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The 100-ton gun (also known as the Armstrong 100-ton gun) [6] was a british coastal defense gun and is the world's largest black powder cannon. It was a 17.72-inch (450 mm) rifled muzzle-loading (RML) gun made by Elswick Ordnance Company, the armaments division of the British manufacturing company Armstrong Whitworth, owned by William Armstrong.
The original charge was 450 pounds of prismatic black powder giving a muzzle velocity of 1604 feet/second. However, as this damaged the barrel, it was replaced by brown powder from April 1885. N.J.M. Campbell, "British Super-Heavy Guns".
The cannon shot (c. 1680), painted by Willem van de Velde the Younger Essential parts of a cannon: 1. the projectile or cannonball (shot) 2. gunpowder 3. touch hole (or vent) in which the fuse or other ignition device is inserted Firing of an 18-pounder aboard a French ship. Firing a naval cannon required a great amount of labour and manpower.
The first Mark 4, gun No. 133, was completed July 1896. Production numbers were Nos. 133–196, 260–263, and 423–426. It was the first 6-inch Navy gun designed from the beginning to use case, semi-fixed, ammunition. The gun was constructed of gun steel using a tube, jacket, and seven hoops. It was originally threaded to be mounted in the ...
The guns of 9 1 ⁄ 2 feet 50 1 ⁄ 2 hundredweight and 9 feet 47 3 ⁄ 4 hundredweight were highly regarded as siege guns and widely used in that role in addition to their naval use. The guns of 22 and 20 hundredweight were mostly used in casemates and flank defenses as replacements for 24-pounder carronades. [3]
A muzzle-loaded cannon: 1) projectile (shot), 2) powder charge, 3) vent The official weight of the shot was listed at 68 lbs but in reality this varied according to the material of the shot itself; cast iron shot weighed 67 lb (30 kg), wrought iron shot and steel shot weighed 72 lb (33 kg), and chilled steel weighed 68 lb 8 oz (31.1 kg). [ 11 ]
In the 1790s Sir Thomas Blomefield developed a 32-pounder cannon weighing a nominal 56 cwt. (2,845 kg). When it was designed, the weight and length of naval cannon was generally proportionate to the weight of the shot. As such the Blomefield 32-pdr was a classic smoothbore gun that 'founded' the family of innovative 32-pdrs.
57 mm kan M/92 (Maxim-Nordenfelt 57 mm fast shooting naval gun L/48 model 1892) Sweden-Norway: 1890s - Cold War 57 mm (2.2 in) 57 mm kan M/95 (Finspång 57 mm naval gun L/26 model 1895) Sweden-Norway: 1890s - Cold War 57 mm (2.2 in) 57 mm kan M/16 (Bofors 57 mm naval gun L/21 model 1916) Sweden: World War I - Cold War 57 mm (2.2 in)