Over at overlords blog, contributor david lister has written a nice summary of the history of chobham armor. Chobham armour is the informal name of a composite armour developed in the 1960s at the. The armour is provided on the hull and turret frount and on the crew areas of the turret sides over the frontal arc. Chobham armour will defeat 105mm and 120mm apds, apdsfs such as the quoted russian rounds. Various versions have served in the armed forces of germany and 12 other european countries, as well as several noneuropean nations. Chobham armor final fantasy xv wiki ff15 ffxv wiki. Chobham armour is the informal name of a composite armour developed in the 1960s at the british tank research centre on chobham common, surrey. Instead, it uses an armour composition which was based on the chobham design. It is most effective in protecting against shaped charges and specially hardened kinetic energy penetrators. Beware though, armour making can become a hobby in its own right and this book is but an introduction.
Chobham is a village and civil parish in the borough of surrey heath in surrey, england the village has a small high street area, specialising in traditional trades and motor trades. Its the story of felix, a foot soldier in a war against an alien antlike race. Other names informally given to chobham armour, include burlington, and dorchester. Originally it was two plates of metal with an unfired ceramicclay in the middle, which when hit by the molten metal spray jet. Kanchan armour is the name informally given to a modular composite armour developed by india. When the british introduced chobham armor in 1965 a asignificant step was taken in armor technology. The most famous armour of this type is called chobham armor and was introduces. Chobham, surrey, a town in surrey, england chobham common, located near chobham, surrey, location of a british tank research centre chobham armour, composite armour for tanks. But the janes authors described the german armour used on the leopard 2 as chobham in a book from 19791981 second edition.
A monsters stagger index is an adjusted value that gives a relative measure of how hard a monster is to stagger. You see, the original m1 had an armor called brl1 and this is thought to be a direct copy o. This book explains the theory, applications, and material science aspects of modern armour design as they are used in relation to vehicles, ships, personnel, and buildings, and. Although the exact composition of chobham armour remains a secret, it appears to be a combination of ceramic layered between armour steel plating, a combination that is excellent at defeating high explosive antitank heat rounds. So chobham was really only on the first abrams model, if on any abrams at all. Pronunciation of chobham with 1 audio pronunciation, 2 translations and more for chobham. Therefore the article includes a list of ceramics boron carbide, silicon carbide, aluminium oxide sapphire or alumina, aluminium nitride, titanium boride, but no really. This is used in wwii on many german tanks when heat rounds started to become commonplace. The whole article is giving no real hint of the composition of chobham armour, it is only talking about generall ceramic matrices armour chobhamstyle armour. The first was successfully developed in britain under the name of chobham armour.
Other names informally given to chobham armour include burlington and dorchester. The level of protection was raised even further with the adoption of the new chobham armour, which composition remains highly classified it is shared by the abrams that inaugurated it. Worsham et al 118 present a novel system of armour shown in fig. The suit of armor is made using special plates that can deflect projectiles, and is worn mostly to.
Galea is accused of researching homemade bombs, ballistic armour and guns. The american m1 abrams does not use chobham armour. Materials, theory, and design describes the existing and emerging protection technologies that are currently driving the latest advances in armour systems. Chobham armor a set of light armor brought from the faraway world of eos. The rpg29 hit the thin under armour of the tank the part that slopes upwards to meet the front armour. Armor is a science fiction book from my top ten list of favorite scifi books, maybe in my top ten in any category. The tank first entered service in 1979 and succeeded the earlier leopard 1 as the main battle tank of the german army. Why do people say chobham armour is the best armour. Armour of its kind was first adopted in the early 1970s in the m1 and leopard 2. Gralea region to the south of lestallum chapter 15, enemy drop. There are many different descriptions about the armour, often implying different composition. The challenger 2 is reputed to be one of the most sophisticated tanks in the world and those used in iraq by the british army are built with dorchester armour, the composition. Chobham armour is the name informally given to a composite armour developed in the 1960s at the british tank research centre on chobham common, surrey, england. The guardian the charts below display the rate of usage of armor vs.
The addition of chobham armor, which in different parts of the document is also referenced as spaced armour, was to improve the protection of the chieftain tank against handheld antitank weapons, such as the common rpg7. A relatively famous form of composite armor is so called chobham armor, that sandwiches a layer of ceramic between two plates of steel armor, and is used on main battle tanks such as the abrams. This armour package is used on the m1 tank series, challenger 1 and challenger 2 tanks. Chobham was such an improvement that it was soon used on the new u. Team yankee you will find a lot that is familiar for those with the original british book, iron maiden. Rolled homogeneous armour imposed itself rolled homogeneous armor, or rha, is a type of armor made of a single steel composition, as opposed to layered or cemented armor but armour thickness was between and 120150 mm depending on the model, which could be an armored car, a light tank, a medium or a heavy tank. Dear customers, due to the suspension of activities at workplace premises that takes effect from 7 th april 2020 till 1 st june 2020 or until further notice our office will be closed and order fulfilment will be delayed. More correctly chobham is a series of ceramic composite armour packages developed at the british armour research centre at chobham common, surrey. The most common type is explosive reactive armour era, but variants include selflimiting explosive. This is probably my third or fourth reread of this great book.
