20.3 cm SK C/34 naval gun

20.3 cm SK C/34 naval gun Prinz Eugen Kiel rear guns.jpg 300 Aft turrets of Prinz Eugen, Kiel, 1941 Germany Naval gunCoastal defence YES YES 1939 – 1945Whitley 1995 p.57 Kriegsmarine Second World War 20.7 tonnesCampbell 1985 pp.235–237 12.15 m ft on(60 calibres) 122 kg lb 3 20.3 cm in on 1 4 – 5 rounds per minute 925 m/s ft/s on 33.5 km mi on -10° to +37° The 20.3 cm SK C/34SK – Schnelladekanone (quick loading cannon); C – Construktionsjahr (year of design) was the main battery gun used on the German Admiral Hipper-class heavy cruisers. Description These built-up guns consisted of a rifled tube encased within an inner and outer jacket with a horizontal sliding breech block. The breech was sealed with an 18 kg (40 lb) brass case containing 30 kg (66 lb) of smokeless powder with a 160 gram (5.6 oz) gunpowder igniter. A cloth bag containing an additional 21 kg (40 lb) of smokeless powder and 380 grams (13 oz) of gunpowder was loaded between the projectile and the brass case. Each gun could fire approximately five rounds per minute. Useful life expectancy was 510 effective full charges (EFC) per barrel. Naval service German cruiser Admiral Hipper 2, German cruiser Blücher 2, and German cruiser Prinz Eugen 2 each mounted eight of these guns in 248-tonne Drh LC/34 twin turrets with a maximum elevation of 37 degrees. Coast defence guns The four turrets intended for the incomplete cruiser German cruiser Seydlitz 2 were installed as coastal artillery in France. The turrets A (Anton) and D (Dora) at Battery Karola on the Ile de Re (4./Marine Artillerie Abteilung 282). And the turrets B (Bruno) and C (Cäsar) at Battery Seydlitz on the Ile de Croix (5./Marine Artillerie Abteilung 264). Railway guns Eight barrels from the incomplete cruiser were given to the army and followed rebuild to 20.3 cm K (E) railway guns. Shell trajectory RangeElevationTime of flightDescentImpact velocity5 km mi on1° 546 sec2° 6744 m/s ft/s on10 km mi on4° 2414 sec6° 6587 m/s ft/s on15 km mi on8° 623 sec12° 48463 m/s ft/s on20 km mi on13° 1836 sec23° 36382 m/s ft/s on25 km mi on20° 1851 sec36° 48353 m/s ft/s on30 km mi on29° 669 sec48° 48363 m/s ft/s on See also Weapons of comparable role, performance and era 203mm/50 Modèle 1924 gun French equivalent 203 mm /53 Italian naval gun Italian equivalent 20 cm/50 3rd Year Type naval gun Japanese equivalent BL 8 inch Mk VIII naval gun UK equivalent 8"/55 caliber gun US equivalent Footnotes Notes Note Citations 25em References Naval Weapons of World War Two Campbell, John Naval Institute Press 1985 0-87021-459-4 Cruisers of World War Two Whitley, M.J. Brockhampton Press 1995 1-86019-874-0 External links Tony DiGiulian, German 20.3 cm/60 (8") SK C/34 Category:Naval guns of Germany Category:203 mm artillery Category:World War II naval weapons Category:Coastal artillery Category:Military equipment introduced in the 1930s