VoltCheck24 Global Hub

Mechanical Engineering Calculators for Machine Design

Bolt tightening torque, bearing fatigue life, cable bending radius, servo regeneration, and machine motion review calculators.

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Recommended workflow

Start from load, speed, torque, or geometry
Check the formula assumptions and units
Confirm final selection with manufacturer ratings

Bolt Tightening Torque Calculator for Metric Fasteners

Estimate tightening torque from bolt diameter, preload, grade, and friction coefficient for preliminary mechanical assembly review.

Bearing L10h Fatigue Life Calculator Using ISO 281 Method

Estimate bearing fatigue life from dynamic load rating, equivalent load, speed, and operating assumptions.

Cable Bending Radius and Cable Carrier Calculator

Calculate minimum cable bending radius and cable-carrier clearance for moving industrial cables and drag-chain applications.

Servo Regeneration Energy and Braking Resistor Calculator

Calculate servo deceleration energy, DC-bus capacitor absorption, braking resistor power, and regeneration margin.

International engineering note

Use these calculators for preliminary review, field troubleshooting, and design comparison. Final selections must be checked against current local standards, project specifications, measured field data, and manufacturer documentation.

Free preliminary engineering reference for technicians, panel builders, automation engineers, and designers worldwide.