Carat per Cubic inch (ct/in3) expresses mass in carat per unit volume in cubic inch, found by dividing a mass value by a volume value.
Carat per Cubic inch to Stone per Gallon
Convert carat per cubic inch (ct/in3) to stone per gallon (st/gal) instantly with formula, conversion table, and FAQ.
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Convert carat per cubic inch (ct/in3) 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/in3 × 0.007275
Results update instantly for Carat per Cubic inch to Stone per Gallon conversions.
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Formula
st/gal = ct/in3 × 0.007275
ct/in3 = st/gal × 137.452233
Conversion table
| 1 ct/in3 | 0.007275 st/gal |
| 5 ct/in3 | 0.036376 st/gal |
| 10 ct/in3 | 0.072753 st/gal |
| 20 ct/in3 | 0.145505 st/gal |
| 50 ct/in3 | 0.363763 st/gal |
| 100 ct/in3 | 0.727525 st/gal |
| 500 ct/in3 | 3.637627 st/gal |
| 1000 ct/in3 | 7.275255 st/gal |
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How the formula works
Both carat per cubic inch 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 cubic inch by 0.007275 to get stone per gallon. To reverse the conversion, multiply a stone per gallon value by 137.452233 to get back to carat per cubic inch.
Frequently asked questions
What is Carat per Cubic inch (ct/in3)?
Carat per Cubic inch (ct/in3) expresses mass in carat per unit volume in cubic inch, 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 cubic inch to stone per gallon?
Multiply the carat per cubic inch value by 0.007275 to get the equivalent in stone per gallon. For example, 5 ct/in3 × 0.007275 = 0.036376 st/gal.
Is this conversion exact?
Yes. Both units are defined using fixed metric and imperial conversion constants, so the factor 0.007275 is an exact, non-rounded value.
Can I convert stone per gallon back to carat per cubic inch?
Yes. Divide the stone per gallon value by 0.007275, or multiply it by 137.452233, to get carat per cubic inch.
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About converting carat per cubic inch to stone per gallon
Carat per Cubic inch (ct/in3) expresses mass in carat per unit volume in cubic inch, 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 cubic inch 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.