February 2022
The No. 2 blast furnace in Kunming Iron and Steel New District was ignited
"The No. 2 blast furnace in Kunming Iron and Steel New District is on fire!" At 10:08 am on February 28, the transformation and upgrading project of Kunming Iron and Steel Company ushered in a milestone moment, opening a new chapter in the transformation from traditional production to low-carbon, green and intelligent manufacturing. The No. 2 blast furnace with a capacity of 2,500 cubic meters in Kunming Iron and Steel New District is the core project of the second phase of the Kunming Iron and Steel New District project. The construction of the blast furnace pile foundation began on August 13, 2020. After the completion of the second phase of the project, Kunming Iron and Steel New District will form an annual production capacity of 5.4 million tons of steel, the technical and economic indicators will reach the domestic first-class level, the per capita steel production will be increased from 600 tons to 1,500 tons, the cost per ton will be reduced by more than 200 yuan, and the annual sales will be Income of more than 20 billion yuan.
The No. 2 blast furnace of Shagang Yongxing Iron Works was ignited successfully
On February 26, the No. 2 blast furnace of Shagang Yongxing Special Steel Company Ironworks successfully tapped iron, marking the successful completion of the 127-day environmental protection control and maintenance of No. 2 blast furnace. The safe shutdown of No. 2 blast furnace in the iron smelting plant is an important decision for the company to resolutely implement the policy requirements of air pollution prevention and production capacity and output double limit in autumn and winter, and to check the pulse for the blast furnace, reorganize the equipment and start again. The iron smelting plant has changed from passive to active. In response to various problems in the blast furnace production process, the maintenance personnel have been organized to overcome the impact of the epidemic and cold weather, and the maintenance work after the production shutdown has been carried out in an all-round way. Open furnace is required. It is understood that this environmental management and control overhaul mainly renovated and repaired the blast furnace front opening machine, furnace top chute, blast furnace fan and other equipment, and sprayed the blast furnace for lining, etc., which created good hardware conditions for the blast furnace to quickly reach production and achieve results. .
The 1.5 million-ton hot-rolled strip production line of Gaoyi Iron & Steel was put into operation
On February 26, the commissioning ceremony of the production line of Gaoyi Iron & Steel with an annual output of 1.5 million tons of hot-rolled special strip steel was grandly held at the project site. Gaoyi Steel's 1.5 million tons per year special strip steel production line project will start construction in August 2021, with a total investment of 550 million yuan. It adopts the domestic advanced full continuous rolling production process and is equipped with advanced equipment at home and abroad. Precision strip products provide equipment assurance. The products of the production line cover carbon structural steel, high-quality carbon structural steel, low-alloy high-strength steel and other varieties of steel, realizing full coverage of different specifications and varieties.
Ningbo Baoxin high-quality stainless steel bright plate project started
On February 25, the commencement ceremony of Ningbo Baoxin's 60,000-ton high-quality stainless steel bright plate project undertaken by the Fifth Metallurgical Engineering and Technical Service Company was held in Baoxin Plant. It is reported that the project is located in Ningbo Baoxin Stainless Steel Plant, Beilun District, Ningbo City, Zhejiang Province. As the first step of the "14th Five-Year Plan" planning and construction project of Baoxin Base, the project will add 60,000 tons of stainless steel bright plate production capacity every year after the project is completed. It will form an overall scale of 720,000 tons per year, further increase market share, and consolidate Baoxin's leading position in domestic stainless steel.
Tsingshan Group's stainless steel hot-rolling heating furnace ignited successfully
On February 25, the No. 2 heating furnace of the 1780mm stainless steel hot rolling renovation project of Fujian Dingxin Technology, a subsidiary of Tsingshan Industry, was successfully ignited. The heating furnace adopts the core equipment of the combustion system such as the series of burners with low NOx for cold production furnace gas independently developed by MCC Jingcheng Phoenix Furnace. After the transformation, the heating furnace has a more reasonable structure, energy saving and environmental protection, and more advanced indicators. Requirements for different product specifications of stainless steel.
