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Design A-150, [A] popularly known as the Super Yamato class, [B] was a planned class of battleships for the Imperial Japanese Navy.In keeping with longstanding Japanese naval strategy, the A-150s would have carried six 51-centimeter (20.1 in) guns to ensure their qualitative superiority over any other battleship they might face.
The Yamato class was fitted with 12 Kampon boilers, which powered quadruple steam turbines, [2] with an indicated horsepower of 147,948 (110,325 kW). [6] These, in turn, drove four 6 m (20 ft) propellers. This powerplant enabled the Yamato class to achieve a top speed of 27 knots (50 km/h). [6]
The Yamato-class battleships ... "Design A-150", popularly known as the Super Yamato class, was a planned class of battleships. In keeping with the IJN's long-held ...
She was laid down on 4 May 1940 at the Yokosuka Naval Arsenal to a modified Yamato-class design: her armor would be 10–20 millimeters (0.4–0.8 in) thinner than that of the earlier ships, as it had proved to be thicker than it needed to be for the desired level of protection, and her heavy anti-aircraft (AA) guns would be the new 65-caliber ...
The Yamato-class ships were the heaviest and most powerfully armed battleships ever constructed, [4] displacing almost 72,000 long tons (73,000 t) fully loaded and armed with nine 460-millimetre (18.1 in) main guns. Their secondary armament consisted of four 155-millimetre (6.1 in) triple-gun turrets formerly used by the Mogami-class cruisers.
The keel of Yamato, the lead ship of the class, [7] was laid down at the Kure Naval Arsenal, Hiroshima, on 4 November 1937 in a dockyard that had to be adapted to accommodate her enormous hull. [ 8 ] [ 9 ] The dock was deepened by one meter, and gantry cranes capable of lifting up to 350 tonnes were installed.
Class Displacement Main Battery Secondary Battery Complement Speed Ships in Class Ship Keel Laid Commissioned War Loss Yamato class: 64,170 tons 9 × 18-in. 12 × 6.1-in. 2,500 27.5 kn Yamato: Nov 1937 Dec 1941 Sunk by air attack during Operation Ten-Go Apr 1945 Musashi: Mar 1938 Aug 1942 Sunk at Battle of the Sibuyan Sea Oct 1944 Shinano: May 1940
Design A-150 battleship, also known as the Super Yamato class, formerly a Japanese plan for a class of battleships Topics referred to by the same term This disambiguation page lists articles associated with the same title formed as a letter–number combination.