What is a non-metallic inclusion? Where is the main source?
Due to the presence of inclusions, the continuity of the steel matrix is destroyed, resulting in unevenness of the steel structure, affecting the mechanical properties and processing properties of the steel.
In the slag splashing process, what are the problems in the maintenance of the bottom air supply components?
Slag composition adjustment during slag splashing process; Selection of process parameters for reasonable slag splashing operation controlling the thickness of the covering slag layer;
What are the advantages of the sub-lance device?
There are many functions. The external probe type structure can be equipped with probes with different functions to achieve different functions of the probe to achieve different detection purposes;
Briefly describe the erosion of various parts of the converter lining
The molten pool and the bottom of the furnace: in contact with the molten metal liquid, the oxygen flow impacts the quenching and rapid heat around the ventilating brick;
What are the measures to improve the purity of molten steel?
Improve the quality of raw materials and reduce the amount of impurities brought in by raw materials
Japan's third quarter crude steel production is expected to increase by 2.3% year-on-year
According to the forecast released by the Ministry of Economy, Trade and Industry, Japan's crude steel output in the third quarter of this year will reach 26.54 million tons, an increase of 2.3%.
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