Relined French 240mm/50
Caliber = 24.0 cm (9.4 inch)
Shell weight = 220 kg (485 lbs)
Muzzle velocity = 816 m/s (2677 fps)
Relative ballistic performance: 0.87
Muzzle energy = 73.292 megajoules = 27008.1 foot-tons
Relative muzzle energy: 1.00
Barrel length: 50 calibers
Elevation Range
Time Velocity Fall Angle
2.5 deg 5000 meters
7.0 sec 645 m/s 2.9 deg
5.0 deg
8800 meters 13.5 sec 543 m/s 6.6 deg
7.5 deg 11800 meters 19.5 sec 478 m/s
10.7 deg
10.0 deg 14400 meters 25.2
sec 435 m/s 15.1 deg
12.5 deg
16500 meters 30.6 sec 406 m/s 19.7 deg
15.0 deg 18400 meters 35.8 sec 386 m/s
24.2 deg
20.0 deg 21500 meters 45.7
sec 367 m/s 32.8 deg
25.0 deg
24000 meters 54.9 sec 363 m/s 40.2 deg
30.0 deg 26000 meters 63.8 sec 368 m/s
46.7 deg
35.0 deg 27600 meters 72.2
sec 378 m/s 52.1 deg
40.0 deg
28600 meters 80.2 sec 390 m/s 56.6 deg
45.0 deg 29000 meters 87.7 sec 403 m/s
60.4 deg
50.0 deg 28700 meters 94.8
sec 416 m/s 63.9 deg
Armor Penetration - Vertical Belt Armor
(Relative armor quality, 0.90)
Maximum penetration: 56.31 cm
Elevation Range
Belt Deck
1.7 deg 3500 meters
45 cm
2.7 deg 5500 meters
40 cm
4.0 deg 7400 meters
... 2 cm
4.1 deg
7600 meters 35 cm
6.0 deg
10100 meters 30 cm
7.9 deg
12300 meters ... 4 cm
8.7 deg 13100 meters 25 cm
13.0 deg 16900 meters 20 cm
13.6 deg 17400 meters ...
6 cm
18.8 deg 20800 meters
... 8 cm
20.9 deg
22000 meters 15 cm
23.4 deg
23300 meters ... 10 cm
28.2 deg 25400 meters ...
12 cm
33.2 deg 27100 meters
... 14 cm
37.7 deg
28200 meters 10 cm
38.6 deg
28300 meters ... 16 cm
44.4 deg 29000 meters ...
18 cm
Maximum range = 29000 meters at 45.7 deg elevation