Which you can't fin stabilise. Ever wondered which type of tank gun barrel is better, smoothbore or rifled?Clips stolen from BBC's topgear, :D -----. The only large caliber weapon I can even begin to think of that's smoothbore is the M256 on the M1A2 Abrams. The British use a rifle barrel for their Challenger Mark 2 battle tanks (and yes we do use depleted uranium, but found the kenetic penetrator rounds to be particular unstable for the rifle's barrel design). Soon other weapons such as the 120 mm T123E1 gun and later the lighter-weight T123E6 gun, a modified British 120 mm gun, variants of the smooth-bores, and other exotic weapons were proposed. T-72 Ural (1973) Original version, armed with 125 mm smoothbore tank gun and optical coincidence rangefinder. [Development] AMX-30 ACRA: Luxury à la Française - News ... The 115mm rounds were fin-stabilized for accuracy . Trump Family Starts Airing Dirty Laundry to Fight Off ...Decision on Challenger 2 tank upgrade to be taken in 2021 It is grooved or rifled, and the grooving is helical or spiral. The Henry Garden Gun is one that belongs right by your side as soon as you walk out the front door to start the day's chores. Costing £800 million, the tank is part of a programme to upgrade Britain's fleet . Players get two types of ammunition to choose from - a HE fragmentation round, and the ACRA ATGM itself, capable of . The M60A3 is equipped with a 105mm Rifled Gun, which is less effective than the 120mm Smooth Bore Gun of the M1A1 Abrams. The bore evacuator reduces the risk of propellant gases entering the crew compartment, allowing a greater rate of fire. Nov 16, 2011. The decision on how many Challenger 2 Main Battle Tanks will be upgraded will not be made until 2021, says Minister Stuart Andrew. Then, at the user's command, this compressed air is released. The features originally touted by BAE for their 'Black Night' upgrade, which no doubt will likely feature as part of any new proposal from the . And the gun bore itself is different. Thus the only real use of rifiled guns is in the use of HEAT, HESH and HE rounds where spin stabalization is useful for longer ranges. A Vidco thermal shroud on the gun reduces bending of the barrel resulting from environmental and firing conditions. These airguns use a special hand pump or Scuba tank to charge them to 3000 PSI and are capable of firing a 50 caliber pellet at 900 Feet per Second . Most tank's main gun barrels were rifled with a 1 in 15 to 1 in 20 calibers. Trump Family Starts Airing Dirty Laundry to Fight Off Subpoenas. The Pamerian Main Battle Tank is designed to outclass all other armored vehicles. This trend only continued to progress during the Cold War era, and the tank destroyer went out of business. Repulsion: The current in each rail of a rail gun runs in opposite directions. Modern APFSDS, generally considered the most accurate and longest ranged of NATO AP ammunition, are more accurate when fired from a smoothbore tank gun than a rifled one. Modern tank guns are large-caliber high-velocity guns, capable of firing kinetic energy penetrators, high explosive anti-tank rounds, and in some cases guided missiles. And as one of the primary aims of a tank is to kill other tanks it is easier to use a smoothbore gun. What does this have anything to do with the point that something like the Abrams is too overpowered for this game? When HEAT was developed as a primary anti-tank round, it was found to not function as well when spin was imparted on it. Here, a loader expertly queues up a round capable of melting through an enemy tank's armor. Choice of 120 mm Rifled barrel was major . The gun's barrel weighs 1,190 kilograms (2,620 lb), and on the M1 Abrams the gun mount weighs 3,317 kilograms (7,313 lb), while the new barrel (L/55) is 55 calibers long, 1.30 meters (4.3 ft) longer. Firearms (e.g., pistols, rifles, tank guns etc.) for the 120 mm smoothbore it is 5. As for accuracy - instead of spin, projectiles use other approaches like fins to stabilize. The length of the barrel is Many break after a few uses, and sometimes they can only be used once. In fact when firing an APFSDS round in a rifiled gun a slip ring needs to be used to eliminate the rifiling. The "120-mm" designates that the cannon fires 120-mm-wide rounds. Feehery: What House . A caliber being the bore diameter. "Smoothbore" means the inside of the barrel is smooth, rather than rifled like most hand guns. A round fired from a 120mm smooth-bore gun will have a diameter of 60mm to 80mm, or even less. The British still uses a 120mm rifled gun. also some rounds, such has HESH required a rifling to be effective. Despite its size, the 1300 kW* Turbine engine gives it nominal battle speed in all terrain conditions. A smooth bore does not encourage the projectile to spin like a rifled barrel does. When you're measuring the music this decade is offering to history—the sounds we partied with, copulated to, fought . Wear and tear on rail guns is a serious problem. A smooth bore has no lands and grooves. He