There is a number of online tribology, contact mechanics and lubrication related calculators available on tibonet and they are listed in this table. If you would like to add a calculator, please contact us.

EHL film thickness calculator for a line contact. Calculates the central and minimum film thicknesses as a function of entraining speed and plots on a graphCentral Film Thickness Calculator – Line Contact
EHL film thickness calculator for an elliptical (point contact). Calculates the central and minimum film thicknesses as a function of entraining speed and plots on a graphEHL Film Thickness Calculator - Elliptical (Point) Contact
A simple Hertz contact calculator for elliptical and circular contacts. Matlab version is also available.Hertz Pressure Calculator – Line Contact
Calculate Hertzian Subsurface Stresses in Contact of Two CylindersHertzian Subsurface Stress Calculator - Line Contact
This is a simple Hertz contact calculator for elliptical and circular contacts. A corresponding Matlab file can also be downloaded.Hertz Pressure Calculator - Elliptical and Point Contacts
Calculate pressure and indent in contact of an elliptical flat punch and a flatIndentation by an elliptical flat punch
Calculate Vickers Hardness from the known load and indent diameterHardness Calculation – Vickers Indenter
Calculate Brinell Hardness NumberHardness Calculation – Brinell Indenter
Calculate Knoop Hardness NumberHardness Calculation – Knoop Hardness Number
Calcuate Adhesion and Pull-Off ForcesAdhesion and Pull-Off Forces Calculator
Calculate Pressure in Contact with Sinusoidal Surface, 1DOnline Calculator – Indentation of Elastic Body by Sinusoidal Surface
Calculate Pressure and Displacement for Rigid Cylindrical Indenter - Flat ContactRigid Flat Punch Calculator
Indentation of elastic half-space by a conical indenterCalculate pressure and displacement in a contact of a cone and elastic flat
Indentation of elastic half-space by a truncated conical indenterCalculate pressure and displacement in a contact of a truncated cone and elastic flat

  •  
  •  
  •  
  •