Materials
Hardness difference percent
Calculates percent difference between new and reference hardness; it is not a hardness conversion table.
Related calculators
Simple Brinell hardness
Calculates HB from force in kilogram-force and ball and indentation diameters in millimeters.
Vickers diagonal from hardness
Calculates indentation diagonal from force and HV hardness using the same Vickers relation.
Analog signal percent of range
Calculates signal position relative to a supplied range; values outside the nominal range are not blocked.
Corrosion mass loss percent
Calculates percent mass loss from initial and final mass.
Cylinder compression measurement deviation
Compares two compression measurement results and returns their relative difference; it does not determine the cause of the difference.
Energy savings percent
Simple estimate calculator for percent energy savings relative to baseline energy.