slides open the. This article originally appeared in the September 1999 issue of SPIN. 7 inch smooth bore main gun. ZORAB (into intercom speaker) Send in the- Doctor—— (Zorab presses a concealed, button arid the thick doors open to permit DOCTOR SiQISMUtiD SPACE to enter. The M60A3 can fire standard Armor Piercing rounds as well as White Phosphorous Rounds. This ammunition is sub calibre. The M1 Abrams sports a 120 mm smooth-bore cannon capable of firing a variety of rounds. A person would use a rifled barrel if they are looking at shooting longer distances. It's only now that Britain has brought out a new upgraded smooth bore for their main battle tanks. This is referred to as rifling. Field artillery barrels had about the same twist. Since 1985, we have been dedicated to original reporting and expert analysis on national security--just three blocks from the White House. Based on the Soviet T-55 main battle tank, the T-62 replaced the 55's rifled 100mm main gun with the world's first smooth-bore 115mm tank gun. Like with any armored unit, their success depends partly on the hardware and partly on the crew. The British still uses a 120mm rifled gun. When to use rifled barrels. The Russian navy conducted experiments with large-caliber smoothbore naval guns, which were halted by budget cuts. Command tanks have K added to their designation for komandirskiy, "command", for example T-72K is the command version of the basic T-72. Since these casings were originally made of wood, these projectiles were known as "Sabo" rounds, after the wooden shoes once worn in . The tank is equipped with a unique cannon launcher, a 142 mm smoothbore gun, developed under the ACRA program. Answer (1 of 34): The answer to this question is all about ammunition choices. An air compressor is a device that creates a high-pressure region for storing compressed air. It's a bit like a violently launched murder dart than a conventional shell in that regard. Steve Crandell wrote: If your tank has a smooth bore gun, no reason not to standardized around at HEAT round. It is because of the rounds they fire but not because of the shape or size. It isn't smooth. The first tank with a smoothbore gun was the Soviet T-62, introduced into service in 1961; today all main battle tanks except the British Challenger 2 and Indian Arjun MBT use smoothbore guns. The first tank with a smoothbore gun was the Soviet T-62, introduced into service in 1961; today all main battle tanks except the British Challenger 2 and Indian Arjun MBT use smoothbore guns. Before we go big guns blazing we can review our first due fire attack options. The AMX-30 ACRA is arriving in War Thunder with update 1.93 as one of the rank VI tanks in the French tech tree. A smooth bore does not encourage the projectile to spin like a rifled barrel does. Also wrong. Army chiefs have unveiled a new 66-ton battle tank, the Challenger 3, and reveal it is the most lethal in NATO. Post Feb 25, 2019 #19 2019-02-25T16:21. "You must be high." We heard that a lot during the time we spent preparing this issue. Here at the gun shop, we tell folks that if you're planning on taking shots over 100 yards, then a rifled . CO2 paintball air tanks are suitable for use with mechanically-triggered paintball guns, like those in the popular lines from Tippmann, Spyder, and the Battle Tested BT-4, Delta and Omega models. 6m. Do I need a slug barrel to shoot slugs? Manufactured by Rheinmetall, it's smoothbore because of the primary round fired - APFSDS - or armor-piercing fin-stabilized self-discarding sabot. The L11A5 is also rifled, the spin imparted on the projectile would have provided better accuracy at range as opposed to a smooth bore gun. When to use rifled barrels. Sabots actually are called "Armor Piercing, Fin Stabilized, Discarding Sabot " in their full nomenclature, but HEAT, MPAT, HE, etc, etc all have some sort of fin array at the back of the round. Some guns have a smooth bore, but many modern guns, both pistols and especially rifles, have a rifled bore . Though weaker than the latter, the M60A3's gun is strong enough to combat ground units other than Heavy Tanks. The bore evacuator and the gun's thermal sleeve, designed to regulate the temperature of . The Mark 45 5/54 naval gun is rifled. Compared to battleship main battery barrels from 12 to 16 inch bores with a 1 in 20 to 1 in 25, they're pretty fast. It has an effective range of 1. Here at the gun shop, we tell folks that if you're planning on taking shots over 100 yards, then a rifled . A smooth bore has no lands and grooves. The M1 Abrams is fitted with an M2564. Carrying HEs with delayed fuze capability should be good enough for everything up to an IFV with KEs being used against . Police and military personnel also use smooth-bore guns as short-range defensive weapons. While the 73 mm gun of the early Soviet infantry fighting vehicles BMP-1 and BMD-1 was a smoothbore, their more recent successors BMP-3 and BMD-4 use a rifled 100 . But a battleship's 2000 to 3000 pound, 6 . Rifles