Half-barrel Kegs to Forties Converter
Convert half-barrel kegs (15.5 gal) (½ bbl keg) to forties (40 fl oz) (forty), with the formula, a conversion table and exact factors.
Change the values and press Calculate to work out your own figures.
Enter an amount of beer, choose its unit and the unit you want. The answer is exact until it is shown, and the same value appears in every other unit.
Show the working
- 1 ½ bbl keg = 49.6 forty
- 1 × 49.6 = 49.6 forty
How to convert half-barrel kegs to forties
1 ½ bbl keg = 49.6 forty, so multiply by 49.6 to go from half-barrel kegs (15.5 gal) to forties (40 fl oz). Going the other way, 1 forty = 0.0201612903226 ½ bbl keg.
forty = ½ bbl keg × 49.6 ½ bbl keg = forty × 0.0201612903226
Worked example:
1 ½ bbl keg = 49.6 forty 5 × 49.6 = 248 forty
Half-barrel Kegs to forties table
| Half-barrel Kegs | Forties |
|---|---|
| 1 ½ bbl keg | 49.6 forty |
| 2 ½ bbl keg | 99.2 forty |
| 3 ½ bbl keg | 148.8 forty |
| 4 ½ bbl keg | 198.4 forty |
| 5 ½ bbl keg | 248 forty |
| 6 ½ bbl keg | 297.6 forty |
| 7 ½ bbl keg | 347.2 forty |
| 8 ½ bbl keg | 396.8 forty |
| 9 ½ bbl keg | 446.4 forty |
| 10 ½ bbl keg | 496 forty |
| 15 ½ bbl keg | 744 forty |
| 20 ½ bbl keg | 992 forty |
| 25 ½ bbl keg | 1,240 forty |
| 30 ½ bbl keg | 1,488 forty |
| 40 ½ bbl keg | 1,984 forty |
| 50 ½ bbl keg | 2,480 forty |
| 75 ½ bbl keg | 3,720 forty |
| 100 ½ bbl keg | 4,960 forty |
| 250 ½ bbl keg | 12,400 forty |
| 500 ½ bbl keg | 24,800 forty |
| 1000 ½ bbl keg | 49,600 forty |
About the units
- Half-barrel Kegs (½ bbl keg)
- Half-barrel kegs (15.5 gal), a US customary unit. Definition: Common US beer package sizes: 12 fl oz can or bottle, 22 fl oz bomber, 40 fl oz 'forty', 64 fl oz growler; kegs as fractions of the 31-gallon barrel.
- Forties (forty)
- Forties (40 fl oz), a US customary unit. Definition: Common US beer package sizes: 12 fl oz can or bottle, 22 fl oz bomber, 40 fl oz 'forty', 64 fl oz growler; kegs as fractions of the 31-gallon barrel.
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