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Civil War Heavy Artillery


Gun Model Metal Bore Weight Projectile Charge Elevation Range
8" siege mortar 1841 Iron 8" 930 lbs. shell 1 lb. 45 deg. 1200
10" siege mortar 1861 Iron 10" 1000 lbs. shell 4 lbs. 45 deg. 2100
13" seacoast mortar 1861 Iron 13" 17120 lbs. shell 11 lbs. 45 deg. 4200
24 pdr. Coehorn mortar n/a Bronze 5.82" 164 lbs. shell 0.5 lbs. 45 deg. 1200
24 pdr. siege howitzer 1844 Iron 5.82" 1476 lbs. shell 2 lbs. 5 deg. 1322
8" siege howitzer 1841 Iron 8" 2614 lbs. shell 4 lbs. 12-30' 2280
8" seacoast howitzer 1841 Iron 8" 5740 lbs. shell 8 lbs. 5 deg. 1800
10" seacoast howitzer 1841 Iron 10" 9500 lbs. shell 12 lbs. 5 deg. 1650
8" columbiad 1861 Iron 8" 9240 lbs. shell/shot 15 lbs. 27-30' 4468/4812
15" columbiad 1861 Iron 15" 50000 lbs. shell 30 lbs. 40 deg. 5018
20" columbiad 1864 Iron 20" 115000 lbs. shot 200 lbs. 25 deg. 8000
100 pdr. parrott 1861 Iron 6.4" 9700 lbs. shell 10 lbs. 25 deg. 6820
200 pdr. parrott 1861 Iron 8" 16500 lbs. shell 16 lbs. 35 deg. 8000
300 pdr. parrott 1862 Iron 10" 26500 lbs. shell 26 lbs. 13-30' 9000
11" smoothbore Dahlgren 1850s Iron 11" 15700 lbs. shell 15 lbs. 15 deg. 3400
70 pdr. Whitworth muzzle loader 1850s Steel 5" 8580 lbs. bolt 13 lbs. 10 deg. 4000
Source: Martin, David G., "Data File 023: Civil War Heavy Artillery", Strategy & Tactics, No. 81, Jul/Aug. 1980


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