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Great Britain's "D" class destroyers

Photos

  • HMS Duncan destroyer
  • HMS Dainty destroyer
  • HMS Daring destroyer
  • HMS Decoy destroyer
  • HMS Defender destroyer
  • HMS Delight destroyer
  • HMS Diana destroyer
  • HMS Duchess destroyer

Design

Boiler and Engine Rooms

The boiler rooms were next to the engine room so that both compartments could be flooded if there was a hit on the ship.

Air pre-heaters were installed on the HMS Decoy which was more efficient.

Ships

HMS Dainty, H.53

  • Builder: Fairfield
  • April 20, 1931: Laid down
  • May 3, 1932: Launched
  • January 3, 1933: Commissioned
  • June 1940: With HMS Ilex sank Italian submarines Liuzzi and Scebeli.
  • February 24, 1941: Sunk off Tobruk by Ju-87s of the I/St.G.3

HMS Daring, H.16

  • Builder: Thornycroft
  • June 1931: Laid down
  • January 7, 1932: Launched
  • April 7, 1932: Launched
  • November 24, 1932: Commissioned
  • February 18, 1940, February 1940: Sunk by U23 off Orkeny Islands

HMS Decoy, H.75, HMCS Kootenay

  • Builder: Thornycroft
  • June 1931: Laid down
  • June 7, 1932: Launched
  • April 4, 1933: Commissioned
  • 1940: Greece. Damaged off Crete.
  • 1941: Syria
  • February 1942: Moved to Eastern Fleet
  • April 12, 1943, 1943: Transferred to the Royal Canadian Navy and became HMCS Kootenay
  • 1946: Broken up
  • January 28, 1946: Scrapped

HMS Defender, H.07

  • Builder: Vickers-Armstrong at Barrow
  • June 1931: Laid down
  • April 7, 1932: Launched
  • October 28, 1932: Commissioned
  • January 1941: Tobruk
  • May - June 1941: Evacuation of Crete
  • July 11, 1941: Sunk by aircraft bomb near miss due to flooding of engine and boiler rooms. Had to be sunk by a torpedo from an Australian ship off Sidi Barani as it couldn't be towed.

HMS Delight, H.38

  • Builder: Fairfield
  • April 22, 1931: Laid down
  • June 2, 1932: Launched
  • January 30, 1933: Commissioned
  • 1940: Joined the Home Fleet
  • July 29, 1940, July 1940: Sunk by aircraft off Dover

HMS Diamond, H.22

  • Builder: Vickers-Armstrong at Barrow
  • September 1931: Laid down
  • April 8, 1932: Launched
  • November 2, 1932: Commissioned
  • April 27, 1941: Sunk off Greece

HMS Diana, H.49, HMCS Margaree

  • Builder: Palmers, Portsmouth Dock Yard
  • June 1931: Laid down
  • June 16, 1932: Launched
  • December 20, 1932: Commissioned
  • 1940, September 6, 1940: Transferred to the Royal Canadian Navy and became HMCS Margaree
  • October 22, 1940: Collision

HMS Duchess, H.64

  • Builder: Palmers, Portsmouth Dock Yard
  • June 1931: Laid down
  • July 19, 1932: Launched
  • January 24, 1933: Commissioned
  • December 12, 1939: Collision with HMS Barham off Mull of Kintyre
  • December 13, 1939: Lost

HMS Duncan, D.99, Class Leader

  • Builder: Portsmouth Dock Yard, Hawthorn-Leslie at Portsmouth
  • September 3, 191: Laid down
  • July 7, 1932: Launched
  • April 5, 1933: Commissioned
  • January 17, 1940: Collided with a merchant ship off Duncansby Head. Engine and boiler rooms flooded.
  • Mid 1940: Repairs from collision completed
  • 1940 - 1942: Member of Force H in Gibraltar
  • March 1942: Part of Madagascar invasion
  • 1942: 'Y' gun and rear most torpedo tubes were removed to store more depth charges. Radar 271 and HF/DF replaced the director and rangefinder. Six 20 mm Oerlikons were added.
  • 1942: Western Approaches
  • 1943 - 1944: Leader of Escort Group B7 in North Atlantic. Sank U381 and U272. Damaged U707.
  • September 1945: Sold
  • November 1945, 1945: Scrapped by Barrow

Usage

The "D" class ships were originally stationed in China and were moved to the Mediterranean, with the 1st Flotilla, once the war started in Europe.

Specifications

  "D" Class
Crew 145
Physical Characteristics  
Displacement 1,375 tons, 1,375 - 1,400 tons
1,397 tonnes
Displacement - Loaded 1,845 - 1,942 tons, 1,890 tons
1,920 tonnes
Length 329'
100.28 m
Length - Between Perpendiculars 317' 9"
96.85 m
Length - Water Line 326'
98.45 m
Beam 33'
10.06 m
Draft - Mean 8' 6", 12' 6"
3.78 m
Draft - Mean Deep Load 12' 5"
3.78 m
Performance  
Speed 35.5 knots, 36 knots
Range at 15 knots 5,870 nautical miles
Armament 4: 4.7"/45 QF Mk IX (4 x 1), 4" (4 x 1)
Anti-Aircraft 1: 3" HA, 3" AA
2: 2 pdr pompoms (2 x 1), 2 pdr (2 x 1)
.5" quads
Anti-Aircraft - Daring, Defender, Diamond, Diana, Duncan 1: 3" HA, 3" AA
2: 2 pdr
Torpedo Tubes 8: 21" Mk IX (2 x 4), 21" (2 x 4)
Engines  
Boilers 3: Admiralty 3 drum
Shafts 2
Turbines Parsons geared, Geared
HP 36,000
Oil 461 - 473 tons, 473 tons
480 tonnes
  "D" Class - Later
Physical Characteristics  
Displacement 2,040 - 2,100 tons
Draft - Mean Deep Load 13' - 13' 4"
3.96 - 4.06 m
  HMS Duncan
Crew 175
Physical Characteristics  
Displacement 1,400 tons
1,422 tonnes
Displacement - Loaded 1,942 tons
1,973 tonnes
Length 329'
100.28 m
Length - Between Perpendiculars 317' 9"
96.85 m
Length - Water Line 326'
98.45 m
Beam 33'
10.06 m
Draft - Mean 8' 9", 12' 6"
3.78 m
Performance  
Speed 36 knots
Range at 15 knots 5,870 nautical miles
Armament 4: 4.7" QF Mk IX
Anti-Aircraft 1: 3" AA
2: 2 pdr
Torpedo Tubes 8: 21" (2 x 4)
Engines  
Boilers 3: Admiralty 3 drum
Shafts 2
Turbines Parsons geared
HP 36,000
Oil 390 tons
396 tonnes

Sources:

  1. Conway's All the World's Fighting Ships 1922-1946, Robert Gardiner, 1987
  2. Destroyers of World War Two, M. J. Whitley, 1988
  3. Warships of World War II, H. T. Lenton & J. J. Colledge, 1964
20th Century American Military History Crucial Site