Convert Milligrays per second to Kilorads per hour

Convert Milligrays per second (mGy/s) to Kilorads per hour (krad/h) instantly and accurately.

Milligrays per second (mGy/s)
Kilorads per hour (krad/h)

Conversion Formula

krad/h = mGy/s × 0.36

About Milligrays per second

The milligray per second (mGy/s) equals 1e-3 Gy/s. Used in high-dose-rate applications: medical linac output in IMRT mode is 1-5 mGy/s at isocentre; electron beam processing conveyors deliver 1-10 mGy/s; real-time diode dosimeters in linac vaults measure instantaneous dose rate in mGy/s during beam-on periods. 1 mGy/s = 0.1 rad/s = 3.6 Gy/h.

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.

Quick Reference Table

Milligrays per second (mGy/s)Kilorads per hour (krad/h)
1 mGy/s0.36 krad/h
2 mGy/s0.72 krad/h
5 mGy/s1.8 krad/h
10 mGy/s3.6 krad/h
25 mGy/s9 krad/h
50 mGy/s18 krad/h
100 mGy/s36 krad/h

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