How are cannon barrels rifled?

In firearms, rifling is machining helical grooves into the internal (bore) surface of a gun’s barrel for the purpose of exerting torque and thus imparting a spin to a projectile around its longitudinal axis during shooting to stabilize the projectile longitudinally by conservation of angular momentum, improving its …

Are cannons smoothbore?

The cannon made the transition from smoothbore firing cannonballs to rifled firing shells in the 19th century. However, to reliably penetrate the thick armor of modern armored vehicles many modern tank guns have moved back to smoothbore.

Why are modern cannons smooth bore?

The smoothbore design of most modern tank barrels makes it easier for tanks to fire missiles through the same barrel used to fire projectiles. The gun itself is not the sole factor influencing the range of a tank during combat operations.

Are artillery guns rifled?

Rifled Traditionally, artillery projectiles have been spin-stabilised, meaning that they spin in flight so that gyroscopic forces prevent them from tumbling. Spin is induced by gun barrels having rifling which engages a soft metal band around the projectile, called a “driving band” (UK) or “rotating band” (U.S.).

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Does artillery have rifling?

A rifled breech loader (RBL) is an artillery piece which, unlike the smoothbore cannon and rifled muzzle loader (RML) which preceded it, has rifling in the barrel and is loaded from the breech at the rear of the gun. The spin imparted by the gun’s rifling gives projectiles directional stability and increased range.

Can a smooth bore barrel be rifled?

In addition to shooting shot, you can also shoot slugs out of a smooth bore barrel. … When using a smooth bore, your projectile will still have spin on it because the projectile will be rifled.

Are naval guns rifled?

United States Navy guns typically used rifling depth between one-half and one percent of caliber. Projectile bourrelet diameter specification was 0.015 inches (0.38 mm) less than land to land diameter with a minus manufacturing tolerance so average clearance was about 0.012 inches (0.30 mm).

How far can a tank fire a shell?

The tank cannon has a maximum effective range of about 3000 meters, and precise aim is required to make a hit. The self-guided missile, however, can — like Longbow Hellfire — be effective to more than 8000 meters, and the electronic brain continually corrects the flight path as necessary.

What is the thing on the end of a tank gun?

A muzzle brake or recoil compensator is a device connected to, or a feature integral to the construction of, the muzzle or barrel of a firearm or cannon that is intended to redirect a portion of propellant gases to counter recoil and unwanted muzzle rise.

What was the most powerful tank gun in ww2?

The 76 mm gun M1 was an American World War II–era tank gun developed by the U.S Ordnance Department in 1942 to supplement the 75 mm gun on the basic Medium tank M4.

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76 mm gun M1
Mass 1,141 lb (517.55 kg)
Barrel length 52 calibres
Shell Fixed QF 76.2×539mm R (R/93mm)
Caliber 76.2 millimetres (3.00 in)

What is the difference between a cannon and a mortar?

Cannon became the general term for large ordnance. A gun was a cannon designed to fire in a flat trajectory, a howitzer was a shorter piece designed to throw exploding shells in an arcing trajectory, and a mortar was a very short piece for firing at elevations of more than 45°.

Can artillery shells destroy a tank?

Yes. Artillery can cause catastrophic kills on tanks, especially on a steel-on-steel hit. If effects are on target, but the hit isn’t direct, you’re more likely to see casualties within the tank and perhaps a mobility kill.

Are howitzer barrels rifled?

The howitzer has spiral grooves inside the barrel that makes the projectile spin as is travels. A gun doesn’t have grooves and the projectile doesn’t spin.

Why is a rifle barrel rifled?

Rifling imparts spin to the bullet along the latter’s lengthwise axis. This helps the bullet maintain a stable trajectory when it leaves the gun and enhances both the range and target accuracy of the gun. That’s the short answer.

What does pounder mean in artillery?

12-pounder gun or 12-pdr, usually denotes a gun which fired a projectile of approximately 12 pounds. Guns of this type include: … M1841 12-pounder howitzer, American howitzer having the same caliber (4.62 inches) as a 12-pounder field gun. One of the Dahlgren guns of the American Civil War.

Why is a rifle barrel rifled physics?

Rifling refers to the spiral grooves that are cut into the internal surface of a gun barrel. Rifling helps impart a spinning motion to a bullet when it’s fired. A spinning bullet is much more stable in its trajectory, and is therefore more accurate than a bullet that doesn’t spin.

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