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The Tiger II was a German
heavy tank A heavy tank is a tank classification produced from World War I to the end of the Cold War. These tanks generally sacrificed mobility and maneuverability for better armour protection and equal or greater firepower than tanks of lighter classes. ...
of the
Second World War World War II or the Second World War (1 September 1939 – 2 September 1945) was a World war, global conflict between two coalitions: the Allies of World War II, Allies and the Axis powers. World War II by country, Nearly all of the wo ...
. The final official German designation was ''Panzerkampfwagen'' Tiger ''Ausf''. B, often shortened to Tiger B.Jentz and Doyle 1993, p. 16. The ordnance inventory designation was ''
Sd.Kfz. ''Sonderkraftfahrzeug'' (abbreviated ''Sd.Kfz.'', German for "special purpose vehicle") was the ordnance inventory designation used by Nazi Germany before and during World War II for military vehicles; for example ''Sd.Kfz.'' 101 for the Panzer ...
'' 182. (''Sd.Kfz.'' 267 and 268 for command vehicles). It was also known informally as the ''Königstiger'' ( German for
Bengal tiger The Bengal tiger is a population of the ''Panthera tigris tigris'' subspecies and the nominate tiger subspecies. It ranks among the largest wild cats alive today. It is estimated to have been present in the Indian subcontinent since the Late ...
, ). Contemporaneous Allied soldiers often called it the King Tiger or Royal Tiger. The Tiger II was the successor to the
Tiger I The Tiger I () was a Nazi Germany, German heavy tank of World War II that began operational duty in 1942 in North African Campaign, Africa and in the Soviet Union, usually in independent German heavy tank battalion, heavy tank battalions. It g ...
, combining the latter's thick armour with the armour sloping used on the Panther medium tank. It was the costliest German tank to produce at the time. The tank weighed almost 70
tonne The tonne ( or ; symbol: t) is a unit of mass equal to 1,000  kilograms. It is a non-SI unit accepted for use with SI. It is also referred to as a metric ton in the United States to distinguish it from the non-metric units of the s ...
s and was protected by of armour to the front. It was armed with the long barrelled (71 calibres) 8.8 cm KwK 43 anti-tank cannon. The chassis was also the basis for the '' Jagdtiger'' turretless '' Jagdpanzer'' anti-tank vehicle.Schneider 1990, p. 18. The Tiger II was issued to heavy tank battalions of the
Army An army, ground force or land force is an armed force that fights primarily on land. In the broadest sense, it is the land-based military branch, service branch or armed service of a nation or country. It may also include aviation assets by ...
and the ''
Waffen-SS The (; ) was the military branch, combat branch of the Nazi Party's paramilitary ''Schutzstaffel'' (SS) organisation. Its formations included men from Nazi Germany, along with Waffen-SS foreign volunteers and conscripts, volunteers and conscr ...
''. It was first used in combat by
503rd Heavy Panzer Battalion The 503rd Heavy Panzer Battalion (; abbreviated: "s.Pz.Abt. 503") was a Nazi Germany, German heavy Panzer ''Abteilung'' (independent battalion-sized unit) equipped with Tiger I and Panzer III tanks. In 1944, it was re-equipped with the new Tiger ...
during the Allied
invasion of Normandy Operation Overlord was the codename for the Battle of Normandy, the Allied operation that launched the successful liberation of German-occupied Western Europe during World War II. The operation was launched on 6 June 1944 ( D-Day) with the ...
on 11 July 1944; on the Eastern Front, the first unit to be outfitted with the Tiger II was the 501st Heavy Panzer Battalion. Due to heavy Allied bombing, only 492 were produced.


