PROCESS ASSOCIATES
CORROSION RATE
PROCESSASSOCIATES.COM
PROCESSASSOCIATES.COM
Water in Oil Monitor

Corrosion Rate Conversion Factors

Corrosion Rate Conversion Factors

Simple chart to convert data between the most common corrosion units e.g  corrosion current (mA cm-2) , mass loss (g m-2 day-1) and penetration rates (mm y-1  and  mpy) for metals

mA cm-2 mm year-1 mpy g m-2 day-1
mA cm-2 1 3.28 M/nd 129 M/nd 8.95 M/n
mm year-1 0.306 nd/M 1 39.4 2.74 d
mpy 0.00777 nd/M 0.0254 1 0.0694 d
g m-2 day-1 0.112 n/M 0.365 /d 14.4 /d 1