Handan: The National Day steel production line is busy, and the high-end rolling is not slackening

2024-10-11 14:15

On October 1st, next to the production line of Hangang New Area Thin Plate Factory of Hebei Iron and Steel Group.

On October 1st, next to the production line of Hangang New Area Thin Plate Factory of Hebei Iron and Steel Group, employees were busy producing products for high-end customers. The slab that just walked out of the heating furnace has a temperature of over a thousand degrees Celsius, fiery red and hot, as if echoing the strong enthusiasm for work and entrepreneurship on site, adding a beautiful color to National Day.
At around 7 o'clock in the morning, Mi Qiang, the deputy head of the mechanical and electrical equipment maintenance area who was on the day shift, arrived at the scene early and began his daily routine of inspecting the entire line of equipment. On that day, Mi Qiang had another important task, which was to "visit" the scraper plate of the F3 rolling mill.
Just last night, the equipment maintenance personnel in the precision rolling area performed a "major surgery" on the F3 rolling mill scraper, adding three counterweights to it. Scraper plate is a baffle installed on the rolling mill frame at a certain angle to the working roll, used to block the cooling water of the working roll from rushing to the surface of the strip steel, ensuring uniform cooling of the strip and good performance.
During the daytime inspection yesterday, the workers found that the F3 work roller's lower wiper plate did not move properly and the water blocking was not strict enough, which may affect the surface quality of the product. "Mi Qiang explained," During the National Day holiday, high-end steel varieties are produced, and the wiper plate problem must be dealt with as soon as possible. "That night, Mi Qiang came to the unit early and led the workers to use the" peak and valley avoidance "time to weld three counterweights on the wiper plate to lower it properly and ensure the wiping effect.
At around 8 o'clock, the first batch of steel plates for the day shift passed through the F3 rolling mill along the roller conveyor, with a clean and waterless surface, and the effect of increasing weight was evident. Mi Qiang smiled with relief and gave himself and the maintenance personnel a big thumbs up in his heart.
At around 11 o'clock, Liu Jiangtao, the team leader of the steel rolling operation area, and Cao Shengli, the finishing worker, were busy replacing the work rolls of the leveling machine next to the leveling and coiling line.
More than ten minutes ago, observant Liu Jiangtao noticed a change in the shape of the just leveled raw material board. With this question in mind, Liu Jiangtao quickly rushed to the rolling mill platform and carefully inspected the surface of the work roll. Sure enough, there is a noticeable dent on the work roll.
The dents on the work roll can cause quality defects such as indentation. We are leveling the steel plate for cold rolling and pickling processes. Customers have very strict requirements for the surface quality of the product and must match it with high standard work rolls. "Liu Jiangtao made a decisive arrangement and quickly replaced the work roll with his colleagues
At every stage and every position, the employees were focused and busy, without any relaxation because it was National Day.
As noon approached, neatly arranged coils of steel slowly drove into the warehouse. The sunlight shone through the windows on the factory roof, reflecting a sparkling light on the surface of the coils, which also made Liu Jiangtao's heart bright. Although the festival is very busy, it is worth the effort to ensure smooth product delivery! "Said Liu Jiangtao.
(Transferred from Hebei Channel of People's Daily Client on October 7th)

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