Development

Development started in 1937 with a design contract awarded to
Henschel Henschel & Son () was a German company, located in Kassel, best known during the 20th century as a maker of transportation equipment, including locomotives, trucks, buses and trolleybuses, and armoured fighting vehicles and weapons. Georg C ...
. Another design contract followed in 1939, given to
Porsche Dr. Ing. h.c. F. Porsche AG, usually shortened to Porsche (; see below), is a German automobile manufacturer specializing in luxury, high-performance sports cars, SUVs and sedans, headquartered in Stuttgart, Baden-Württemberg, Germany. Th ...
.Jentz & Doyle 1993, p. 3. Both prototypes used the same turret design from
Krupp Friedrich Krupp AG Hoesch-Krupp (formerly Fried. Krupp AG and Friedrich Krupp GmbH), trade name, trading as Krupp, was the largest company in Europe at the beginning of the 20th century as well as Germany's premier weapons manufacturer dur ...
. The main differences were in the hull, transmission, suspension and automotive features. The Henschel version used a conventional hull design with sloped armour resembling the layout of the Panther tank. It had a rear-mounted engine and used nine steel-tired, eighty-centimetre-diameter overlapping road wheels per side with internal springing, mounted on transverse torsion bars, in a similar manner to the original Henschel-designed Tiger I. To simplify maintenance, however, the wheels were only overlapping ''without'' being interleaved—the full ''Schachtellaufwerk'' rubber-rimmed road-wheel system that had been in use on nearly all German
half-track A half-track is a civilian or military vehicle with wheels at the front for steering and continuous tracks at the back to propel the vehicle and carry most of the load. A half-track combines the soft-ground traction of a tank with the Car handl ...
s used the interleaved design, later inherited by the Tiger I and Panther. The Porsche hull designs included a rear-mounted turret and a mid-mounted engine. The suspension was the same as on the '' Elefant'' tank destroyer. This had six road wheels per side mounted in paired bogies sprung with short longitudinal torsion bars that were integral to the wheel pair; this saved internal space and facilitated repairs. One Porsche version had a gasoline-electric drive (fundamentally identical to a diesel-electric transmission, only using a gasoline-fueled engine as the prime mover), similar to a gasoline-electric hybrid but without a storage battery; two separate
drivetrain A drivetrain (also frequently spelled as drive train or sometimes drive-train) or transmission system, is the group of components that deliver mechanical power from the prime mover to the driven components. In automotive engineering, the driv ...
s in parallel, one per side of the tank, each consisting of a hybrid drive train; gasoline engine–
electric generator In electricity generation, a generator, also called an ''electric generator'', ''electrical generator'', and ''electromagnetic generator'' is an electromechanical device that converts mechanical energy to electrical energy for use in an externa ...
–electric motor–drive
sprocket A sprocket, sprocket-wheel or chainwheel is a profiled wheel A wheel is a rotating component (typically circular in shape) that is intended to turn on an axle Bearing (mechanical), bearing. The wheel is one of the key components of the whe ...
. This method of propulsion had been used on the rejected Tiger (P) design, which had been rebuilt as ''Elefant'', and in some US designs and was put into production in the French World War I era Saint-Chamond tank and post-World War I
Char 2C The char 2C, also known as the FCM 2C, was a French post WWI heavy tank landship, later considered a super-heavy tank. It was developed during World War I but not deployed until after the war. It was, in total volume or physical dimensions, the ...
. The Porsche suspension components were later used on a few of the later '' Jagdtiger'' tank destroyers. Another proposal was to use hydraulic drives; Dr. Porsche's unorthodox designs gathered little favour.


Design

Henschel won the design contract, and all Tiger IIs were produced by the firm. Two turret designs were used in production vehicles. The initial design is often misleadingly called the "Porsche" turret due to the misbelief that it was designed by Porsche for their
Tiger II The Tiger II was a Nazi Germany, German heavy tank of the World War II, Second World War. The final official German designation was ''Panzerkampfwagen'' Tiger ''Ausf''. B, often shortened to Tiger B.Jentz and Doyle 1993, p. 16. The ordnance inve ...
prototype; in fact it was the initial Krupp design for both prototypes. This turret had a rounded front and steeply sloped sides, with a difficult-to-manufacture curved bulge on the turret's left side to accommodate the commander's cupola. Fifty early turrets were mounted to Henschel hulls and used in action. In December 1943 the more common "production" turret, sometimes erroneously called the "Henschel" turret, was simplified with a significantly thicker flat face (which eliminated the
shot trap Shot may refer to: Arts, entertainment, and media *Shot (album), ''Shot'' (album), by The Jesus Lizard *''Shot, Illusion, New God'', an EP by Gruntruck *''Shot Rev 2.0'', a video album by The Sisters of Mercy *Shot (song), "Shot" (song), by The R ...
caused by the curved face of the earlier turret), and less-steeply sloped sides, which avoided the need for a bulge for the commander's cupola, and added additional room for ammunition storage. The turrets were designed to mount the 8.8 cm KwK 43 L/71 gun. Combined with the ''Turmzielfernrohr'' 9d (German "turret telescopic sight") monocular sight by Leitz, which all but a few early Tiger IIs used, it was a very accurate and deadly weapon. During practice, the estimated probability of a first-round hit on a high, wide target was 100 percent at , 95–97 percent at and 85–87 percent at , depending on ammunition type. Recorded combat performance was lower, but still over 80 percent at 1,000 m, in the 60s at 1,500 m and the 40s at 2,000 m. Penetration of armoured plate inclined at 30 degrees was at and respectively for the ''Panzergranate'' 39/43 projectile (PzGr – armour-piercing shell), and for the PzGr. 40/43 projectile between the same ranges. The ''Sprenggranate'' 43 (SpGr) high-explosive round was available for soft targets, or the ''Hohlgranate'' or ''Hohlgeschoss'' 39 (HlGr – HEAT or High-explosive anti-tank warhead) round, which had penetration at any range, could be used as a dual-purpose munition against soft or armoured targets.Jentz and Doyle 1993, pp. 23–24 Powered turret traverse was provided by the variable speed Boehringer-Sturm L4S hydraulic motor, which was driven from the main engine by a secondary drive shaft. A high and a low speed setting was available to the gunner via a lever on his right. The turret could be rotated 360 degrees at 6º/second in low gear independent of engine rpm, at 19º/second – the same as with the Tiger I – with the high speed setting and engine at 2000 rpm, and over 36º/second at the maximum allowable engine speed of 3,000 rpm. The direction and speed of traverse was controlled by the gunner through foot pedals, whilst a high torque low speed (useful when on slopes) or low torque high speed final gearing could be selected via a control lever near his left arm. This system allowed for very precise control of powered traverse, a light touch on the pedal resulting in a minimum traverse speed of 0.1 deg/sec (360 degrees in 60 min), unlike in most other tanks of the time (e.g. US
M4 Sherman The M4 Sherman, officially medium tank, M4, was the medium tank most widely used by the United States and Western Allies in World War II. The M4 Sherman proved to be reliable, relatively cheap to produce, and available in great numbers. I ...
or Soviet
T-34 The T-34 is a Soviet medium tank from World War II. When introduced, its 76.2 mm (3 in) tank gun was more powerful than many of its contemporaries, and its 60-degree sloped armour provided good protection against Anti-tank warfare, ...
medium tanks) this allowed for fine laying of the gun without the gunner needing to use his traverse handwheel. If power was lost, such as when the tank ran out of fuel, the turret could be slowly traversed by hand, assisted by the loader who had an additional wheel, which could manually rotate the turret at a rate of one-half a degree per each revolution of the hand crank; a 20° turret rotation required 40 full cranks of the handwheel, and to turn the turret a full 360° the gunner would be required to crank the handwheel 720 full revolutions. Like all German tanks, the Tiger II had a
petrol engine A petrol engine (gasoline engine in American and Canadian English) is an internal combustion engine designed to run on petrol (gasoline). Petrol engines can often be adapted to also run on fuels such as liquefied petroleum gas and ethanol blends ...
; in this case the same 700 PS (690 hp, 515 kW) V-12 Maybach HL 230 P30 which powered the much lighter Panther and Tiger I tanks. The Tiger II was under-powered, like many other heavy tanks of World War II, and consumed a lot of fuel, which was in short supply for the Germans. The transmission was the Maybach OLVAR OG 40 12 16 Model B, giving eight forward gears and four reverse, which drove the steering gear. This was the Henschel L 801, a double radius design which proved susceptible to failure. Transverse torsion bar suspension supported the hull on nine axles per side. Overlapped diameter road wheels with rubber cushions and steel tyres rode inside the tracks.Jentz and Doyle 1993, pp. 11–12. Late production Tiger Is received the same wheels, which were one of the few interchangeable parts between the two tanks. Like the Tiger I, each tank was issued with two sets of tracks: a normal "battle track" and a narrower "transport" version used during rail movement. The transport tracks reduced the overall width of the load and could be used to drive the tank short distances on firm ground. The crew were expected to change to normal battle tracks as soon as the tank was unloaded. Ground pressure was 0.76 kg/cm2 (10.8 psi).


