Škoda guns built at the Pilsen works. Used as secondary weapons of Austria-Hungary's battleships.

The battleship Tegetthoff was ceded after World War I to Italy, where she was scrapped and her guns then used as coastal artillery.

Actual bore diameter was 14.91 cm (5.87").

Gun Characteristics

Designation 15 cm/50 (5.9") K10 Škoda
Ship Class Used On Austria-Hungary: Viribus Unitis class
Italy: Coastal Artillery
Date Of Design 1910
Date In Service 1912
Gun Weight N/A
Gun Length oa 295 in (7.500 m)
Bore Length N/A
Rifling Length N/A
Grooves N/A
Lands N/A
Twist N/A
Chamber Volume N/A
Rate Of Fire 6 rounds per minute


Type Separate
Projectile Types and Weights HE: 100 lbs. (45.5 kg)
AP: 100 lbs. (45.5 kg)
Bursting Charge N/A
Projectile Length N/A
Propellant Charge 37 lbs. (16.85 kg)
Muzzle Velocity 2,887 fps (880 mps)
Working Pressure 17.4 tons/in2 (2,745 kg/cm2)
Approximate Barrel Life N/A
Ammunition stowage per gun N/A


Range with 100 lbs. (45.5 kg) Shell
Elevation Distance
15 degrees about 16,400 yards (15,000 m)

Armor Penetration

Armor Penetration with 100 lbs. (45.5 kg) AP Shell
Range KC Side Armor Striking Velocity
1,100 yards (1,000 m) 5.7"(145 mm) N/A

This data is from "A Szent István Csatahajó" (The battleship Szent István).

Mount/Turret Data

Designation Single casemate Mounts: Viribus Unitis (12) 1
Weight N/A
Elevation -6 / +15 degrees
Elevation Rate Manual operation, only
Train about +60 / -60 degrees
Train Rate Manual operation, only
Gun recoil N/A
  • ^The casemate mounts on these battleships were poorly designed, as they lacked ventilation. If smoke penetrated into them, the guncrews could not function.

Additional Pictures


"Naval Weapons of World War Two" by John Campbell
"The Viribus Unitis Class" article in "Warship Volume II" and "A's and A's" comments in "Warship Volume III" both by Friedrich Prasky
"A Szent István Csatahajó" (The battleship Szent István) by Balogh Tamás and Csepregi Oszkár
Special help from Daniel Papp
Tony DiGiulian's personal data files

Page History

26 September 2007 - Benchmark
05 September 2010 - Added pictures of Batterie Madonna gun
16 April 2021 - Updated to HTML 5 format