Convert Megarads to Milligrays
Convert Megarads (Mrad) to Milligrays (mGy) instantly and accurately.
Conversion Formula
mGy = Mrad × 10000000
About Megarads
The megarad (Mrad) equals 10⁶ rad = 10⁴ Gy. Used in radiation hardening of electronics and wire/cable insulation: cross-linked polyethylene (XLPE) cable insulation is cured at 5-20 Mrad; some legacy radiation hardness assurance (RHA) test reports for space electronics quote doses in Mrad(Si). 1 Mrad = 10⁴ Gy = 10 kGy.
About Milligrays
The milligray (mGy) equals 10⁻³ Gy and is the standard unit for diagnostic radiology patient doses. CT head scan ~20-60 mGy; abdominal CT ~10-30 mGy; mammography mean glandular dose ~1-3 mGy. IAEA and EU medical exposure directives set diagnostic reference levels in mGy. 1 mGy = 10⁻³ Gy = 0.1 rad.
Quick Reference Table
| Megarads (Mrad) | Milligrays (mGy) |
|---|---|
| 1 Mrad | 10000000 mGy |
| 2 Mrad | 20000000 mGy |
| 5 Mrad | 50000000 mGy |
| 10 Mrad | 100000000 mGy |
| 25 Mrad | 250000000 mGy |
| 50 Mrad | 500000000 mGy |
| 100 Mrad | 1000000000 mGy |