Convert Kilorads per hour to Millirads per hour

Convert Kilorads per hour (krad/h) to Millirads per hour (mrad/h) instantly and accurately.

Kilorads per hour (krad/h)
Millirads per hour (mrad/h)

Conversion Formula

mrad/h = krad/h × 1000000

About Kilorads per hour

The kilorad per hour (krad/h) equals 10 Gy/h ≈ 2.78×10⁻³ Gy/s. Used in total ionising dose (TID) testing of electronics for space and military: satellite components are irradiated at krad(Si)/h to simulate accumulated space radiation; MIL-STD-883 and ESCC 22900 specify test dose rates in krad/h. 1 krad/h = 10 Gy/h.

About Millirads per hour

The millirad per hour (mrad/h) equals 1e-5 Gy/h = 10 µGy/h. Legacy US radiation protection unit used by area monitors and Geiger counters calibrated before SI adoption; EPA environmental surveillance stations report in mrad/h alongside µGy/h; NRC licence boundary dose-rate surveys often cite mrad/h. 1 mrad/h = 1e-5 Gy/h = 10 µGy/h.

Quick Reference Table

Kilorads per hour (krad/h)Millirads per hour (mrad/h)
1 krad/h1000000 mrad/h
2 krad/h2000000 mrad/h
5 krad/h5000000 mrad/h
10 krad/h10000000 mrad/h
25 krad/h25000000 mrad/h
50 krad/h50000000 mrad/h
100 krad/h100000000 mrad/h

→ Full Dose Rate Converter