
mm
Rate this calculator
Formula correctness
Ease of use
Usefulness to my work
Suggest a new calculator
Missing a tool? Tell us what calculator would save you time and we will consider adding it to the suite.