mil/in\text{mil/in}

mil per inch

Strainexact by definition

One mil — a thousandth of an inch — per inch of length. Numerically identical to mm/m at 0.001 strain, and the customary form in North American materials testing.

1 mil/in\text{mil/in} 0.001 m/m\text{m/m}

One mil per inch in every strain unit

0.001meter per meter (m/m)
0.001inch per inch (in/in)
1,000microstrain (µm/m)
1millimeter per meter (mm/m)
1mil per inch (mil/in)this unit
0.1percent strain (%)