Relined French 164mm/45
Caliber = 16.4 cm (6.5 inch)
Shell weight = 52 kg (115 lbs)
Muzzle velocity = 884 m/s (2900 fps)
Relative ballistic performance: 0.88
Muzzle energy = 20.322 megajoules = 7488.6 foot-tons
Relative muzzle energy: 0.87
Barrel length: 45 calibers
Elevation Range
Time Velocity Fall Angle
2.5 deg 5000 meters
7.2 sec 559 m/s 3.4 deg
5.0 deg
8000 meters 13.5 sec 428 m/s 8.1 deg
7.5 deg 10200 meters 19.0 sec 361 m/s
13.4 deg
10.0 deg 11800 meters 24.1
sec 321 m/s 19.1 deg
12.5 deg
13200 meters 28.9 sec 297 m/s 24.8 deg
15.0 deg 14400 meters 33.5 sec 283 m/s
30.4 deg
20.0 deg 16200 meters 42.0
sec 271 m/s 40.4 deg
25.0 deg
17700 meters 49.9 sec 273 m/s 48.4 deg
30.0 deg 18800 meters 57.4 sec 279 m/s
54.9 deg
35.0 deg 19500 meters 64.5
sec 288 m/s 60.0 deg
40.0 deg
19900 meters 71.3 sec 298 m/s 64.1 deg
45.0 deg 20000 meters 77.7 sec 308 m/s
67.5 deg
50.0 deg 19700 meters 83.8
sec 317 m/s 70.5 deg
Armor Penetration - Vertical Belt Armor
(Relative armor quality, 0.90)
Maximum penetration: 35.04 cm
Elevation Range
Belt Deck
1.2 deg 2700 meters
25 cm
2.2 deg 4600 meters
20 cm
4.0 deg 7000 meters
15 cm
7.8 deg 10400 meters
10 cm
8.1 deg 10600 meters
... 2 cm
19.7 deg
16100 meters ... 4 cm
20.3 deg 16300 meters 5 cm
31.6 deg 19000 meters ...
6 cm
47.6 deg 19900 meters
... 8 cm
Maximum range = 20000 meters at 43.4 deg elevation