Английская Википедия:20.3 cm SK C/34 naval gun

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Шаблон:Infobox weapon

The 20.3 cm SK C/34[Note 1] 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.[1]

Naval service

Шаблон:Ship, Шаблон:Ship, and Шаблон:Ship each mounted eight of these guns in 248-tonne Drh LC/34 twin turrets with a maximum elevation of 37 degrees.[1]

Coast defence guns

The four turrets intended for the incomplete cruiser Шаблон:Ship 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

Range[1] Elevation Time of flight Descent Impact velocity
5 km (3 miles) 1° 54Шаблон:Prime 6 sec 2° 6Шаблон:Prime 744 m/s (2440 ft/s)
10 km (6 miles) 4° 24Шаблон:Prime 14 sec 6° 6Шаблон:Prime 587 m/s (1930 ft/s)
15 km (9 miles) 8° 6Шаблон:Prime 23 sec 12° 48Шаблон:Prime 463 m/s (1520 ft/s)
20 km (12 miles) 13° 18Шаблон:Prime 36 sec 23° 36Шаблон:Prime 382 m/s (1250 ft/s)
25 km (15 miles) 20° 18Шаблон:Prime 51 sec 36° 48Шаблон:Prime 353 m/s (1160 ft/s)
30 km (18 miles) 29° 6Шаблон:Prime 69 sec 48° 48Шаблон:Prime 363 m/s (1190 ft/s)

See also

Weapons of comparable role, performance and era

Footnotes

Notes

Шаблон:Reflist

Citations

Шаблон:Reflist

References

External links

Шаблон:Commons category


Шаблон:WWIIGermanGuns


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