Command variant

The command variant of the Tiger II was designated ''Panzerbefehlswagen'' Tiger ''Ausf. B''. It had two versions, ''Sd.Kfz''. 267 and ''Sd.Kfz''. 268. These had reduced ammunition capacity (only 63 rounds of 8.8 cm ammunition) to provide room for the extra radios and equipment, and had additional armour on the engine compartment. The ''Sd.Kfz''. 267 was to have used ''FuG'' 8 and ''FuG'' 5 radio sets, with the most notable external changes being a rod antenna mounted on the turret roof and a ''Sternantenne D'' ("Star antenna D"), mounted on an insulated base (the 105 mm ''Antennenfuß Nr. 1''), which was protected by a large armoured cylinder. This equipment was located on the rear decking in a position originally used for deep-wading equipment. The ''Sd.Kfz''. 268 used ''FuG'' 7 and ''FuG'' 5 radios with a two-metre rod antenna mounted on the turret roof and a 1.4 metre rod antenna mounted on the rear deck.


Production

The Tiger II was developed late in the war and built in relatively small numbers. Orders were placed for 1,500 Tiger IIs—slightly more than the 1,347 Tiger I tanks produced—but production was heavily disrupted by Allied bombing raids.Manchester 1968, p. 498. Among others, five raids between 22 September and 7 October 1944 destroyed 95 percent of the floor area of the Henschel plant. It is estimated that this caused the loss in production of 657 Tiger IIs.Jentz and Doyle 1993, p. 17. Only 492 units were produced: one in 1943, 379 in 1944, and 112 in 1945. Full production ran from mid-1944 to the end of the war.Jentz 1996, p. 288. Each Tiger II cost 321 500 Reichsmark. The vehicle was the costliest German tank to produce at the time. The Tiger II served as the basis for one production variant, the '' Jagdtiger''
casemate A casemate is a fortified gun emplacement or armoured structure from which guns are fired, in a fortification, warship, or armoured fighting vehicle.Webster's New Collegiate Dictionary When referring to antiquity, the term "casemate wall" ...
d tank destroyer, and a proposed ''Grille'' 17/21/30/42 self-propelled mount for heavy guns which never reached production.


