French 138mm/50 Model 1932
Caliber = 13.8 cm (5.4 inch)
Shell weight = 43 kg (95 lbs)
Muzzle velocity = 805 m/s (2640 fps)
Relative ballistic performance: 0.95
Muzzle energy = 13.934 megajoules = 5134.5 foot-tons
Relative muzzle energy: 1.00
Barrel length: 50 calibers
Elevation Range
Time Velocity Fall Angle
2.5 deg 4600 meters
6.8 sec 577 m/s 3.2 deg
5.0 deg
7700 meters 12.8 sec 465 m/s 7.2 deg
7.5 deg 10000 meters 18.4 sec 398 m/s
12.0 deg
10.0 deg 11900 meters 23.5
sec 358 m/s 16.9 deg
12.5 deg
13500 meters 28.4 sec 331 m/s 22.1 deg
15.0 deg 14800 meters 33.0 sec 315 m/s
27.1 deg
20.0 deg 17000 meters 41.8
sec 299 m/s 36.6 deg
25.0 deg
18700 meters 49.9 sec 298 m/s 44.5 deg
30.0 deg 20000 meters 57.6 sec 303 m/s
51.0 deg
35.0 deg 20900 meters 64.9
sec 312 m/s 56.4 deg
40.0 deg
21400 meters 71.9 sec 322 m/s 60.8 deg
45.0 deg 21600 meters 78.4 sec 333 m/s
64.5 deg
50.0 deg 21200 meters 84.6
sec 343 m/s 67.8 deg
Armor Penetration - Vertical Belt Armor
(Relative armor quality, 1.00)
Maximum penetration: 28.14 cm
Elevation Range
Belt Deck
1.8 deg 3500 meters
20 cm
3.9 deg 6500 meters
15 cm
8.5 deg 10800 meters
10 cm
9.1 deg 11200 meters
... 2 cm
21.4 deg
17500 meters ... 4 cm
23.5 deg 18200 meters 5 cm
33.5 deg 20600 meters ...
6 cm
48.9 deg 21300 meters
... 8 cm
Maximum range = 21600 meters at 44.0 deg elevation