Škoda 24 cm L/40 K97

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Škoda 24 cm L/40 K97
TypeNaval gun
Place of originGerman Empire
Service history
In service1904-1918
Used byAustria-Hungary
WarsWorld War I
Production history
DesignerKrupp
Designed1897
ManufacturerŠkoda
Produced1904
VariantsŠkoda 24 cm L/40 K/01
Specifications
MassK97: 28.3 t (31.2 short tons)
K/01: 28.6 t (31.5 short tons)
Length9.6 m (31 ft 6 in)
Barrel length8.8 m (28 ft 10 in)

ShellSeparate loading cased charges and projectiles
Shell weight229 kg (505 lb)
Caliber24 cm (9.4 in) 40 caliber
BreechHorizontal sliding-wedge
RecoilHydro-pneumatic
Elevation-4° to +20°
Traverse-130° to +130°
Rate of fireK97: 2 rpm
K/01: 2.5 rpm
Muzzle velocityK97: 705 m/s (2,310 ft/s)
K/01: 725 m/s (2,380 ft/s)
Maximum firing range12 km (7.5 mi) at +16.25°[1]

The Škoda 24 cm L/40 K97 was an Austro-Hungarian naval gun developed in the years before World War I that armed a class of pre-dreadnought battleships and armored cruisers of the Austro-Hungarian Navy. The actual bore diameter was 23.8 cm (9.4 in), but the classification system for artillery rounded up to the next highest centimeter.

History[]

The origins of the Škoda 24 cm L/40 K97 lay in an earlier gun designed and built by the Krupp company in Germany. In 1894 Krupp designed the 24 cm SK L/40 and started production in 1898 for the Imperial German Navy's pre-dreadnought battleships and armored cruisers. Krupp produced a variant of the 24 cm SK L/40 for the Austro-Hungarian Navy called the 24 cm L/40 K94 which armed their armored cruiser SMS Kaiser Karl VI, the pre-dreadnought Habsburg-class battleships and the Monarch-class coastal defense ships. In 1897 Škoda bought a production license from Krupp and began production in 1904 at the Pilsen works of the Škoda 24 cm L/40 K97 and later the Škoda designed 24 cm L/40 K/01.[2] Both Germany and Austria-Hungary developed their own ammunition with differing weights and lengths, however their ballistic performance was similar.

Construction[]

The 24 cm SK L/40 was the first large caliber German naval gun to use a Krupp horizontal sliding-wedge breech block and separate loading metallic cased propellant charges and projectiles.[2] Unlike other large naval guns of the time which used separate loading bagged charges and projectiles, this gun used charges inside of a brass cartridge case to provide obturation. It is believed that the K94 and the K97 were both constructed of A tube, three layers of reinforcing hoops and a jacket.[3]

Naval artillery[]

The Škoda 24 cm L/40 K97 was the primary armament of the Erzherzog Karl-class of pre-dreadnought battleships of the Austro-Hungarian Navy. The Krupp built K94 guns of the unique armored cruiser SMS Kaiser Karl VI were later replaced with Škoda built K97 guns during a refit in 1916. While the Škoda designed 24 cm L/40 K/01 armed the unique armored cruiser SMS Sankt Georg.[2]

Ship details:
  • Erzherzog Karl-class - The three ships of this class had a primary armament of four guns, which were mounted in two twin gun turrets, one fore and one aft of the central superstructure.[4]
  • SMS Kaiser Karl VI - This ship had a primary armament of two K94 guns later replaced with K97 guns, which were mounted in two single gun turrets, one fore and one aft of the central superstructure.[5]
  • SMS Sankt Georg - This ship had a primary armament of two Škoda designed 24 cm L/40 K/01 guns, which were mounted in two single gun turrets, one fore and one aft of the central superstructure.[6]

Bibliography[]

  • Friedman, Norman (2011). Naval Weapons of World War One. Barnsley, South Yorkshire, UK: Seaforth. ISBN 978-1-84832-100-7.

References[]

  1. ^ DiGiulian, Tony. "Austria-Hungary 24 cm/40 (9.4") K94 and K97 - NavWeaps". www.navweaps.com. Retrieved 2017-03-21.
  2. ^ a b c Friedman, Norman (2011-01-01). Naval weapons of World War One. Seaforth. ISBN 9781848321007. OCLC 786178793.
  3. ^ DiGiulian, Tony. "Germany 24 cm/40 (9.4") SK L/40 - NavWeaps". www.navweaps.com. Retrieved 2017-03-21.
  4. ^ "ERZHERZOG KARL battleships (1906-1907) - K-u-K Marine (Austro-Hungarian Navy) (Austria-Hungary)". www.navypedia.org. Retrieved 2017-03-21.
  5. ^ "KAISER KARL IV armoured cruiser (1900) - K-u-K Marine (Austro-Hungarian Navy) (Austria-Hungary)". www.navypedia.org. Retrieved 2017-03-20.
  6. ^ "SANKT GEORG armoured cruiser (1905) - K-u-K Marine (Austro-Hungarian Navy) (Austria-Hungary)". www.navypedia.org. Retrieved 2017-03-21.

External links[]

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