Proposed upgrades

The Maybach HL234, an engine born from attempting to convert the Maybach HL230 to
fuel injection Fuel injection is the introduction of fuel in an internal combustion engine, most commonly automotive engines, by the means of a fuel injector. This article focuses on fuel injection in reciprocating piston and Wankel rotary engines. All c ...
, would have increased the power from 700 to at least 800 PS (hp). In January 1945 the ''Entwicklungskommission Panzer'' unanimously decided that HL234 be immediately included in the engine design and procurement program. The ZF AK-7-200 gearbox was also explored as an alternative to the Maybach Olvar-B semi-automatic gearbox, but ''
Waffenamt (WaA) was the German Army Weapons Agency. It was the centre for research and development of the Weimar Republic and later the Third Reich for weapons, ammunition and army equipment to the German Reichswehr and then Wehrmacht. It was founded 8 ...
'' research and development department ''Wa Prüf 6'' found that it offered inferior driving characteristics and so the Maybach Olvar-B was retained. There was also a program using the Simmering-Graz-Pauker Sla.16-cylinder diesel engine, but the war's constraint on supplies and Germany's capitulation resulted in the cancellation of this program. Krupp proposed mounting a new main weapon, the 10.5 cm KwK L/68. ''Wa Prüf 6'' did not support this as the ''Heer'' had not accepted the cannon. Other suggested improvements included stabilised sights, a stabilised main gun, an automatic ammunition feed, a
Carl Zeiss AG Zeiss ( ; ) is a German manufacturer of optical systems and optoelectronics, founded in Jena, Germany, in 1846 by optician Carl Zeiss. Together with Ernst Abbe (joined 1866) and Otto Schott (joined 1884) he laid the foundation for today's ...
stereoscopic rangefinder A stereoscopic rangefinder or stereoscopic telemeter is an optical device that measures distance from the observer to a target, using the observer's capability of binocular vision. It looks similar to a coincidence rangefinder, which uses differe ...
, heated crew compartment, stowage for an additional 12 rounds, and an
overpressure Overpressure (or blast overpressure) is the pressure caused by a shock wave over and above normal atmospheric pressure. The shock wave may be caused by sonic boom or by explosion An explosion is a rapid expansion in volume of a given amoun ...
and air filtration system to protect against
poison gas Many gases have toxic properties, which are often assessed using the LC50 (median lethal concentration) measure. In the United States, many of these gases have been assigned an NFPA 704 health rating of 4 (may be fatal) or 3 (may cause serious ...
. However, these also never got beyond the proposal stage or did not enter production before the war ended.


Specifications

* Gearbox: Maybach OLVAR OG 40 12 16 B (eight forward and four reverse) * Radio: FuG 5, ''Befehlswagen'' (command tank) version: ''FuG'' 8 (''Sd.Kfz''. 267), ''FuG'' 7 (''Sd.Kfz''. 268) * Ammunition: ** 8.8 cm – 80 rounds (early turret), 86 rounds (main production turret), usually 50% ''PzGr'' 39/43 and 50% SprGr 43, sometimes with a limited number of ''PzGr'' 40/43, or with the ''SprGr'' replaced by HlGr ** 7.92mm – up to 5,850 rounds * Gun Sight: ''Turmzielfernrohr'' 9b/1 (TZF 9b/1) binocular to May 1944, then the 9d (TZF 9d) monocular.


Operational history


Organisation

Apart from research, training, and a five-tank attachment to the Panzer Lehr, the Tiger II was only issued to heavy tank battalions (''schwere Panzer-Abteilungen'') of the
German Army The German Army (, 'army') is the land component of the armed forces of Federal Republic of Germany, Germany. The present-day German Army was founded in 1955 as part of the newly formed West German together with the German Navy, ''Marine'' (G ...
(''Heer''), or ''
Waffen-SS The (; ) was the military branch, combat branch of the Nazi Party's paramilitary ''Schutzstaffel'' (SS) organisation. Its formations included men from Nazi Germany, along with Waffen-SS foreign volunteers and conscripts, volunteers and conscr ...
''.Jentz and Doyle 1993, p. 36. A standard battalion (''Abteilung'') comprised 45 tanks: Units that used the Tiger II were as follows: :''Heer: (s.H.Pz.Abt)'' 501, 502, 503, 504, 505, 506, 507, 508, 509, 510, 511 :''SS: (s.SS.Pz.Abt)'' 501, 502, 503


