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Chapter 384: PHC Pipe Piles


This Miss Qian of the Personnel Department, Li Fusheng also figured it out, called Qian Meimei, although she is not very beautiful, but her smile is very sweet, and she is very enthusiastic about treating people, and she has only been in the company for a year, and she is still a newcomer.

Another girl named Wang Jing, who has been working here for more than three years, is relatively old, after all, the Linhai Concrete Company has only been open for five years in total.

They are all from Zhonghai, and they are all from Pudong New District, which makes Li Fusheng envious, they can go home from work on time every day, and those of them who work can only float in Zhonghai like duckweed.

Li Zhidong, the manager of the personnel department, is also an old man of China Shipping Third Harbor Bureau, who has worked for more than 20 years, has a wide range of contacts in the company, and is also a very sleek person.

Qian Meili also told Li Fusheng some information about the company, and then took him to the chief engineer's office again.

Duan Yongfu smiled and took Li Fusheng towards the office of the Technical Quality Department.

As soon as I entered the large office of the technical quality department, the people inside shouted respectfully that Chief Engineer Duan was good.

Duan Yongfu said with a smile: "Today, I brought you a new colleague, his name is Li Fusheng!"

” Saying that, Duan Yongfu said to a man who was also in his fifties: "Lao Lu, you will personally take Li Fusheng in the future."

This young man had worked in a commercial concrete company for nearly a year, and he learned quickly. ” That old Lu hurriedly said: "Okay, Chief Engineer Duan, you can rest assured!"

” Duan Yongfu said to Li Fusheng again: "This Lao Lu is your future boss, he is the manager of our technical quality department, and also the director of the laboratory, you have to ask him for advice, he is also an old concrete expert." ” Li Fusheng hurriedly said: "Hello Manager Lu!

” Lao Lu's name is Lu Haichuan, he used to learn technology from Duan Yongfu, but now he has mixed into the position of manager of the technical quality department, although he is not as good as Duan Yongfu, but it is also good, at least he is quite satisfied.

Lu Haichuan said with a smile: "Okay, let me first introduce you to the comrades of our technical quality department!"

” Next, Lu Haichuan introduced the people from the technical quality department to Li Fusheng one by one, Li Fusheng's memory is very good, and he remembered it at once.

The girl with a somewhat fat figure is called Qian Lili, and she is also a new employee who has only been in the company for more than half a year, from Dongshi City, but she is a college student, one level higher than Li Fusheng.

Another thin girl with glasses is named Zhang Xiaoqin, but she is a high-achieving student who graduated from a bachelor's degree, and she has also been in the company for less than a year.

There is also a girl named Zhou Qingshuang, who graduated from secondary school like Li Fusheng, but this girl is very beautiful, and she is from Zhonghai, and she doesn't like to talk very much.

Except for these three women, the rest are all men, and Li Fusheng remembered their names, but they are all Zhonghai people without exception.

After introducing them to each other, Duan Yongfu left.

Lu Haichuan said to Li Fusheng: "Xiao Li, then now I will take you to our company to get familiar with the situation."

Good felling?

” Li Fusheng nodded and said, "Okay, Manager Lu!"

” Lu Haichuan first took Li Fusheng to the laboratory for a turn, and Li Fusheng found that the laboratory here was much larger than the laboratory of Jiatai Concrete Company.

But think about it, there is also a PHC pipe pile here, and it involves the detection of steel bars and other materials, and the universal testing machine with a height of two meters and five meters is not something that a commercial concrete company will buy.

Then Lu Haichuan took Li Fusheng to the top of the commercial concrete mixing building to take a turn, this mixing building is relatively old, but such an old double 120 production line, a year to produce 280,000 square meters of concrete, is also very powerful.

As soon as he entered the workshop, Li Fusheng was attracted by the huge pipe pile molds in the workshop, Lu Haichuan smiled: "These molds are imported from abroad, and they are expensive!"

Although there are also domestic manufacturers who can make PHC pipe pile molds, the quality is much worse.

Although these molds are much more expensive, the pipe piles made are very good in terms of dimensional accuracy and appearance.

And the service life is much longer than that of domestic ones, so we are still willing to use imported ones.

Of course, the profit margin of our PHC pipe pile is much larger than that of commercial concrete, and of course, the process is more complicated. ” Li Fusheng said curiously: "How are PHC pipe piles produced?"

Manager Lu!

” Lu Haichuan pointed to the end of the workshop, where there was still white mist, and said with a smile: "See, there is the steam curing pool, these pipe piles will be sent to the steam curing pool after centrifugal forming, and after curing, they will be demoulded, and then the PHC pipe piles will be inspected, and after the initial inspection is qualified, they will be sent to the high-pressure steam curing kettle again for high-pressure steam curing."

The PHC pipe piles that are autoclaved and cured at the specified time can be put into storage and then transported to the construction site.

Through these processes, PHC pipe piles can reach the design strength in a few days, and there are generally two strength grades: C60 and C80. ” Li Fusheng said in surprise: "So fast?

If it is naturally cured concrete, it will take 28 days to do it!

It's really fast. ” Lu Haichuan said with a smile: "That's for sure, if not, then our warehouse may not be able to pile up."

Let's go and see the rebar team make the rebar cage, and then walk down the whole process and take a look, and you will understand. ” Next, Li Fusheng followed Lu Haichuan to learn about the production process of PHC pipe piles, which is indeed much more complex than ordinary commercial concrete.

The first is to make a steel cage, which includes a lot of processes, such as cold drawing, upsetting, welding, assembling into the mold, etc., and then using the rail trolley cloth, that is, the concrete is evenly distributed into the mold, followed by the mold clamping, and then tensioning, and then sent to the centrifugal molding machine, through rapid rolling, the centrifugal force generated, so that the concrete is extruded and compacted in the mold to form a hollow pipe pile, and then sent to the atmospheric steam curing pool.

After this circle, Li Fusheng also learned a lot of new knowledge, and he felt that he had come here to the right place.

But having said that, he had no other choice, fortunately, Chief Engineer Duan hired him on the spot, otherwise he really didn't know if he would not be able to find a job.

Generally speaking, the PHC pipe pile with an outer diameter of 600 mm, a wall thickness of 110 mm, and a length of 12 meters can reach 450 to 500 yuan per meter.

The profit margin is very large, and the net profit is at least 150 yuan.

PHC pipe piles are like liquefied gas carriers in the shipbuilding industry with high added value, high technology content, and double height ship type.