Calculator

Corrosion Rate Calculator

Estimate corrosion rate and remaining life from two thickness measurements taken over time.

Use this calculator to estimate the corrosion rate of an asset from two ultrasonic thickness measurements taken at different times, then estimate remaining life before a minimum allowable thickness is reached.

Inputs

Results

Corrosion rate0.3 mm/year
Metal loss1.5 mm
Estimated remaining life15 years

Important Notes

  • This is an indicative estimate only and assumes a linear corrosion rate.
  • Always confirm remaining life with a qualified inspector and a formal fitness-for-service assessment.

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