Reliability and mobility

Early Tiger IIs proved unreliable, owing principally to leaking seals and gaskets, an overburdened drive train originally intended for a lighter vehicle, and teething problems with the final drive and steering unit, both of which had been newly designed for the Tiger II.Jentz and Doyle 1993, p. 34 The final drive unit and the double radius steering gear were initially particularly prone to failures. The new double-link track proved to be vulnerable to sideways stresses when the tank was driving on uneven terrain, as well as causing only every other sprocket tooth to engage with the track, leading to their rapid wear and potentially damaging the final drive. The inspector general of panzer troops, Wolfgang Thomale, said in a briefing on November 4, 1944, "These complaints could be traced back to the new track, which, although a considerable production simplification, on the other hand entails a greater susceptibility of the Tiger." The engagement of only every second sprocket tooth was causing "sudden jerks in the final drive, which cannot withstand these blows". Henschel's chief designer, Erwin Aders, wrote, "The failure occurred because the Tiger II went into production without considering the test results." Lack of crew training could amplify this problem; drivers originally given only limited training on other tanks were often sent directly to operational units already on their way to the front. The ''Schwere Heeres Panzer Abteilung'' 501 arrived on the Eastern Front with only eight out of 45 tanks operational; these faults were mostly due to final drive failures. The first five Tiger IIs delivered to the
Panzer Lehr Division The Panzer-Lehr-Division (tank teaching division) was an elite German armoured division during World War II. It was formed in 1943 onwards from training and demonstration troops (''Lehr'' = "teach") stationed in Germany, to provide additional a ...
broke down before they could be used in combat, and were destroyed to prevent capture.Jentz and Doyle 1993, p. 35. Henschel worked closely with crews to solve the problems, and with the introduction of modified seals, gaskets, drive train components and a new track and sprocket wheel design, as well as improved driver training and sufficient maintenance, the Tiger II could be maintained in a satisfactory operational condition. Statistics from 15 March 1945 show reliability rates of 59 percent for the Tiger, almost equal to the 62 percent of the
Panzer IV The IV (Pz.Kpfw. IV), commonly known as the Panzer IV, is a German medium tank developed in the late 1930s and used extensively during the Second World War. Its ordnance inventory designation was Sd.Kfz. 161. The Panzer IV was the most numer ...
and better than the 48 percent of the Panther that were operational by this period. The s.H.Pz.Abt 503 noted in an after-action report during operations in Hungary, November 1944: Notwithstanding its initial reliability problems, the Tiger II was remarkably agile for such a heavy vehicle. Contemporary German records and testing results indicate that its tactical mobility was as good as or better than most German or Allied tanks. Lt Col H.A. Shields of the 66th Armored Regiment reported in 1945:


Combat history

The first combat use of the Tiger II was by the 1st Company of the
503rd Heavy Panzer Battalion The 503rd Heavy Panzer Battalion (; abbreviated: "s.Pz.Abt. 503") was a Nazi Germany, German heavy Panzer ''Abteilung'' (independent battalion-sized unit) equipped with Tiger I and Panzer III tanks. In 1944, it was re-equipped with the new Tiger ...
(''s.H.Pz.Abt''. 503) during the
Battle of Normandy Operation Overlord was the codename for the Battle of Normandy, the Allied operation that launched the successful liberation of German-occupied Western Europe during World War II. The operation was launched on 6 June 1944 (D-Day) with the N ...
, opposing the Canadian offensive Operation Atlantic between Troarn and Demouville on 18 July 1944. Two were lost in combat, while the company commander's tank became irrecoverably trapped after falling into a bomb crater created during Operation Goodwood.Schneider 2000, p. 133. On the Eastern Front, it was first used on 12 August 1944 by the 501st Heavy Panzer Battalion (''s.H.Pz.Abt''. 501) resisting the Lvov–Sandomierz Offensive. It attacked the Soviet bridgehead over the
Vistula River The Vistula (; ) is the longest river in Poland and the ninth-longest in Europe, at in length. Its drainage basin, extending into three other countries apart from Poland, covers , of which is in Poland. The Vistula rises at Barania Góra ...
near
Baranów Sandomierski Baranów Sandomierski is a small town in southern Poland, in the Subcarpathian Voivodeship, Subcarpathian Voivodship, Tarnobrzeg County on the Vistula River, with 1,420 inhabitants as of December 2021. Baranów lies near the Vistula river, along ...
. On the road to Oględów, three Tiger IIs were destroyed in an ambush by a few T-34-85s. Because these German tanks suffered ammunition explosions, which caused many crew fatalities, main gun rounds were no longer allowed to be stowed within the turret, reducing capacity to 68. Up to fourteen Tiger IIs of the 501st were destroyed or captured in the area between 11 and 14 August to ambushes and flank attacks by both Soviet T-34-85 and IS-2 tanks, and
ISU-122 The ISU-122 (acronym of'' Istrebitelnaja - or Iosif Stalin-based - Samokhodnaya Ustanovka 122'') was a Soviet assault gun used during World War II, mostly in the anti-tank role. History and purpose A prototype of the ISU-122 (in Russian ИСУ ...
assault guns in inconvenient sandy terrain. The capture of three operational Tiger IIs allowed the Soviets to conduct tests at
Kubinka Kubinka () is a types of inhabited localities in Russia, town in Odintsovsky District of Moscow Oblast, Russia, located on the Setun River, west of Moscow. Population: __TOC__ History Kubinka, founded in the 15th century, may have been named ...
and to evaluate its strengths and weaknesses On 15 October 1944, Tiger IIs of 503rd Heavy Panzer Battalion played a crucial role during
Operation Panzerfaust Operation Panzerfaust () was a military operation undertaken in October 1944 by the German to ensure the Kingdom of Hungary (1920–1946), Kingdom of Hungary would remain a German ally in World War II. When German leader Adolf Hitler received wo ...
, supporting Otto Skorzeny's troops in taking the Hungarian capital of
Budapest Budapest is the Capital city, capital and List of cities and towns of Hungary, most populous city of Hungary. It is the List of cities in the European Union by population within city limits, tenth-largest city in the European Union by popul ...
, which ensured that the country remained with the
Axis An axis (: axes) may refer to: Mathematics *A specific line (often a directed line) that plays an important role in some contexts. In particular: ** Coordinate axis of a coordinate system *** ''x''-axis, ''y''-axis, ''z''-axis, common names ...
until the end of the war. The 503rd then took part in the Battle of Debrecen. The 503rd remained in the Hungarian theater of operations for 166 days, during which time it accounted for at least 121 Soviet tanks, 244 anti-tank guns and artillery pieces, five aircraft and a train. This was set against the loss of 25 Tiger IIs; ten were knocked out by Soviet troops and burned out, two were sent back to
Vienna Vienna ( ; ; ) is the capital city, capital, List of largest cities in Austria, most populous city, and one of Federal states of Austria, nine federal states of Austria. It is Austria's primate city, with just over two million inhabitants. ...
for a factory overhaul, while thirteen were blown up by their crews for various reasons, usually to prevent them from falling into enemy hands. The Tiger II was also used in significant numbers, distributed into four heavy panzer battalions, during the Ardennes Offensive (also known as the 'Battle of the Bulge') of December 1944. At least 150 Tiger IIs were present, nearly a third of total production; most were lost over the course of the offensive. Some Tiger IIs were also present during the Soviet Vistula–Oder and East Prussian Offensives in January 1945, as well as the German Lake Balaton Offensive in Hungary in March 1945, the Battle of the Seelow Heights in April 1945, and the Battle of Berlin at the end of the war. The 103rd SS Heavy Panzer Battalion (''s.SS Pz.Abt''. 503) claimed approximately 500 kills in the period from January to April 1945 on the Eastern Front for the loss of 45 Tiger IIs (most of which were abandoned and destroyed by their own crews after mechanical breakdowns or for lack of fuel).


