Mechanical & Machine Design
Shaft torsional stresses, bolt preloads, tightening torques, and gear ratio calculations.
Available Calculation Solvers
2 SolversShaft Torsion & Angle of Twist Calculator
Design power transmission drive shafts by computing torque from RPM and power, polar second moments of area, peak surface shear stress, and torsional stiffness.
Bolt Preload & Tightening Torque Calculator
Calculate optimal bolt preload and torque wrench settings to prevent joint separation, thread stripping, and cyclic fatigue failure.
Discipline Overview & Mathematical Rigor
The calculations in this Mechanical & Machine Design module are formulated according to fundamental physical conservation laws (conservation of mass, momentum, energy, and mechanical equilibrium). Every formula is programmed in high-precision JavaScript with zero external server latency, accompanied by KaTeX-rendered mathematical derivations and worked engineering examples adhering to international design codes.