Corrosion Rate Conversion Chart

Printable corrosion rate conversion tables for the most-used conversions. Values are exact or rounded to 6 significant figures. Free to print and share with the credit line “Scientific Converters (scientificconverters.com)”.

Download PNG chart Open the Corrosion Rate Converter

mil per year to millimetre per year

mil per year to millimetre per year conversion chart
mpy	mm/y
0.1	0.00254
0.5	0.0127
1	0.0254
2	0.0508
3	0.0762
5	0.127
10	0.254
20	0.508
50	1.27
100	2.54

millimetre per year to mil per year

millimetre per year to mil per year conversion chart
mm/y	mpy
0.001	0.0393701
0.01	0.393701
0.025	0.984252
0.05	1.9685
0.1	3.93701
0.13	5.11811
0.25	9.84252
0.5	19.685
1	39.3701
1.27	50
5	196.85

mil per year to micrometre per year

mil per year to micrometre per year conversion chart
mpy	µm/y
0.1	2.54
0.5	12.7
1	25.4
2	50.8
3	76.2
5	127
10	254
20	508
50	1270
100	2540

micrometre per year to mil per year

micrometre per year to mil per year conversion chart
µm/y	mpy
0.1	0.00393701
1	0.0393701
2	0.0787402
5	0.19685
10	0.393701
25	0.984252
50	1.9685
80	3.14961
100	3.93701
200	7.87402

Source: Scientific Converters (scientificconverters.com), data version 2026-10-15. Factors from NIST SP 811 and the BIPM SI Brochure. Licence: CC BY 4.0.