China's steel industry production equipment

The steel industry is a typical large-scale industry with increasing production and growing equipment. With the rapid development of steel production, metallurgical equipment investment has developed rapidly. Danieli, SMS Group and Siemens Austrian Steel United Group Corporation are the world's three well-known metallurgical equipment manufacturers have come to China to explore customers. In China, we can almost see the world's most advanced ironmaking, steel making and steel rolling equipment.

For more China Vacuum Induction Melting Sintering Furnace Equipment Companyinformation, please contact us. We will provide professional answers.

1. Sintering machine with the largest sintering area-- Taigang 660m2 sintering machine

Shanxi Taigang Stainless Steel Co., Ltd. put into operation a 660m2 sintering machine in April (the bottom width of the trolley is 5.0m, the upper mouth is 5.5m wide and the length is 120m), and the utilization coefficient of the sintering machine is 1.3t/(m2·h). The equipment capacity is 1.45t/(m2·h), and the annual output of sintered ore is 6.99 million tons.

2, the largest belt roaster pellet production line - Baotou Steel Group rare earth steel sheet company 5 million tons belt pellet project (Asia's largest)

On December 29, , Baotou Steel's 5 million tons belt pellet production line was put into operation. The main equipment of the production line is provided by Outotec, Germany. The main project is designed by Shougang International Engineering Co., Ltd. and constructed by China Wuye. It is designed to carry out desulfurization and defluorination separately for the characteristics of high sulfur and high fluorine in Baiyun Obo Mine. The purification device, the main roasting process, the energy consumption per ton of pellets is 26 kg of standard coal, which is at the advanced level in the industry; the drum index reaches over 90%, which can greatly reduce the production cost while ensuring the quality of the pellets.

3, the largest chain boring machine - rotary kiln pellet production line - Zhanjiang Longteng annual production of 5 million tons of pellets project

On September 27, , Zhanjiang Longteng produced an annual load of 5 million tons of pellets for thermal load test. The project is contracted by China Metallurgical North. It is the production line with the largest independent production capacity of the grate-rotary kiln pellets with the largest independent production capacity in China. It is also the largest red-mineral pellet-linking machine-rotary kiln in the world. Process production line.

The 5.8×78m chain boring machine is the largest single chain machine in China. The core technology includes: the chain link adopts the heat insulation structure to separate the heat receiving member from the force receiving member; the whole chain link inner sleeve technology is adopted; the side plate and the chain link inner sleeve axial fixing technology are adopted; the new type of jaw plate is adopted; The hot-slewing wheel axle adopts a water-cooled hollow shaft; the head-to-tail bilateral four-point drive is adopted; the independent bellows is designed as a wind chamber structure.

4, the largest coke oven - Shougang Jingtang 7.63 m coke oven

Shougang Jingtang 4 million-ton mechanized coke ovens, the height of the furnace door (that is, the height of the carbonization chamber in the furnace) is 7.63 meters, which is the largest in China and the largest coke oven in Asia. This group of coke ovens introduces advanced German technology and adopts reheating automatic heating system with high degree of automation. It can automatically measure temperature, heat, coal, coke, automatic furnace top cleaning, and coke oven gas vacuum potassium carbonate. New technologies such as desulfurization and acidification have the characteristics of advanced structure, strictness, uniform heating, high thermal power, strong functionality, high output and environmental protection. The coking process implements automatic online control and supervision, automatic interlocking of the locomotive and automatic operation of the vehicle, enabling automatic and unmanned operation. Each coke oven produces 1.05 million tons of coke, 420 million cubic meters of gas and 47,500 tons of coal tar.

5, the largest blast furnace - Shagang cubic meters ironmaking blast furnace

At 1:36 am on October 21, , the 5,860 m3 blast furnace of Shagang Group's Huasheng Ironmaking Plant was successfully tapped, marking the official launch of the world's largest and most technologically advanced "World's No. 1 Blast Furnace". (At present, the world's first is the No. 1 blast furnace of the Pohang Gwangyang Plant in South Korea, with a volume of 6,000 cubic meters.) It can produce more than 13,000 tons of molten iron per day, enough to fill 90 150-ton iron cans. The annual output of the furnace is up to 5 million. Ton.

