Engineering calculators
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drivetrain
Spur Gear Design Calculator
Design and validate spur gears: involute geometry, contact ratio, bending and contact stress per ISO 6336, matched model kits.
Standards: ISO 6336-1:2006 · ISO 6336-2:2006 · ISO 6336-3:2006 · ISO 53:1998 · ISO 54:1996
stress
Beam Deflection Calculator
Simply supported beam with a central point load: deflection, bending stress and safety factor per Euler–Bernoulli beam theory.
Standards: EN 1993-1-1 (advisory) · Roark’s Formulas for Stress and Strain, Table 1