Carat per Gallon (ct/gal) expresses mass in carat per unit volume in gallon, found by dividing a mass value by a volume value.
Carat per Gallon to Stone per Gallon
Convert carat per gallon (ct/gal) to stone per gallon (st/gal) instantly with formula, conversion table, and FAQ.
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Convert carat per gallon (ct/gal) to stone per gallon (st/gal) instantly with formula, conversion table, and FAQ.
Context values
Some unit families need one extra value for a physically accurate result.
Stone per Gallon (st/gal) expresses mass in stone per unit volume in gallon, found by dividing a mass value by a volume value.
st/gal = ct/gal × 3.149461e-5
Results update instantly for Carat per Gallon to Stone per Gallon conversions.
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Formula
st/gal = ct/gal × 3.149461e-5
ct/gal = st/gal × 31751.4659
Conversion table
| 1 ct/gal | 3.149461e-5 st/gal |
| 5 ct/gal | 0.000157 st/gal |
| 10 ct/gal | 0.000315 st/gal |
| 20 ct/gal | 0.00063 st/gal |
| 50 ct/gal | 0.001575 st/gal |
| 100 ct/gal | 0.003149 st/gal |
| 500 ct/gal | 0.015747 st/gal |
| 1000 ct/gal | 0.031495 st/gal |
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How the formula works
Both carat per gallon and stone per gallon measure the same physical quantity (mass per unit volume), so converting between them is a single multiplication. Multiply a value in carat per gallon by 3.149461e-5 to get stone per gallon. To reverse the conversion, multiply a stone per gallon value by 31751.4659 to get back to carat per gallon.
Frequently asked questions
What is Carat per Gallon (ct/gal)?
Carat per Gallon (ct/gal) expresses mass in carat per unit volume in gallon, found by dividing a mass value by a volume value.
What is Stone per Gallon (st/gal)?
Stone per Gallon (st/gal) expresses mass in stone per unit volume in gallon, found by dividing a mass value by a volume value.
How do I convert carat per gallon to stone per gallon?
Multiply the carat per gallon value by 3.149461e-5 to get the equivalent in stone per gallon. For example, 5 ct/gal × 3.149461e-5 = 0.000157 st/gal.
Is this conversion exact?
Yes. Both units are defined using fixed metric and imperial conversion constants, so the factor 3.149461e-5 is an exact, non-rounded value.
Can I convert stone per gallon back to carat per gallon?
Yes. Divide the stone per gallon value by 3.149461e-5, or multiply it by 31751.4659, to get carat per gallon.
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About converting carat per gallon to stone per gallon
Carat per Gallon (ct/gal) expresses mass in carat per unit volume in gallon, found by dividing a mass value by a volume value. Stone per Gallon (st/gal) expresses mass in stone per unit volume in gallon, found by dividing a mass value by a volume value.
Use this calculator to move between carat per gallon and stone per gallon accurately for science, engineering, manufacturing, or everyday density calculations. The Universal Converter uses exact unit factors, so results stay consistent across the site.