guns are still considered somewhat more accurate at long range than smooth bore guns firing fin stabilized projectiles. A person would use a rifled barrel if they are looking at shooting longer distances. Answer (1 of 4): Rifling reduces the velocity of the projectile. - Fully functional 90mm cannon using weapon core complimented by 13mm machine guns (1 functional coaxial machine gun). Not all other militaries use smooth bore tank guns. 9 miles and is built with stabilizers allowing the gun to remain locked on to its target regardless of the terrain. To choose the best air compressor for home garage a complete guide will be presented in this article. rifled tank guns were prevalent until the 1960's. rifled barrels provide greater ballistic accuracy but suffer from rifle/tube wear after time. Rheinmetall's L/44 tank gun has a caliber of 120 mm, and a length of 44 calibers (5.28 meters (17.3 ft)). The improved 120mm smooth-bore gun has been developed by Israel Military Industries. In addition to shooting shot, you can also shoot slugs out of a smooth bore barrel. The bore refers to the hole in the gun barrel thru which the projectile (bullet) passes. Speaking to Forces TV here, the Minister made clear that the announcements will be made at the beginning of 2021.. - 1 M512 Smooth Bore High Velocity Cannon - 2 M247T Medium Machine Guns > Crew: - 1 Driver - 4 Passangers Features - More modded blocks to accurately depict the UNSC M808 MTB Scorpion's details and features from Halo Infinite. Academia.edu is a platform for academics to share research papers. Rifled tank gun barrels are still used by the British and Indian Armies, I believe all others use smoothbore now. Specifically for them HESH: High Explosive Squash Head. This projectile is encased in a shell that makes it form an air-tight seal with the inside of the gun barrell. Today all main battle tanks field them except the British Challenger 2 and Indian Arjun MBT. That means its rounds are over 20 times the size of AK -47s. Most of our engines run a smooth bore on our engines. The Russian navy conducted experiments with large-caliber smoothbore naval guns, which were halted by budget cuts. Tanks were no longer reserved for infantry support, and began to increasingly take over anti-tank roles, represented by the long-barreled guns they began to take carry. He wears a Rocket Suit, smog helmet, ray and Flit guns in his .belt, an electric blanket strapped to his. If we go back to the adoption of rifling, not just for tank guns as there were no tanks, but for ri. See Figure 5B9 B. Why do Railguns break? You get more shots with a smooth bore as a general rule (less thermal stress) and this also makes it less complicated to maintain your desired accuracy. To ease the force required to load the projectile, these early guns used an undersized ball, and a patch made of cloth, paper, or leather to fill the windage (the gap between the ball and the walls of the bore). The Israeli Lahat missile is integrated into 105mm rifled guns as well as the Indian 120mm rifled gun. Rifles guns are still considered somewhat more accurate at long range than smooth bore guns firing fin stabilized projectiles. M1 Abrams - posted in The Barracks: LetMeEatCake666, on 29 January 2017 - 08:29 AM, said: https://www.quora.co.-smoothbore-gun you need to study a little about munitions and material strengths before your an expert on it. HEAT becomes less and less important even on smoothbore guns. 05-23-2001, 01:57 PM. consist of a number of helical grooves on the internal surface of their barrel (bore). A 130mm or 140mm also obviously wouldn't be able to use existing stockpiles of 120mm ammunition and wouldn't have ammunition interchangeable with other tanks still using the smaller guns. Smooth bore .22 long guns (can't really call them a rifle) are sometimes referred to as garden guns because they're intended to be used with .22-caliber shot shells and to pepper snakes, rats . Todays tanks use APFSDS ammunition, or amour piercing fin stabilized discarding sabot. While I do not currently own a dedicated, rifled slug barrel, I reasoned that since both slugs are nose-heavy, they would fly true out of a smooth bore gun or a smooth bore gun with a rifled choke . The M1's primary weapon is a 120-mm M256 smoothbore cannon made by the German company Rheinmetall Landsysteme GmbH. Versions with reactive armour have V added, for vzryvnoy, "explosive". Smooth bore tank rounds have fins. "BB only guns" use a smooth bore barrel much . The deck gun might be a regional term, I have also heard it called the monitor, or the "Stang", but we are talking about the engine mounted master stream. This allows for the elimination of much of the heavy and bulky recoiling mechanisms of a conventional cannon while still . Therefore, there is no need for rifling to stabilise the round, which is done by the fins instead. #2. Which is understandable. In addition to the main cannon, the Abrams sports a M2H Browning . Steve Crandell wrote: Hundreds of drivers stuck on a 50-mile stretch of I-95 overnight due to snow, ice after fierce winter storm. HESH didn't really offer anything to tank, that HEAT wouldn't have already provided. 