Orion-class
King George V-class
Iron Duke-class
Displacement of 23.400 tons and as dimensions 182,3 (overall) x 27,1 x 8,74 metres or 597.5 x 89 x 28.8 feet. The 4 Parsons direct drive turbines and Babcock&Wilcox 18 boilers supplied via 4 shafts 31.000 shp allowing a speed of 21 (design)-22,13 (trials)knots. A range of 6.730 nautical miles with a speed of 10 knots. The armour consisted of a 20,3-30,5cm/8-12” thick belt, 2,5-10,2cm/1-4” thick decks, 10,2cm/25,4cm/4-10”thick bulkheads with the barbettes and turrets protected by respectively 7,6-25,4cm/3-10”and 27,9cm/11” (faces). The armament consisted of 5x3-34,3cm/13.5” breech loading Mk V guns, 16x1-10,2cm/4” breech loading Mk VII guns, 4-4,7cm/3pd guns, 5 machineguns and 3-53,3cm/21” submerged torpedo tubes. Crew numbered 782 men.