FLUIDS
Permeability
Intrinsic permeability of porous media.
Try a decimal, 1e-9, 1/3, or 5 1/2.
Result1000 mD1 D = 1000 mD
EVERYDAY · ENGINEERING · SCIENCE
D to mD Converter
Convert darcy (D) to millidarcy (mD). Enter a value for an instant result, or use the examples and reverse conversion below.
520units ready to convert
HOW IT IS CALCULATED
Convert through square metre
Enter a darcy value to calculate millidarcy with full internal precision before display rounding.
Display PrecisionAuto · 6 significant digits
Auto trims unnecessary zeroes and uses scientific notation for extreme magnitudes. Use Digits to set the display precision; calculations retain full precision.
QUICK REFERENCE
All units in this quantity
| Unit | Symbol | Converted value |
|---|---|---|
| square metrefrom D | m² | 9.86923e-13 |
| square micrometrefrom D | µm² | 0.986923 |
| darcyfrom D | D | 1 |
| millidarcyfrom D | mD | 1000 |
| microdarcyfrom D | µD | 1000000 |
SI symbols follow international notation. U.S. and Imperial measures are labelled separately where their values differ.
D to mD Conversion Reference
Darcy (D) and millidarcy (mD) are units of permeability. Use this page to convert in either direction.
Conversion Examples
| Darcy (D) | Millidarcy (mD) |
|---|---|
| 1 D | 1000 mD |
| 5 D | 5000 mD |
| 10 D | 10000 mD |
| 100 D | 100000 mD |
Examples are rounded to 6 significant digits. The interactive converter retains full calculation precision; change Display Precision to see more digits.