🧮 Engineering Calculators

Professional calculators for vibration analysis, balancing, and mechanical engineering. All calculations based on international standards (ISO, ANSI, API, VDI).

Balancing Platform Design Calculator

Complete design tool for spring-mounted rotor balancing machines

Bearing Load Capacity Calculator

Calculate critical dynamic bearing load and L10 life

Bolt Tightening Torque Calculator

Calculate required torque to achieve proper bolt preload

Spring Critical Speed (Surging) Calculator

Calculate surge frequency and critical speeds for helical springs

Natural Frequency Calculator – Mass-Spring System

Calculate resonant frequency of mass-spring systems

Permissible Noise Level Calculator

Calculate maximum allowable noise levels based on exposure time

Rotor Deflection at Supports Calculator

Calculate permissible rotor deflection or sag at bearing supports

Permissible Shaft Radial Runout Calculator

Calculate maximum allowable shaft runout relative to bearings

Spring Selection Calculator – Target Frequency

Find optimal spring stiffness for target resonant frequency

Equivalent Spring Stiffness Calculator

Calculate combined stiffness for springs in series or parallel

Component Temperature Limits Calculator

Calculate permissible operating temperatures for equipment components

Permissible Vibration Acceleration Calculator – ISO 20816

Calculation according to ISO 20816 standard

Permissible Vibration Displacement Calculator – ISO 1940

Calculation according to ISO 1940 standard

Permissible Vibration Velocity Calculator – ISO 10816

Calculation according to ISO 10816 standard

Calculators

🧮 Engineering Calculators

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