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The Iowa class was a class of six fast battleships ordered by the United States Navy in 1939 and 1940. They were initially intended to intercept fast capital ships such as the Japanese KongÅ class and serve as the "fast wing" of the U.S. battle line. [3][4] The Iowa class was designed to meet the Second London Naval Treaty 's "escalator clause ...
The primary armament of an Iowa -class battleship consisted of nine breech-loading 16 inch (406 mm)/50-caliber Mark 7 naval guns, [1] which were housed in three 3- gun turrets: two forward and one aft in a configuration known as "2-A-1". The guns were 66 feet (20 m) long - 50 times their 16-inch (406mm) bore, or 50 calibers, from breechface to ...
Naval armor refers to the various protections schemes employed by warships. The first ironclad warship was created in 1859, and the pace of armour advancement accelerated quickly thereafter. The emergence of battleships around the turn of the 20th century saw ships become increasingly large and well armoured.
USS Iowa (BB-61) is a retired battleship, the lead ship of her class, and the fourth in the United States Navy to be named after the state of Iowa.Owing to the cancellation of the Montana-class battleships, Iowa is the last lead ship of any class of United States battleships and was the only ship of her class to serve in the Atlantic Ocean during World War II.
Designated VLR. 15 December 2011 [2] USS Wisconsin (BB-64) is an Iowa -class battleship built for the United States Navy (USN) in the 1940s and is currently a museum ship. Completed in 1944, the ship was assigned to the Pacific Theater during World War II, where she participated in the Philippines campaign and the Battles of Iwo Jima and Okinawa.
USS Missouri (BB-63) is an Iowa -class battleship built for the United States Navy (USN) in the 1940s and is a museum ship. Completed in 1944, she is the last battleship commissioned by the United States. The ship was assigned to the Pacific Theater during World War II, where she participated in the Battles of Iwo Jima and Okinawa and shelled ...
All or nothing is a method of naval warship armor, best known for its employment on dreadnought battleships. The concept involves heavily armoring the areas most important to a ship while the rest of the ship receives no armor. [1] The "all or nothing" concept avoided light or moderate thicknesses of armor: armor was used in the greatest ...
The lightweight 16-in/50 Mark 7 was designed to resolve this conflict. These guns were 50 calibers long, 50 times their 16-inch (406 mm) bore diameter with barrels 66.7 ft (20.3 m) long, from chamber to muzzle. Each gun weighed about 239,000 lb (108 t) without the breech, and 267,900 lb (121.5 t) with the breech. [1]