British super dreadnought HMS (ex-King George V) Monarch 1910-1925

Colossus-class

Orion-class

Building ordered under 1909 Naval Estimates. Laid down by Armstrong, Elswick, England with yard number 828 on 1 April 1910, launched on 30 March 1911, commissioned in February 1912, decommissioned in 1921, target ship since 14 June 1924, decommissioned and scrapped of valuable parts at Portsmouth and sunk on 21 January 1925 while used as target on a distance of around 50 miles south of the Isles of Scilly by bombers, destroyers and battleships

King George V-class

of which the HMS Revenge sunk her finally. Building costs 1.888.736 pond sterling. Building costs 1.892.823 pond sterling and she caused the bankruptcy of the shipyard which built her. Of the Orion-class consisting of the Orion, Monarch, Conqueror and Thunderer preceded by the Colossus-class and succeeded by the King George V-class.

General technical class specifications. Displacement 22.000 (normal)-25.870 (maximum) tons and as dimensions 177,1 x 26,8 x 7,3 metres or 581 x 88 x 24 feet. The machinery consisted of Parsons direct drive steam turbines and 18 Babcock and Wilcox boilers supplying via 4 shafts 27.000 hp allowing a speed of 21 knots and with a speed of 10 knots a range of 6.730 nautical miles. Their crew numbered between 750 and 1.100 men. The armour consisted of a 30,5cm/12” thick belt, 10,2cm/4” thick decks, 25,4cm/10” thick bulkheads and the turrets and barbettes protected by respectively 27,9cm/11” and 25,4cm/10”. The armament consisted of 5x2-34,3cm/13.5” /45 cal Mk V breech loading guns, 16x1-10,cxm/4” Mk VII guns and 3-53,3cm/21” submerged torpedo tubes.