SMS Seydlitz
SMS Derfflinger and Lützow
SMS Hindenburg
SMS Mackensen-class
Of the Derfflinger-class, consisting of the Derfflinger, Lützow and the Hindenburg with a modernized design, preceded by the Seydlitz and succeeded by the never built Mackensen-class. Building ordered under the 1912-1913 Naval Programme as the Ersatz Kaiserin Augusta, laid down at the Schichau-Werft, Danzig with yard number 885 in May 1912, launched on 29 November 1913, commissioned for executing trials on 8 August 1915, full commissioned in March 1916, heavily damaged during the Battle of Jutland and scuttled on 1 June 1916. Building costs 58 million Mark.
Displacement 26.600 (normal load)-31.2000 (full load) tons and as dimensions 210 (at waterline)- 210,40 (over all) x 29 x 9,20 metres or 689-.2-697.2 x 95.2 x 30.2 feet. The machinery consisted of 2 sets marine turbines, 14 coal-fuelled and 8 oil-fuelled boilers delivering 62.138 (design)-79.880 (trials) shp allowing a speed of 26.4 (trials)-26.5 (design) knots and with a speed of 14 knots a range of 5.600 nautical miles. Crew numbered 1.122 men (included 44 officers). Armour consisted of a 10-30cm/3,9-11.8” thick belt with the gun turrets and conning tower protected by respectively 27cm/11” and 30cm/12”. The armament consisted of 4x2-30,5cm/12” L.50 quick firing guns, 14x1-15cm/5.9” L/45 quick firing guns, 12x1-8.8cm/3.5” /45 guns and 4-60cm/23.6 torpedo tubes.
