What was the 20mm gun originally used for?

The Royal Canadian Navy popularised the use of the Oerlikon gun as an anti-ship and anti-submarine gun – while it was not effective against the armour of most larger ships, it was used extensively and effectively against U-boats, and on the decks of larger ships.

How much does a 20mm autocannon weigh?

20 mm MG-FF Oerlikon Aircraft Autocannon

Country of Origin Germany
Weight 28.000 kg
Ammunition Weight 0.12 kg
Rate of Fire 540 rounds/min
Muzzle Velocity 700 m/s

What is the range of a 20 mm cannon?

2000 yards
The 20 millimeter guns were the smallest anti-aircraft guns carried aboard the SLATER. As heavy machine guns, they were capable of firing 450 rounds per minute per barrel with an approximate range of 2000 yards.

What are 20mm bullets used for?

Like most cannon ammunition, 20mm caliber weapons are typically used against large targets such as vehicles, buildings, or aircraft. Though lethal against individual soldiers, 20mm ammunition is so large and heavy that its effects are inefficiently utilized on such relatively small targets.

How expensive is a 20mm bullet?

Each round of the 20mm ammunition costs $27, so continuous firing for one second would cost $2,970.

Is 20mm the same as 50 cal?

At approximately 48,000 ft⋅lbf (65,000 J) of kinetic energy, the 20mm round, as fired out of the Anzio rifle, has nearly four times the energy of the . 50 BMG cartridge fired out of a comparable rifle, which is around 12,200 ft⋅lbf (16,500 J) of kinetic energy.

What kind of gun is a 20mm cannon?

Oerlikon 20 mm cannon. The Oerlikon 20 mm cannon is a series of autocannons, based on an original German 20 mm Becker design that appeared very early in World War I. It was widely produced by Oerlikon Contraves and others, with various models employed by both Allied and Axis forces during World War II, and many versions still in use today.

How many different 20mm rounds were used in WW1?

A wide range of different cartridges was developed for 20 mm cannon, varying greatly in size and power. Only one saw service in WW1, but by WW2 some seventeen different rounds were in use; no less than five of them in Japan and four in Germany.

What kind of guns were used in WW1 battleships?

Germany 40.6 cm SK C/34 Naval gun – also known as the Adolf gun, Intended for the H-class battleships which were never completed. 38 cm SK C/34 naval gun – World War II Bismarck-class battleship 38 cm SK L/45 naval gun – World War I Bayern-class battleship 30.5 cm SK L/50 gun – World War I

What are the different types of naval guns used on ships?

12 cm/45 10th Year Type naval gun Anti-aircraft gun used in older carriers and some cruisers. Type 3 120 mm 45 caliber naval gun – Gun used on older destroyers. 10 cm/65 Type 98 naval gun – Akizuki -class destroyer , aircraft carrier Taihō, Ōyodo.