Gun and armour performance

The heavy armour and powerful long-range gun gave the Tiger II an advantage against all opposing Western Allied and
Soviet The Union of Soviet Socialist Republics. (USSR), commonly known as the Soviet Union, was a List of former transcontinental countries#Since 1700, transcontinental country that spanned much of Eurasia from 1922 until Dissolution of the Soviet ...
tanks attempting to engage it from head on. This was especially true on the Western Front where, until the arrival of the few M26 Pershings in 1945 and the few M4A3E2 Sherman "Jumbo" assault tanks with additional armour that were scattered around Europe after D-Day, as well as a few late Churchill models, neither the British nor US forces brought heavy tanks into service. A ''Wa Prüf 1'' report estimated that the Tiger II's frontal aspect was impervious to the Soviet 122 mm D-25T, one of the largest calibre tank guns of the war. Soviet testing found that the frontal glacis could be destroyed only by firing 3–4 shots at the weld joints from the ranges of 500–600m. Weld joints were found to be inferior quality to the Tiger I and Panther. An R.A.C 3.d. document of February 1945 estimated that the British (76.2 mm) QF 17-pounder gun, using
armour-piercing discarding sabot Armor-piercing discarding sabot (APDS) is a type of Rifling, spin-stabilized kinetic energy penetrator, kinetic energy projectile for anti-armor warfare. Each projectile consists of a sub-caliber round fitted with a Sabot (firearms), sabot. The co ...
shot was theoretically capable of penetrating the front of the Tiger II's turret and nose (lower front hull) at respectively although, given the lack of a stated angle, this was presumably at the ideal 90 degrees and in combat the Tiger II was never penetrated frontally by the QF 17-Pounder.Jentz and Doyle, 1993, pp. 34–36 As a result of its thick frontal armour, flanking manoeuvres were most often used against the Tiger II to attempt a shot at the thinner side and rear armour, giving a tactical advantage to the Tiger II in most engagements.Jarymowycz 2001, p. 274. Moreover, the main armament of the Tiger II was capable of knocking out any Allied tank frontally at ranges exceeding , well beyond the effective range of Allied tank guns.Jarymowycz 2001, p. 258.