Delong Group Indonesia Dexin Phase I 1.3 million tons of coking crude benzene project was put into operation
At 15:58 on February 25th, as the steam rich in crude benzene at the top of the debenzene tower was condensed and separated by the oil-water separator, the pale yellow crude benzene liquid entered the crude benzene intermediate tank through the reflux tank, marking that Delong Group Indonesia The 1.3 million-ton coking crude benzene project of Dexin Phase I was successfully put into operation, which is another important product of coking after tar. Accelerating the commissioning of the coking crude benzene project is one of the key tasks of Dexin. The commissioning of this project removes ammonia and benzene series in the gas through ammonia washing and debenzene removal, further purifies and improves the gas quality, and better meets the needs of gas users. Usage requirements.
The No. 3 blast furnace renovation project of Jintie Group Corporation was completed and put into operation
On February 25, colorful flags were displayed in the iron-smelting production area of Jintie Group, and the atmosphere was warm. The ignition ceremony for the completion and commissioning of the No. 3 blast furnace "three modernizations" renovation project was grandly held. The "three modernizations" transformation of No. 3 blast furnace is the fundamental guarantee for the comprehensive improvement of the economic and technical indicators of ironmaking. Through the "three modernizations" transformation, the blast furnace smelting process can be optimized, the output can be increased, the consumption can be reduced, the product quality can be comprehensively improved, and safe and clean production can be achieved. This transformation has realized the fully automatic operation of the hot blast furnace, improved the mechanization level of the two machines and one gun in front of the furnace, and improved the online monitoring facilities for the water temperature difference in the blast furnace cooling system, ensuring the timeliness and accuracy of the water temperature difference monitoring. The dust removal system and the under-trough feeding system are improved to achieve the discharge of dust particles up to the standard.
The second phase project of Chifeng Zhongtang Special Steel Mechanized Material Yard started
On February 23, the second phase of the Chifeng Zhongtang Special Steel Mechanized Material Yard Project officially started. The project is located in Xizi Town Industrial Park, Government Economic Development Zone, Ningcheng County, Chifeng City, Inner Mongolia Autonomous Region. The construction is mainly for public auxiliary facilities such as stockyard, stacking and reclaiming facilities, feeding and discharging belt system, automobile receiving chute, transfer station and belt corridor. system. This project is a key promotion project in Ningcheng County, Chifeng City. After the project is completed, it will provide a strong impetus for the development of Ningcheng County.
The No. 3 blast furnace of Xintiangang United Special Steel
At 5:10 on February 23, the west tap hole of No. 3 blast furnace, which was repaired by Xintian Steel and Special Steel, spewed out fiery red molten iron. The repair started on January 29, and the air supply was ignited at 18:56 on February 22. The blast furnace operation area will have a unified operation concept, precise and precise operation, and strictly implement the group's reform concept of "seeking change while maintaining stability, seeking progress during change, and revolutionizing the old and making new". On the basis of this, the production and efficiency will be reached as soon as possible, and a solid foundation will be laid for the full realization of the "1469" project goals.
The 2250 line overhaul project of Taigang Hot Rolling Plant started
On February 22, the overhaul project of Line 2250 of Baowu Taigang Hot Rolling Plant undertaken by Shanghai Baoye started smoothly. The project is located in the 2250 line of the hot continuous rolling plant of Baowu Taigang Stainless Steel Co., Ltd. in Taiyuan City, Shanxi Province. It is the second overhaul project after Shanghai Baoye participated in the overhaul in 2017 after five years. The purpose is to carry out a comprehensive comprehensive treatment of the equipment unit through overhaul, completely eliminate the hidden dangers affecting the safe operation of the equipment unit, carry out in-depth renovation of the area and equipment, further improve the reliability of the equipment, reduce the incidence of equipment defects, and comprehensively improve the production of equipment. level, eliminate the defects and problems affecting the economy of the equipment unit, and take effective measures to make the equipment system run to the design value.
