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Italy's Naval flag

Italy's Duca D'Aosta class / Condottieri class cruisers

Photos

Emanuele Filiberto Duca D'Aosta in the foreground. In the background Vittorio Veneto, Eugenio De Savoia, and Littorio (left to right) on way to Alexandria after Italian surrender:
Emanuele Filiberto Duca D'Aosta in the foreground. In the background Vittorio Veneto, Eugenio De Savoia, and Littorio (left to right) on way to Alexandria after Italian surrender
Imperial War Museum, A-19486

Design

The Duca D'Aosta class was to provide better stability for the guns and better armor protection.1,2 These were built under the 1931 - 1933 Program.2

These were basically larger Montecuccoli class cruisers.2,3

Aircraft

There was a single Gagnotto catapult to launch the Ro43 floatplanes located between the funnels.1

Engines

The boilers were put into separate spaces.1

Ships

Emanuele Filberto Duca D'Aosta

  • Manufacturer: Odero-Terni-Orlando3, OTO at Livorno1,2
  • January 19323, October 29, 1932: Laid down.1,2
  • 19324, April 22, 1934: Launched.1,2,3,4
  • July 19353, July 13, 1935: Completed.1,2
  • July 1935: Member of 7th Cruiser Division.1
  • November 5, 1938: Sailed from Naples for world cruise with Eugenio Di Savoia.1 Visited Brazil, Argentina, Chile, and the Caribbean before having to abandon cruise and return home.1
  • March 3, 1939: Returned to La Spezia.1
  • Early 1940: Member of 2nd Squadron.1
  • July 6 - 10, 1940: Battle off Punto Stilo.1
  • February 16 - November 28, 1941: Member 8th Division.1
  • April 19 - 24, 1941: Mine laying off Cape Bon.1
  • May - June, 1941: Convoy escort.1
  • June 28, 1941: Mine laying in Sicilian Channel.1
  • July 7, 1941: Mine laying in Sicilian Channel.1
  • November 1941: Convoy escort.1
  • December 13 - 19, 1941: First Battle of Sirte.1
  • January 1942: Covered convoy T18 to Tripoli.1
  • June 1942: Intercepted British Operations Harpoon and Vigorous.1 Went into action against British cruisers and destroyers.1
  • 1943: Torpedo tubes and aircraft equipment removed.1,2 All 13.2 mm machines guns were replaced by 20 mm L/70 twin mounts.1,2
  • October 27, 1943: Central Atlantic with Allied forces doing anti-blockade runner duties with Abruzzi and Garibaldi based in Freetown.1
  • November 19, 1943 - February 15, 1944: Patrols in Central and South Atlantic.1
  • April 3, 1944: Arrived in Italy.1 Used as high speed transport.1

Eugenio Di Savoia

  • Manufacturer: Ansaldo3, Ansaldo at Genoa1,2
  • January 19323, July 6, 1933: Laid down.1,2
  • 19334, March 16, 1935: Launched.1,2,3,4
  • January 19363, January 16, 1936: Completed.1,2
  • 1937 - 1937: Spanish Civil War.1
  • November 5, 1938: Sailed from Naples for world cruise with Emanuele Filberto Duca D'Aosta.1 Visited Brazil, Argentina, Chile, and the Caribbean before having to abandon cruise and return home.1
  • March 3, 1939: Returned to La Spezia.1
  • Early 1940: Member of 2nd Squadron.1
  • July 6 - 10, 1940: Battle off Punto Stilo.1
  • December 18, 1940: Bombarded Greek positions north of Corfu.1
  • April 19 - 24, 1941: Mine laying off Cape Bon.1
  • March 1941: Convoy escort.1
  • May - June, 1941: Convoy escort.1
  • April 2 - 4, 1942: Escorted convoy V5 to Tripoli.1
  • June 1942: Attempted to intercept British Operations Harpoon and Vigorous.1
  • December 4, 1942: Damaged by USAAF raid against Naples.1 Repairs at Castellamare di Stabia.1
  • September 16, 1943: Moved from Malta to Alexandria.1 Became training vessel.1
  • 1943: Torpedo tubes and aircraft equipment removed.1,2 All 13.2 mm machines guns were replaced by 20 mm L/70 twin mounts.1,2
  • April 1944: Made inactive.1

Specifications

  Duca D'Aosta class
Crew 5513, 5781, 578 - 6942
Physical Characteristics  
Displacement 7,283 tons3, 8,317 tons1,2
Displacement - Loaded 8,500 tons3, 10,374 tons1,2
Length 610' 3"3, 613' 2"1,2
186.9 m1,2
Length - Water Line 592'3
Length - Between Perpendiculars 563' 6"1, 563' 7"2
171.8 m1,2
Beam 57' 5"2, 57' 6"1,3
17.5 m1,2
Draft / Height 16' 4"3, 20'1, 21' 4"2
6.1 m1, 6.5 m2
Performance  
Speed 36.5 knots1,2,3
Range  
Range at 14 knots 3,900 nautical miles1
Armament 6" L/503, 6" twin mounts1, 152 mm L/53 Model 1929 twin mounts2: 41,2, 83
Anti-Aircraft 3.9" L/473, 3.9" twin mounts1, 100 mm L/47 twin mounts2: 31,2, 63
37 mm3, 37 mm twin mounts1, 37 mm L/54 twin mounts2: 41,2, 83
13 mm3, 13.2 mm machine gun twin mounts1,2: 61,2, 83
Torpedo Tubes 21"1,3, 53.3 cm2: 2 mounts 3 tubes each1,2,3
Aircraft 21
Mines 100 - 1851
Depth Charge - Launchers 23
Armor  
Barbettes 5 cm - 7 cm2
Belt - Main 1.5" - 3"3
7 cm1, 7 cm + 3.5 cm2
Bulkheads 3 cm - 5 cm2
Control Tower 1"3
2.5 cm - 10 cm2, 10 cm1
Deck - Main 1.5"3
3 cm - 3.5 cm2, 3.5 cm1
Turrets 1"3
9 cm1,2
Engines  
Boilers Yarrow: 61,2,3
Shafts 21,2,3
Turbines Parsons geared1,2,3
HP 110,0001,2,3
Oil 1,200 tons3, 1,460 tons1, 1,653 tons2
  Eugenio De Savoia
Physical Characteristics  
Displacement 8,610 tons1,2
Displacement - Loaded 10,672 tons1,2
Engines  
Turbines Belluzzo geared2,3

Sources:

  1. Cruisers of World War Two An International Encyclopedia, M. J. Whitley, 1995
  2. Conway's All the World's Fighting Ships 1922-1946, Robert Gardiner, 1987
  3. Janes' Fighting Ships of World War II, 1989
  4. The Encyclopedia of Weapons of World War II, Chris Bishop, 1998
20th Century American Military History Crucial Site