Soviet wartime testing

During August 1944, two Tiger Ausf B tanks were captured by the Soviets near
Sandomierz Sandomierz (pronounced: ; , ) is a historic town in south-eastern Poland with 23,863 inhabitants (), situated on the Vistula River near its confluence with the San, in the Sandomierz Basin. It has been part of Świętokrzyskie Voivodeship (Holy ...
, and were soon moved to the testing grounds at
Kubinka Kubinka () is a types of inhabited localities in Russia, town in Odintsovsky District of Moscow Oblast, Russia, located on the Setun River, west of Moscow. Population: __TOC__ History Kubinka, founded in the 15th century, may have been named ...
. During the transfer, the two tanks suffered from mechanical breakdowns. The cooling system was insufficient for the excessively hot weather, causing overheated engines and gearbox failure. The right suspension of one of the tanks had to be completely replaced, and its full functionality could not be re-established. The tank broke down again every 10–15 km. The 8.8 cm KwK 43 gave positive results in penetration and accuracy, which were on par with the 122 mm D-25T. It proved capable of passing completely through its "colleague", a Tiger Ausf B's turret at a range of 400 m. The armour of one vehicle was tested by firing at it with shells between 100 and 152 mm calibre. The welding was, despite careful workmanship, significantly worse than on similar designs. As a result, even when shells did not penetrate the armour, there was often a large amount of
spalling Spall are fragments of a material that are broken off a larger solid body. It can be produced by a variety of mechanisms, including as a result of projectile impact, corrosion, weathering, cavitation, or excessive rolling pressure (as in a ball ...
from the inside of the plates, which damaged the transmission and rendered the tank inoperable. Further testing showed that the armour plate was inferior quality to earlier German tanks such as the Tiger I and Panther. Lab testing found the plates lacked molybdenum (ascribed to a loss of supply, being replaced by vanadium), resulting in low malleability. The expanded firing test states that the АР projectiles from the 100 mm BS-3 and 122 mm A-19 gun penetrated a Tiger Ausf B's turret at ranges of 1000–1500 metres. However, the firing test against the turret front was conducted after removal of the gun and mantlet, and penetrations were close to openings such as vision slits and the gun location. The penetrations to the right gun opening occurred after previous 100 mm projectile penetration hits or armour damage. The 100 mm BS-3 and 122 mm A-19 could also penetrate the weld joints of the front hull at ranges of 500–600 metres after 3–4 shots.


