Engineering
Calculators.

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Thread Pitch Calculator - Free Online Thread Specification Calculator

Calculate thread specifications including pitch diameter, thread depth, and dimensions for metric and imperial threads with our professional calculator.

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🏗️ Construction ⚙️ Engineering

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Wire Gauge Calculator - Free Online AWG & mm² Wire Size Calculator

Calculate the correct wire gauge (AWG/mm²) for your electrical project based on current, length, and voltage drop. Essential tool for electrical safety.

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⚡ Electronics 🏗️ Construction ⚙️ Engineering

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Gear Ratio Calculator - Free Online Gear Train Analysis Tool

Calculate gear ratios, speed ratios, torque multiplication, and mechanical advantage. Design gear trains with multiple stages.

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⚙️ Engineering

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Beam Deflection Calculator - Free Online Structural Analysis Tool

Calculate beam deflection, slope, and bending stress for various support conditions and loading types.

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⚙️ Engineering

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Bolt Torque Calculator - Free Online Fastener Torque Tool

Calculate proper torque values for bolts based on size, grade, and lubrication. Essential for mechanical assembly and maintenance.

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⚙️ Engineering

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Shaft Critical Speed Calculator - Free Online Rotor Dynamics Tool

Calculate critical speeds for rotating shafts to avoid resonance. Essential for turbomachinery and rotating equipment design.

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⚙️ Engineering

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Bearing Life Calculator - Free Online L10 Life Estimation Tool

Calculate bearing life (L10) based on load, speed, and bearing type. Essential for reliability and maintenance planning.

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⚙️ Engineering

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Belt Length Calculator - Free Online V-Belt & Timing Belt Tool

Calculate belt length for two-pulley systems. Find center distance and belt tension for V-belts and timing belts.

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⚙️ Engineering

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Spring Design Calculator - Free Online Helical Spring Tool

Design compression and extension springs. Calculate spring rate, stress, and dimensions for helical springs.

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⚙️ Engineering

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Moment of Inertia Calculator - Free Online Cross-Section Tool

Calculate moment of inertia, section modulus, and radius of gyration for various cross-sections.

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⚙️ Engineering