Caliber
Pounds as a measure of cannon bore
Columns: gun class (pdr.) | shot diameter (cm) | shot volume (cm 3 ) | approx. service bore (cm) | mass of projectile (kg)
2 | 6.04 | 172.76 | 6.64 | 0.90846 | 3 | 6.91 | 172.76 | 7.6 | 1.36028 | 4 | 7.6 | 230.3 | 8.37 | 1.81339 | 6 | 8.71 | 345.39 | 9.58 | 2.71957 | 9 | 10 | 518.28 | 11 | 4.08091 | 12 | 10.97 | 691.22 | 12.07 | 5.44269 | 18 | 12.56 | 1036.96 | 13.81 | 8.16499 | 24 | 13.82 | 1382.65 | 15.2 | 10.88696 | 32 | 15.21 | 1843.5 | 16.73 | 14.51572 | 64 | 19.17 | 3686.9 | 21.08 | 29.03063