Surviving vehicles

The only working example is displayed at the ''
Musée des Blindés The ''Musée des Blindés'' ("Museum of Armoured Vehicles") or ''Musée Général Estienne'' is a tank museum located in Saumur in the Loire Valley of France. It is now one of the world's largest tank museums. It began in 1977 under the leade ...
'',
Saumur Saumur () is a Communes of France, commune in the Maine-et-Loire Departments of France, department in western France. The town is located between the Loire and Thouet rivers, and is surrounded by the vineyards of Saumur itself, Chinon, Bourgu ...
, France. It has the production turret and is accessible to the public. This tank belonged to the 1st Company, 101st SS Heavy Panzer Battalion. It was believed to have been abandoned by its crew on 23 August 1944, due to engine problems, at Brueil-en-Vexin, near
Mantes-la-Jolie Mantes-la-Jolie (, often informally called Mantes) is a Communes of France, commune in the Yvelines Departments of France, department in the Île-de-France Regions of France, region of north-central France. It is located to the west of Paris, f ...
. It was salvaged by the French Army in September 1944 and then stored in a factory in Satory before being transferred to the museum in 1975. It was believed to have had turret number 123, but Colonel Michel Aubry, the founder of the museum, decided to put 233 on the turret in honour of the Tiger II that destroyed his Sherman tank at the end of the war. Unlike other captured German vehicles, this Tiger II was never used by the French Army. Other survivors include: * The Tank Museum, Dorset, UK: Tiger II with early production turret is on display. This vehicle was the second soft steel prototype made and did not see active service. *
Defence Academy of the United Kingdom The Defence Academy of the United Kingdom provides higher education for personnel in the British Armed Forces, Civil Service (United Kingdom), Civil Service, other government departments and service personnel from other nations. Structure The ...
, Shrivenham, UK: Tiger II (production turret). This vehicle was from ''s.SS Pz.Abt. 501'', with hull number 280093, turret number 104, and has a comprehensive coating of Zimmerit. It was claimed by Sergeant Roberts of A Squadron, 23rd Hussars, 11th Armoured Division in a Sherman tank near
Beauvais Beauvais ( , ; ) is a town and Communes of France, commune in northern France, and prefecture of the Oise Departments of France, département, in the Hauts-de-France Regions of France, region, north of Paris. The Communes of France, commune o ...
, although it had already been disabled and abandoned by its crew following damage to its tracks and final drive. This vehicle is currently on display at The Tank Museum, in Dorset, UK. * The Wheatcroft Collection,
Leicestershire Leicestershire ( ) is a Ceremonial counties of England, ceremonial county in the East Midlands of England. It is bordered by Derbyshire, Nottinghamshire and Lincolnshire to the north, Rutland to the east, Northamptonshire to the south-east, Warw ...
, UK. A private collector, Kevin Wheatcroft, is about to start a restoration/rebuild of a complete Tiger II. The project will include parts from many individual Tiger IIs, but many parts will be of new manufacture. Wheatcroft has stated that he has 70–80% of the original parts needed for a reconstruction and more parts are sourced continuously. Known and shown parts are a complete front glacis plate, 8.8 cm KwK 43 main armament, engine deck plates, approx. 1/3 hull (rear) in one part, a set of tracks, and approx. 2/3 of the left-side hull plate in two parts. The aim of the project is a complete Tiger II in running order. * Deutsches Panzermuseum,
Munster Munster ( or ) is the largest of the four provinces of Ireland, located in the south west of the island. In early Ireland, the Kingdom of Munster was one of the kingdoms of Gaelic Ireland ruled by a "king of over-kings" (). Following the Nor ...
, Germany: Tiger II (production turret), hull number 280101. Originally bearing turret number 121 from s.SS.Pz.Abt 501, it was restored with a different number for unknown reasons. *
Mantes-la-Jolie Mantes-la-Jolie (, often informally called Mantes) is a Communes of France, commune in the Yvelines Departments of France, department in the Île-de-France Regions of France, region of north-central France. It is located to the west of Paris, f ...
, France. A more or less complete, but wrecked, Tiger II (production turret) is buried under regional road 913. Parts of the turret were recovered in a limited exploratory excavation in 2001. Further excavation halted for financial reasons. There are plans to fully excavate and restore this Tiger II for a
Vexin Vexin () is a historical county of northern France. It covers a verdant plateau on the right bank (north) of the Seine running roughly east to west between Pontoise and Romilly-sur-Andelle (about 20 km from Rouen), and north to south betw ...
battle memorial. *
Kubinka Tank Museum The Kubinka Tank Museum (Центральный музей бронетанкового вооружения и техники - Tsentral'nyy Muzey Bronetankovogo Vooruzheniya I Tekhniki -Central Museum of Armored Arms and Technology) is a larg ...
, Russia: Tiger II (production turret) with turret number 002 (502) captured at Oględów by the Red Army. * December 44 Museum, La Gleize, Belgium: A cosmetically restored Tiger II (production turret), hull number 280273, built in October 1944. Turret number 213 from ''s.SS Pz.Abt 501''. Displayed at the entrance to December 44 Museum Collections, a museum devoted entirely to the
Battle of the Bulge The Battle of the Bulge, also known as the Ardennes Offensive or Unternehmen Die Wacht am Rhein, Wacht am Rhein, was the last major German Offensive (military), offensive Military campaign, campaign on the Western Front (World War II), Western ...
. This tank was abandoned in La Gleize on 24 December 1944, where the advance of Kampfgruppe Peiper was halted. The front part, about 1/3, of the gun barrel is restored with a Panther gun barrel and muzzle brake. It also has restored mudguards. It is stripped of exterior and internal fittings and most of the torsion bars are broken, but it still has its gearbox and engine in place. * U.S. Army Armor & Cavalry Collection,
Fort Benning Fort Benning (named Fort Moore from 2023–2025) is a United States Army post in the Columbus, Georgia area. Located on Georgia's border with Alabama, Fort Benning supports more than 120,000 active-duty military, family members, reserve compone ...
, Georgia, United States: Tiger II (production turret), hull number 280243, built in September 1944. Turret number 332 from ''s.SS Pz.Abt. 501''. Captured during the
Battle of the Bulge The Battle of the Bulge, also known as the Ardennes Offensive or Unternehmen Die Wacht am Rhein, Wacht am Rhein, was the last major German Offensive (military), offensive Military campaign, campaign on the Western Front (World War II), Western ...
by Sgt. Glenn D. George of the 740th Tank Battalion of the 1st US Army on December 24, 1944. The left side was cut open for educational purposes at the
Aberdeen Proving Ground Aberdeen Proving Ground (APG) is a U.S. Army facility located adjacent to Aberdeen, Harford County, Maryland, United States. More than 7,500 civilians and 5,000 military personnel work at APG. There are 11 major commands among the tenant units, ...
in the late 1940s. Was on display at the former "Patton Museum of Cavalry & Armor, Fort Knox KY, then under BRAC transferred to Fort Benning. * Schweizerisches Militärmuseum Full, Switzerland. This Tiger II (production turret) was previously displayed in the Thun Tank Museum, and was loaned to the Schweizerisches Militärmuseum Full in September 2006). This tank was given to Switzerland by France after the war. Hull number 280215 from ''s.H.Pz.Abt 506''. As of 2021, it is in the process of being restored to working order.


See also

*
List of military vehicles of World War II The following is a list of World War II, Second World War military vehicles used by each participant country, showing numbers produced in parentheses. Albania Tanks * Fiat 3000 Armoured cars * Lancia 1ZM Tankettes * CV-33 Utility vehicles ...
* List of World War II military vehicles of Germany *
List of Sd.Kfz. designations ''Sonderkraftfahrzeug'' (abbreviated ''Sd.Kfz.'', German language, German for "special purpose vehicle") was the Military logistics, ordnance inventory designation used by Nazi Germany before and during World War II for military vehicles; for examp ...
* List of WWII Maybach engines


Tanks of comparable role, performance and era

* Soviet IS-3 heavy tank - entered service in 1945 * United States T26E4 "Super Pershing" heavy tank * French ARL 44 - produced and served in limited numbers in the late 1940s and early 1950s * French AMX-50 - several prototypes produced in the late 1940s and early 1950s


References

Informational notes Citations Bibliography * * * * * * * * * * * * * * * * *


External links


Information about the Pz.Kpfw.Tiger Ausf.B "Tiger II" at Panzerworld


(U.S. intelligence report, 1944) {{DEFAULTSORT:Tiger Ii Heavy tanks of Germany World War II heavy tanks World War II tanks of Germany History of the tank Military vehicles introduced from 1940 to 1944