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The Third Empire - Chapter 842

Published at 19th of October 2021 11:43:37 AM


Chapter 842: 842

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What is the most important thing for armor piercing bullets? Speed, of course! With speed, there is energy. In the process of penetrating armor, the kinetic energy decreases continuously. The storage speed of shells is very important.

At the same time, another important aspect is the diameter of the warhead.

With the same energy, it must be easier to tear a small hole than a large hole. Therefore, with this idea, Krupp engineers began to study how to thin tank shells.

The result is a sub caliber armor piercing projectile.

As the name suggests, the sub caliber means that the caliber should be smaller. This kind of shell is equivalent to a sandwich structure.

The outer warhead is a traditional caliber warhead, accounting for about 60% of the whole armor piercing projectile. There is a sharper inner warhead inside. This one with a diameter much smaller than that of the shell is called a sub caliber warhead.

When shooting, the shell is fired like an ordinary shell. When it hits the tank armor, the warhead is vibrated. The rear of the secondary diameter warhead is filled with inert gunpowder, and the warhead inside is fired.

In this way, the outer refined steel warhead penetrates armor, and the inner tungsten alloy sub caliber warhead also penetrates armor. Even if the outer warhead cannot penetrate, the inner warhead has a finer bullet diameter and is easier to puncture. This penetration depth has been improved.

"We have now completed the research and development of the 75mm sub caliber shell. The performance of this shell is more than 30% higher than that of the existing ordinary armor piercing shell." Said Alfred.

The initial development is not the 88mm gun, because the performance of this gun is enough. The main armor of any opponent's tank will be broken down.

In the equipment of the German army, there are also a large number of 75mm towed anti tank guns, which will be the main infantry anti tank weapons in Germany in recent years. Therefore, the first thing to be completed now is to improve the performance of this anti tank gun. After all, the gun barrel of this gun is not long and its power is not as powerful as the 88mm gun.

The performance improvement of 30% is definitely a sky high number. Alfred is very confident.

In later generations, in the late World War II, the technology of German sub caliber armor piercing projectile has been developed and extended to all aspects. Compared with all shells made of tungsten alloy, it is much cheaper and has better armor piercing ability.

But

Xierik frowned and said faintly, "I think there is still a lot of room to improve this kind of shell. In other words, our armor piercing shells mainly rely on the inner sub caliber bullet core to break through each other's armor. Then, such a heavy bullet outside is a burden."

Rely on the inner core to break through, but the outer part occupies 60% of the weight. Isn't this a burden?

Hearing the proposal of Chirac, the Krupp experts present were all frightened. How can they explain it to the head of state?

The reason is very simple. The muzzle is so thick that it can't go on the outside. How can we keep it closed with the gun barrel? Is it possible for an anti tank gun with a caliber of 75mm to launch a core with a diameter of more than ten centimeters?

Xierik continued to state his point of view: "I think all the external parts can be removed. In this way, the warhead is thinner, the air resistance is smaller, and the storage speed in the air is very high. At the same time, under the same barrel energy, the lighter warhead can obtain a higher initial speed. For the anti tank gun, the higher the speed of the shell, the better."

"So, how do we solve the problem of air tightness?" Alfred brought it up, because he knew that if Herek mentioned it, there must be a way!

"It's simple. We'll add a sabot with the same diameter as the muzzle in the back. Isn't that the problem?" "When it flies away from the muzzle, it's better to let the sabot fall off and only let the thin armor piercing projectile in front fly, isn't it?"

Suddenly, everyone opened their mouths, good! This is really a good idea. Why didn't you think of it?

Herrick, Fuehrer, what a genius!

"At the same time, I think the slender body may roll in flight, so we can install tail wings at the tail of the body for stability." Hilrick continued.

These, of course, were not thought up by hilrick. This was originally a common tail stable shelling armor piercing projectile in later generations!

The armour piercing projectile body is clamped in the middle with a light sabot. The caliber of the sabot is consistent with that of the cannon. The armour piercing projectile is made into a slender rod shape. After being discharged, the sabot automatically falls off due to the effect of resistance, and the projectile body continues to fly along the direction of the gun barrel. This is the origin of the word "shelling".

At the same time, in order to ensure the stability and accuracy of the slender projectile in the flight process, when manufacturing armor piercing projectile, four tail wings are installed at the tail in a cross arrangement, so it is called "tail wing stability".

The only difference is that in later generations, the common is the smooth bore gun, and the tail is used to maintain stability, because this kind of shell does not rotate when flying out. Now, the common is the linear bore gun, which still needs to use the tail, which is the experience of the British people.

Because this kind of thing was actually invented by the British. In the late World War II, the British developed this new kind of bomb and successfully used it in the 17 pound anti tank gun.

The ordinary hollow charge can penetrate 130 mm armor at 500 meters. After using the shelled armor piercing projectile, the penetration depth in the same case reaches an amazing 204 MM! Absolutely exists against the sky!

Now, Britain has been conquered. There is no need to worry about this anti sky armor piercing bullet. Germany still studies this new ammunition as a technical reserve. Moreover, there are many unknown risks in the new technology.

For example, although the British people in history have this kind of shelling and armor piercing projectile, it has low precision, large dispersion and small quantity, so it is not widely used in practice, and Germany will certainly encounter many problems if it wants to study it.

This kind of sub caliber armor piercing projectile has matured. The next step is to develop more excellent shelling armor piercing projectile!

"In addition to armor piercing bullets, we are also studying the protection of armor." Alfred continued: "now, we are studying ceramic materials, sandwiched between two layers of armor, hoping to improve armor protection."

Germany has the best armor steel and has developed mouse tanks weighing nearly 200 tons. However, the final orthodoxy is still the king of composite armor, which depends on industrial accumulation and some luck.

German researchers are actively studying new technologies. At the same time, in the factory, Tiger tanks finally began to enter the production stage in large quantities according to the finalized scheme.

On the battlefield in North Africa, fierce fighting remains.




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