6. The largest KR desulfurization device--Rizhao Steel 300t single station KR desulfurization project

Rizhao Steel 3 sets of 300t single-station KR desulfurization project, which is the KR desulfurization general contracting turnkey project of the largest tonnage in China, is integrated and constructed by MCC South in the form of technical general responsibility and general contracting. It was put into operation in , with an annual output of 8.14 million tons. The technology used is high-efficiency and rapid slag low iron loss technology, long life technology of mixing head, replacement technology on mixing head, gravity cutting technology and so on.

7, the largest converter - Baosteel Zhanjiang Steel 350 tons converter

Baosteel Zhanjiang Steelmaking Project 1#, 2#, 3# converters are currently the largest 350t converters in China, with an annual production capacity of 10 million tons of steel, which have been put into production in . Taking the 1# converter as an example, the furnace shell and the support ring are large, ultra-wide, overweight, large-sized equipment, the furnace shell is 8m high, weighs 200t, the support ring width is 12m, the weight is 276t, and the total weight of the body equipment is 781t.

8, the largest casting crane - Baosteel Zhanjiang 520 tons of casting crane (the world's first)

The 520 ton casting crane is the key equipment for steel water receiving in Zhanjiang Steelmaking District of Baosteel. It has a rated lifting capacity of 520 tons. It is the metallurgical foundry crane with the highest weight and the lowest wheel pressure among the world's similar products. It is made of too heavy and the equipment is adopted. Too heavy patented technology "four-beam six-track, low-speed shaft connection large reducer structure form", in order to ensure safe and reliable work, 520 tons of casting crane used four wire rope suspension system, in too heavy to build the first new China 50 With the start of the ton bridge crane, it has become China's largest production base for lifting equipment, and is also the leader in the world's metallurgical foundry crane manufacturing industry. The 450, 480, 500, and 520 tons series of casting cranes produced are domestic. the first.

9, the largest ladle - Zhanjiang steel ladle (ladle + cold steel = 500t)

Zhanjiang Iron and Steel Steelmaking Plant has four of the largest domestic steel ladle in the world. Its tank height is 5.5 meters and its diameter is 5 meters. Its own weight plus tank refractory and full-package cold steel total weight of 500 tons.

10. The largest vacuum induction melting furnace--13 tons vacuum induction melting furnace of Nantong Zhongxing Energy Equipment Co., Ltd.

The equipment was put into use in and is mainly used for vacuum smelting of special materials such as nuclear power plant steel pipes, high-temperature alloys and aerospace materials. It can be used for smelting of cold headings; it can also meet the requirements of high-alloy alloy steel. After smelting in other equipment, it can be directly poured into molten concrete for refining.

11. The largest electric furnace--Jiangsu Heavy Industry 220-ton electric furnace steelmaking project

For more information, please visit China Vacuum Induction Melting Sintering Furnace Equipment Factory.

The electric furnace has a total capacity of 220t, which was introduced from Tenova, Italy. It is the largest electric furnace in China with the largest capacity so far. It is the largest large-scale electric arc furnace in Asia. The single electric furnace can realize the large-scale slab with an annual output of 2.4 million tons. So far, China's first complete set of production lines for the introduction of Italian technical scrap smelting. The electric furnace transformer has a capacity of 140 MVA and is the first largest capacity electric arc furnace transformer in China.

12, the largest AOD refining furnace - TISCO 180tAOD furnace (the world's largest)

The 180-ton AOD refining furnace of Taiyuan Steelmaking No. 2 Plant is the largest AOD furnace in China and the world. It uses top-blown oxygen and bottom-blown argon, with an annual output of 1 million tons of stainless steel. On October 27, , the thermal load test was successfully put into production. The overall process is designed by the China Metallurgical Group, covering the oxygen sub-gun system, the upper feeding system, the vaporization cooling system, the furnace body system and the supporting public auxiliary system. It is built and installed by the MCC Group.

