Colossus class battleships (RN, 1910)

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specifications

Displacement: 20,225t load; 23,050t deep load
Dimensions: 166.4m oa x 25.9m x 8.8m max
Machinery: 4-shaft Parsons steam turbines, 18 Babcock & Wilcox (Hercules Yarrow) boilers, 25,000shp = 21kts. Coal 2900t, oil 800t. Range 6680nm at 10kts
Armour: 11in-7in (280mm-180mm) belt, 10in-4in (250mm-100mm) bulkheads, 11in-4in (280mm-100mm) barbettes, 11in (280mm) turret faces, 11in (280mm) CT, 4in-1¾in (100mm-45mm) decks
Armament: 10-12in (30.5cm)/50cal Mk XI (5x2), 16-4in (10.2cm)/50cal Mk VII, 4-3pdr (57mm), 3-21in (53.3cm) TT sub (beam and stern)
Complement: 755

units

Name Builder Laid down Launched Comp Fate Note
Colossus Scotts 8 Jul 1909 9 Apr 1910 Jul 1911 Jul 1928 sold for BU
Hercules Palmers 30 Jul 1909 10 May 1910 Aug 1911 Nov 1921 sold for BU