Petropavlovsk class battleship

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Poltava
Russian battleship Poltava, later the Japanese battleship Tango
Class overview
Operators:
Preceded by: Imperator Aleksandr II class battleship
Succeeded by: Tri Sviatitelia
Built: 1892–1897
In commission: 1897–1923
Completed: 3
Lost: 3
General characteristics
Type: Pre-dreadnought battleship
Displacement: 11,354 long tons (11,536 t)
Length: 112.5 m (369 ft)
Beam: 21.3 m (69 ft 11 in)
Draught: 8.6 m (28 ft)
Propulsion:
Speed: 16.8 knots (19.3 mph; 31.1 km/h)
Range: 3,790 nmi (7,020 km)
Complement: 662
Armament:
  • 4 × 305 mm (12 in) guns (2×2)
  • 12 × 152 mm (6 in) guns (4×2, 4×1)
  • 10 × 47 mm (1.9 in) guns
  • 28 × 37 mm (1.5 in) guns
  • 6 × torpedo tubes
Armour:
  • Harvey armour
  • Belt: 8–12 in (200–300 mm)
  • Turrets: 10 in (250 mm)
  • Secondary turrets: 5 in (130 mm)
  • Conning tower: 9 in (230 mm)
  • Deck: unknown

The Petropavlovsk-class were pre-dreadnought battleships built for the Imperial Russian Navy. All three ships fought and were lost in the Russo-Japanese war. Two ships were destroyed and one was captured by the Japanese.

Contents

[edit] Construction

In a response to a build up of the Imperial German Navy, the Russian navy initiated a program to expand its Baltic Fleet in 1890. The program included a plan to build 10 battleships, 3 armored cruisers, 3 gunboats and 50 torpedo boats. The battleship Sissoi Veliky was the first of the ships to be constructed. It was later decided to build a class of 3 ships.[1]

[edit] Design

The first design for the Petropavlovsk class was approved in January 1891. She was to be an improved version of the battleship Imperator Nikolai I, but with most of her armament in barbettes, including four 12-inch (305 mm) guns. The class was designed with a displacement of 10,960 long tons (11,136 t) at full load.[2] She had a full waterline belt, and the upper hull featured a tumblehome. Imperator Nikolai I was chosen as a starting point for the design because of her good seakeeping and seaworthiness. Some characteristics were also copied from the French battleship Brennus and the American Indiana-class battleships, such as the flush-deck hull and Brennus' high freeboard.[3]

Following a redesign of the class, the class ceased to resemble Imperator Nikolai I. The armor plating was changed before construction, and plans for the armament were modified while the ship was being built. The barbettes were replaced with turrets, including wing turrets for some of the secondary 6-inch (152 mm) guns modeled after those on Brennus, with electric hoists.[4] The propulsion was based on the machinery on Georgii Pobedonosets.[2] They had Harvey nickel-steel armor imported from the United States.[5]

Petropavlovsk, under construction, 1896

[edit] Characteristics

The class displaced 11,854 long tons (12,044 t) and was 369 feet (112.5 m) long overall. They had a beam of 70 feet (21.3 m) and a mean draft of 25 feet 6 inches (7.8 m). They was powered by 16 cylindrical coal-burning boilers, and could carry 1,310 long tons (1,330 t) of coal.[6] This gave them a range of 4,000 nautical miles (7,400 km; 4,600 mi) at a cruising speed of 10 knots (19 km/h; 12 mph).[7] They had a crew of 632.[7]

[edit] Ships

The wreck of the Poltava at Port Arthur

[edit] See also

Media related to Poltava class battleship at Wikimedia Commons

[edit] References

Citations

  1. ^ Suliga.
  2. ^ a b McLaughlin, p. 85.
  3. ^ Forczyk, pp. 15–16.
  4. ^ Watts, p. 43.
  5. ^ Forczyk, p. 16.
  6. ^ Hore, p. 116.
  7. ^ a b Watts, p. 44.
  8. ^ Pleshakov, p. 34.

Sources

  • Forczyk, Robert (2009). Russian Battleship vs Japanese Battleship, Yellow Sea 1904–05. London: Osprey. ISBN 978-1-84603-330-8. 
  • Hore, Peter (2006). Battleships. London: Lorena Books. ISBN 978-0-7548-1407-8. 
  • McLaughlin, Stephen (2003). Russian & Soviet Battleships. Annapolis, Maryland: Naval Institute Press. ISBN 978-1-55750-481-4. 
  • Pleshakov, Constantine (2002). The Tsar's Last Armada, The Epic Voyage to the Battle Of Tsushima. ISBN 978-0-465-05792-4. 
  • Suliga, S. (1993). "Battleships of Poltava type". Technika Molodezhi: 32. 
  • Watts, Anthony (1990). The Imperial Russian Navy. London: Arms and Armour Press. ISBN 978-0-85368-912-6. 

[edit] External links

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