Convert Kilorad to Centigray
Convert kilorads to centigrays by entering a value below.
How to Convert Kilorads to Centigrays
The kilorad and centigray are both units of radiation dose. By definition, 1 kilorad equals exactly 1000 centigrays. This means to convert kilorads to centigrays, you multiply by 1000.
Formula
Step-by-Step Example
Convert 5 krad to centigrays:
We need to convert kilorads to centigrays
Since 1 krad = 1000 cGy, multiply by 1000
5 × 1000 = 5000
5 krad = 5000 cGy
Kilorad to Centigray Conversion Table
Quick reference table for common kilorad to centigray conversions. Click any value for detailed calculation.
| Kilorads (krad) | Centigrays (cGy) |
|---|---|
| 0.1 krad | 100 cGy |
| 0.5 krad | 500 cGy |
| 1 krad | 1000 cGy |
| 2 krad | 2000 cGy |
| 5 krad | 5000 cGy |
| 10 krad | 10000 cGy |
| 25 krad | 25000 cGy |
| 50 krad | 50000 cGy |
| 100 krad | 100000 cGy |
About These Units
Kilorad (krad)
A kilorad (krad) equals 1,000 rads or 10 grays. Used in electronics radiation hardening: commercial chips fail at 1-10 krad, radiation-hardened: 100+ krad, space-grade: 300+ krad total ionizing dose (TID) tolerance.
Centigray (cGy)
A centigray (cGy) equals 0.01 gray and exactly equals 1 rad. Standard unit in radiation oncology. Typical fraction: 180-200 cGy/day. Total treatment: 4,000-8,000 cGy. Prostate: 7,000-8,000 cGy. Breast: 5,000-6,000 cGy.
Frequently Asked Questions
How do I convert kilorads to centigrays?
To convert kilorads to centigrays, multiply the value by 1000. For example, 10 krad = 10000 cGy.
How many centigrays are in 1 kilorad?
1 kilorad equals 1000 centigrays.
What is the formula for kilorads to centigrays?
The formula is: cGy = krad × 1000.