Corrosion Rate Calculator

Calculate corrosion rate from weight loss data, convert between mpy, mm/yr, and estimate remaining life.

Mass lost during exposure.
grams
Total surface area exposed.
cm²
Duration of corrosion exposure.
hours
Steel: 7.85, Aluminum: 2.70, Copper: 8.96 g/cm³.
g/cm³
Original wall thickness for life estimate.
mm

Results

Corrosion Rate-mpy
Corrosion Rate-mm/yr
Estimated Remaining Life-years
Metal Lost per Year-mm
References: NACE SP0775; ASTM G1/G31 — Corrosion Testing