13.4"/L45 Railway Gun
Shell: 544 kg (1,199.24 lbs)
Caliber: 13.4-inch (340 mm)
Carriage: railway truck, 12 or 20 axles
Elevation: 0° - 43°
Traverse: 2.5° L & R
Maximum range: 38,000 yards @ 43°
Notes: 1917-dated railway gun built by Nordmark. Only one gun ("El Destroyer") was acquired.
10"/L54 Railway Gun
Weight: 218 t
Length: 31 m (101.7 ft) travel mode, 32 m (105 ft) firing mode
Barrel length: 54 calibres; 45.0 feet
Shell: 249.5kg (550 lbs)
Caliber: 254 mm (10 in)
Elevation: +50°
Traverse: 2°
Rate of fire: 15 rounds per hour
Muzzle velocity: 1,120 m/s (3,675 ft/s)
Maximum range: 45 km (28 mi)
Notes: Modern railway gun based on 10"/L54 naval cannon (as used aboard cruiser Constitucion). Only three batteries (nine guns) ordered on broad gauge railway carriages.
15cm/L50 Railway Gun
Weight: 76 t
Length: 21 m (68.9 ft)
Barrel length: 50 calibres; 24.6 feet
Shell: 46.71 kg 102.98 lbs)
Caliber: 150 mm (5.91 in)
Elevation: +50°
Traverse: 360°
Rate of fire: 15 rounds per hour
Muzzle velocity: 1,120 m/s (3,675 ft/s)
Maximum range: 22.5 km (13.9 mi)
Notes: Modern railway gun.