Composite armour is a type of vehicle armour consisting of layers of different material such as metals, plastics, ceramics or air. Interaction between highvelocity penetrators and moving armour. The book was produced in the royal armoury at greenwich, london, between 1557 and 1587, and charts some of the most spectacular armour ever made. The name has since become the common generic term for composite ceramic vehicle armour. So you have the flexibility to change the composition of your combat teams depending on the scenario, just so long as you have enough counters. The thickness of this armour varied from 8 mm on early tanks to 250 mm at. As the name already suggests, the document is a report on possible chieftain main battle tank mbt upgrade paths with chobham armor.
The german wikipedia, itself citing several books, also claims that a chobham like armour is used. Instead of rounded forms, the turrets of tanks using chobham armour typically have a slabsided appearance. The river bourne and its northern tributary, the hale, mill bourne or windle brook run through the village chobham lost a large minority of its land to west end, in 1968, which has a larger population and was. Chobham armour vs t80s reactive armour page 7 eugen. The lynx airmobile platoons have the same composition as the mechanised. The article currently contains a sentence, which supports the useage of chobham chobham like armour in the leo 2. Though many countries use composite armour, it is the bonding process and the matrix with which the composition hence term composite of ceramic materials is held in, that makes the. Arms and armour from prehistory to the age of chivalry by r. However, we have added a whole lot more including new equipment like challenger tanks and warrior infantry fighting vehicles, their units and formations, as well as new support and new. The name has since become the common generic term for ceramic vehicle armour. Abrams, leo and t80 have all been penetrated by lesser rpgs and on many times been destroyed by such weapons. The history of chobham armour and its names historical articles. The leopard 2 is a main battle tank developed by kraussmaffei in the 1970s for the west german army.
It could be better or worse, but because its primary armour composition has a catchy name and because most people do not give a shit about how armour actually works, and also because it is heavy and expensive, it is often. First things first, chobham armour isnt an accurate term, its like a family name for modern composites. This is hopefully going to be a short series at least two articles, maybe more on chobham armor and information takend from actual british reports on chobham armor, which have been declassified over the past years. Armour, for the heavy main battle tanks, moved into the realms of sophisticated, special armours, like chobham armour, which gives the challenger its high level of protection. Most composite armours are lighter than their allmetal equivalent, but instead occupy a larger volume for the same resistance to penetration. Popular arms and armor books meet your next favorite book. The m1 is mainly composed of sturdy rolled homogeneous armor rha steel plates, sandwiched around thicker protective material the core armor is a variation on the british chobham armor an arrangement of metal plates, ceramic blocks and open space. This is one of the oldest tricks in the book and really the only one that does not involve heavy materials and the only thing that is truly effective against hesh rounds.
Uk challenger ii tank on a firing exercise in wales in 2014. How does chobham armour compare to other mbt armour. The challenger 2 uses the latest version of chobham armour, which is referred to as dorchester, the name of the town in the uk where the armour is manufactured. Speculations about its composition remains uncertain, but levels of soft and hard steel, kevlar, carbon, rubber and possible others polymers are sandwiched. The simplest way is to have an armor skirt a good half a meter away from the tanks armor. Heat and sabot rounds may make it through the outer layer of the armor, but they wont make it all the way into the crew compartment. Chobham sandwiches a layer of ceramic between two plates of steel armour, which was shown to dramatically increase the resistance to heat projectiles, even in comparison to other composite armour designs. Both explosive and ceramic composite armor such as chobham are in essence reactive armor. The armour got its name from kanchan bagh, hyderabad, telengana, where the defence metallurgical research laboratory dmrl is located although the construction details of the armour remain a secret, it has been described as being made by sandwiching composite panels between rolled homogeneous. Chobham armour is a composite armour developed at the british tank research centre on chobham common.
Asked in militaria, weightlifting, guinness world records what is the worlds strongest tank. A canadian brigade group in the 80s was an interesting formation in that its orbat looked like a mini division, having its own armour, infantry, artillery, engineer, recce and service battalion assets. Nope, in fact there are 5 more armors better than it on the abrams alone. In time you may want to make even fancier, more complex and more authentic armour, in the meanwhile this book should get you out on the field. All calibre of hesh, atgm warheads with a diameter from 125mm 150mm and heat rounds of up to 6 inches in diameter. Reactive armour is a type of vehicle armour that reacts in some way to the impact of a weapon to reduce the damage done to the vehicle being protected.
561 550 770 805 474 171 98 380 426 18 1518 1268 595 151 1013 1357 1218 1033 1040 1303 1193 1449 1048 61 912 815 291 797 270 273 865 1433 83 522