2,763. If you look down the barrel of a gun and observe closely, you will see a pattern like this engraved on the bore of the gun. Our engines have 500 gallon tanks on two of our newer engines which are 1000 gallon tanks they use a combo strait fog nozzle. A notable exception is the British Challenger 2 tank, which uses the 120 mm L30 rifled gun. The rifling begins at the forcing cone and continues to the muzzle. Many shotguns come standard with a smooth bore barrel because that's what you need to have to shoot shot (shells that have bbs or multiple projectiles - these are used in bird hunting and other sporting situations). Answer (1 of 10): Because the British still think that there is a need for High explosive shells to be fired. The PT-76's main armament is a 76.2mm Rifled Tank gun, which is inferior to heavy tank's 125mm or 120mm Smooth Bore Gun. The T96 turret was to be tested at first with the 105 mm smooth-bore on top of the T95 chassis. Most engine mounted master streams, fog, or a stack of smooth bore tips have a flow range of 500 to 1000 GPM. Tuck it next to the seat of your tractor or riding mower and have it at the ready for when something slithers into view through the grass, dispatch those barn-dwelling birds without dispatching the barn around them, or exterminate the mice that are turning your garden . Smooth-bore guns are usually found on tanks, and they fire a projectile with fins (like a rocket). Its sophisticated Fire-Control System allows the asynchronous operation of both rifled cannons while traveling at its top speed, against targets over a kilometer . The disadvantage of the rifled gun is maintenance. The new gun is an advanced generation of the gun developed for the Merkava 3. With APFSDS (Armor Piercing Fin Stabilized Discardable Sabot) - the actual projectile . Posted June 4, 2014. M1 Weapons. The PT-76 is a somewhat cost-effective tank. Rheinmetall is the main developer and manufacturer of 120mm smooth bore weapon systems in service today on the Leopard Main Battle Tank and the US Army Abrams Main Battle Tanks (via license to the US Army). In all naval guns and small arms except the .45 caliber pistol, the rifling has a right-hand twist. So, at the beginning I spoke why overmatching isn't as important for todays tanks as it were for tanks of the second world war. Definition of 'shot gun' 2.6 A "shot gun" is defined in section 1(3)(a) of the 1968 Act and means a smooth-bore gun (not being an air gun) which: a) has a barrel not less than 24 inches in length and does not have any barrel with a bore exceeding 2 inches in diameter. The majority of modern tanks are fitted with smoothbore guns, which do not utilise rifled barrels in order to impart spin to projectiles as they are fired (see Annex B). Hunters typically use rifles for long-range shooting, often to bring down deer, bear, elk or other large game animals. It's because the rounds the Abrams and other MBTs fire use fins to stabilise instead of rifling and spinning the physical round. The concentrated firepower and accuracy of a rifle-fired projectile makes it an effective long-range weapon. back. They are 1) ammunition stowage, 2) accuracy, and 3) variety of ammunition. Post Feb 25, 2019 #19 2019-02-25T16:21. A tank gun is the main armament of a tank. Pronouncing the 90 greatest albums of the '90s is a somewhat presumptuous thing to do. Smoothbore guns like the Rheinmetall 120mm L/44 gun could fire APFSDS (Armour Piercing Fin-stabilised Discarding Sabot rounds), guided missiles (like LAHAT) and M1028 canister rounds (an anti-infantry "shotgun" round. The first tank with a smoothbore gun was the Soviet T-62, introduced into service in 1961. Ever wondered which type of tank gun barrel is better, smoothbore or rifled?Clips stolen from BBC's topgear, :D -----. That is why. Tank guns generally use self-contained ammunition, allowing rapid loading (or use of an autoloader). The M1's main weapon is a 120-mm smoothbore cannon. @Flash0of0green yeah modern tank guns are smoothbore but this is definitely not a modern tank gun, it's a WW2 era tank gun as indicative of the rifled nature and the lack of, as you said, a bore evacuator, and also because it's from a panther F It is truly an awesome tank, especially once the commander's site is/was upgraded. But the armament is strong enough to destroy lightly armoured vehicles, like AA Units, and flanking helps increase the PT-76s chances to damage the enemy unit. Rheinmetall's 120 mm tank gun is the most widely fielded non-Russian tank gun and holds a virtual monopoly on NATO and Western-allied tank armaments; currently, most Western main battle tanks (MBTs) are armed with smoothbore 120 mm Rheinmetall cannons, except the UK which uses a rifled 120 mm cannon, and the French who engineered their own . uvGHT, RSahnO, CePQWC, UDRKTNF, PDQK, JTAeX, VQoP, meV, ROy, nKU, esHyeK,