Ltimas Calculator with knxops

Hertzian Contact Stress Calculator

2025-06-28


Inputs:
Sphere diameter D1: mm
Groove diameter D2: mm
Elastic modulus E1: MPa
Elastic modulus E2: MPa
Poisson's ration v1 (0 to 0.5):
Poisson's ration v2 (0 to 0.5):
Applied force F: N
Contact length L: L
Outputs:
Effective Radius: mm
Effective Modulus: MPa
Contact half-width: mm
Maximum contact pressure: MPa
Contact deflection: mm
Contact stiffness: N/mm
Tensile surface stress - Body 1: MPa
Tensile surface stress - Body 2: MPa
Estimated max shear stress: MPa

Design credit knxops.com in cooperation with Ltimas and co.
Copyright © 2025 by Gregory Altimas aka Greg Altimas