13, the largest LF refining furnace - Maanshan Iron and Steel, Baosteel, Rigang 300 tons LF refining furnace

The 300tLF ladle refining furnace of Baosteel No. 1 Steelmaking was successfully tested in December . The Maanshan Iron and Steel Co., Ltd. 300tLF refining furnace was put into operation in . It was designed by MCC in the south. In addition to the introduction of key equipment such as high-current systems and automation control equipment from VAI, other equipment was manufactured domestically.

The 300tLF refining furnace of the No. 3 Steelmaking Plant of Nippon Steel was contracted by China Metallurgical South and was put into operation in March . The LF furnace is equipped with a two-car electrode arm rotary process.

14. RH vacuum refining furnace with the largest tonnage--300t double station RH of WISCO Steelmaking Plant

The 2#300t double-station RH vacuum refining furnace of No.3 Plant of WISCO Steelmaking Plant is one of the largest RHs in China. It was integrated and contracted by MCC South in the form of total technical responsibility and general contracting. It was put into operation in December . And in April to achieve monthly production, with an annual output of 2.45 million tons. The RH uses a unique ladle track and a vacuum chamber to replace the trolley track in a parallel process layout to achieve optimum process and space utilization. This type of process layout is the first in China.

15. The largest capacity VD ladle refining furnace--Xinyu Steel 210tVD furnace

Xinyu Steel 210tVD furnace is the largest capacity VD ladle refining furnace independently designed and manufactured in China, with an annual output of 2 million tons. The equipment is designed and equipped by CISDI and Xi'an Electric Furnace Research Institute Co., Ltd. VD is mainly used for vacuum degassing, removing harmful elements and reducing inclusions to improve the purity of molten steel.

Sintering requirements
Firstly, clarify your sintering requirements, including the type of sintering material, sintering temperature, sintering time, etc. This will help determine the model and specifications of the sintering furnace you need.

Temperature requirements
Determine the maximum required working temperature and select a sintering furnace that can reach and maintain this temperature. For example, ceramic materials may require temperatures above ° C, while metal powder sintering typically occurs in the range of - ° C.

Atmosphere control
Determine whether it is necessary to control the atmosphere inside the furnace (such as inert gas, vacuum, reducing atmosphere, etc.). Different materials have different requirements for the atmosphere, and atmosphere control is crucial for preventing oxidation, decarbonization, or other adverse reactions.

Furnace size and loading capacity
Select the appropriate furnace size and loading capacity based on the production scale and workpiece size. It is necessary to ensure that the sintering furnace can accommodate all the workpieces to be sintered and meet the needs of mass production.

Uniformity and stability
Consider the uniformity of temperature inside the furnace and the stability of long-term operation. This is crucial for ensuring consistent sintering quality and improving product qualification rates.

Control system
Select a sintering furnace with advanced control system to accurately control temperature, heating rate, insulation time, and cooling rate. Modern control systems can also provide data recording and remote monitoring functions, facilitating process optimization and quality traceability.

Energy consumption and efficiency
Consider the energy consumption and efficiency of the sintering furnace. Choosing a furnace type with low energy consumption and high thermal efficiency can reduce operating costs and improve economic benefits.

Material compatibility
Ensure that the furnace lining material and heating elements are compatible with the sintered material to prevent contamination or chemical reactions and ensure the purity of the sintering process.

Temperature control and safety performance
The stability and accuracy of the temperature control system are very important for the control of the sintering process, so it is necessary to choose equipment with good temperature control performance. At the same time, the safety performance of the furnace is also an important consideration factor, such as whether it has overheating protection function, whether it has gas leakage alarm, etc.

Maintenance and upkeep
Understand the maintenance needs and difficulty of sintering furnaces. Choosing equipment that is easy to maintain and repair can reduce downtime and improve production continuity.

Equipment quality and after-sales service
Choosing a well-known brand of sintering furnace can ensure the quality and stability of the equipment. Meanwhile, choosing a supplier with good after-sales service can ensure timely technical support and maintenance during use.

Budget and cost
Finally, consider budget and equipment costs. On the premise of meeting technical requirements, choose equipment with high cost-effectiveness. Both initial investment and long-term operating costs need to be comprehensively evaluated.

Are you interested in learning more about What Is a Cold Isostatic Press? Contact us today to secure an expert consultation!