Military Industry: On the eve of the Anti-Eagle War, unlock the skills of a strong country

Chapter 82 Oxygen top-blown converter, dedicated to steelmaking.

A 2 billion US dollar interest-free loan.

Zhang Tian felt it necessary to have a good talk with Minister Wang about this matter.

There isn't much involved here.

But first of all, we must get the approval from above.

Otherwise, if these 2 billion US dollars were placed in front of Zhang Tian for no reason, he would not dare to take it.

If you want to go to the Northwest to plant trees, just say so.

"Leader, this is what happened..." Zhang Tian invited Minister Wang into the office and told him everything that happened.

After listening to this, Minister Wang nodded slowly.

He understood.

Zhang Tian wanted to sell this antibiotic through Salavis’ six agents.

After all, their current production has reached saturation.

In this way, selling the food outside is a good option and it can also generate some foreign exchange.

Zhang Tian felt that the current antibiotics were expensive, and he had more than just penicillin.

If I sell this outside, I will definitely make a lot of money.

Therefore, he didn't want to let Sharavis get such a big bargain for free, so he asked him for an interest-free loan of 2 billion US dollars.

Minister Wang lowered his head and thought for a while, then felt that it was feasible.

First of all, they are under great pressure now. The domestic production development and the expenditure on Goryeo are both astronomical figures.

With these 2 billion US dollars in hand, many of the current headaches will be easily solved.

He said, "Xiao Zhang, I think this is okay. After all, we are under great pressure now. I believe the higher-ups will agree."

Zhang Tian felt relieved when he heard this.

If Minister Wang says there is no problem, then we can basically make the decision.

Then, he will talk about his plan in detail.

The question is how to increase the current steel production.

How low is the current steel production? Last year, in the forty-ninth year, steel production was only 15.8 tons.

Yes, it didn’t even reach 20 tons.

This year's output has increased a little, but it is only 61 tons. Even in the following years, with the continuous acceleration of production and the restoration of various smelting equipment, by the fifty-seventh year, it was only a little.

535 million tons.

That sounds like a lot.

During the same period, the production capacity of Eagle Sauce had reached 1.08 million tons.

The difference is more than ten or twenty times.

Ultimately, it’s a technical limitation.

Their current steelmaking technology is just the most basic blast furnace ironmaking technology, and only a few large factories are using it.

The equipment used are all left over from the chicken feet basin.

The output is not high and is unstable.

Some small local factories still use the more primitive steel pouring method, which results in even lower output.

But there is no other way, without the technology, this is the only way.

Seeing that Zhang Tian didn't say anything, Minister Wang asked again: "Xiao Zhang, didn't you say you had something else to tell me?"

Only then did Zhang Tian come back to his senses.

He slowly said, "Leader, before I tell you the next thing, I would like to invite you to the workshop to take a look at a new device I have."

"I bet you'll be interested."

Minister Wang was actually interested.

Every time this Zhang Tian does this, it always brings him surprises.

He laughed and scolded, "Then I'll go and see what you are up to this time."

Zhang Tian smiled and brought Minister Wang to the eighth workshop.

This is a workshop where the project has just been established.

As soon as he entered, a wave of heat hit him in the face, and Minister Wang took a look inside.

I saw a huge furnace standing in the workshop.

Zhang Tian introduced: "Leader, this is our latest oxygen top-blown converter steelmaking technology, which can greatly increase our current steel production. One such furnace can produce nearly five million tons per year."

Minister Wang looked at Zhang Tian with some surprise.

Did he hear it right?

This thing can produce millions of tons a year?

You have to know how much their current production is, not even a fraction of what Zhang Tian said.

Is this a bit exaggerated?

I couldn't help but ask, "Xiao Zhang, are you sure you didn't say anything wrong?"

"Can it really reach several million tons a year? I can hardly believe what you said."

Zhang Tian smiled and said, "Leader, seeing is believing. I'll let the workers operate it for you and you'll know our speed and quality."

After saying that, he nodded to Qin Dongtian in front of him.

Signal him to start.

Qin Dongtian then waved his hand and asked someone to load the desulfurized and dephosphorized molten iron and scrap steel into the converter through the gantry crane.

Then turn on the oxygen blowing system.

This is the core link of the entire steelmaking process. The principle is to blow high-pressure and high-purity oxygen into the furnace from the top of the converter through an oxygen gun.

The oxygen undergoes a violent oxidation reaction with elements such as carbon, silicon, manganese and phosphorus in molten iron and scrap steel, which then generates a large amount of heat energy, causing the temperature in the furnace to rise rapidly.

The next step is slag making, which removes impurities and invalid elements in the molten steel, and adds materials such as lime, dolomite and fluorite.

Minister Wang asked in confusion: "Xiao Zhang, why do we have to throw some things in? Wouldn't the steel produced by this method have impurities?"

Zhang Tian explained: "Leader, this is called slagging. The purpose of doing this is to remove its impurities."

Minister Wang nodded.

At this time, through data analysis, Qin Dongtian felt that the composition and temperature of the molten steel in the furnace had met the requirements, so he stopped supplying oxygen for blowing.

Next, it’s time to produce the steel.

The molten steel is poured from the converter into a ladle, and then deoxidizer and alloy materials are added into the ladle to deoxidize and alloy the molten steel.

After everything was done, Qin Dongtian came over happily and shouted, "Leader, Director, all the processes are completed. All we have to do next is wait for it to cool down."

Zhang Tian nodded.

Minister Wang, on the other hand, looked at the furnace in shock.

"Is this good?"

You have to know that it only took half an hour in total.

Zhang Tian smiled and nodded, saying, "Leader, this speed is not bad. If we can really reach full capacity, we can produce 15 tons per furnace."

Fifteen tons in half an hour?

Minister Wang was stunned. What kind of incredible steelmaking technology was this?

In just half an hour, they caught up with their output of the entire last year?

He looked at Zhang Tian in amazement, and his expression slowly changed from shock to excitement.

This surprise came at the right time.

He believed in Zhang Tian, ​​but this data seemed too incredible to him.

It’s like a person who has been poor all his life, and suddenly someone comes to him and gives him five million.

But now, he saw it for real.

Wouldn’t this prove that what Zhang Tian said was true, and they wouldn’t have to worry about steel materials anymore.

He said excitedly: "Xiao Zhang, this technology must be promoted, no matter what difficulties there are."

Zhang Tian smiled and nodded.

Isn't this what he wants to do now?

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