On November 23-24, 2022, the 13th Annual China Iron and Steel Conference was successfully held online, which was hosted by China Institute of Metals (CIM) and assisted by CMI Group Co. The theme was “Building a green, low-carbon, intelligent and sustainable steel industry”, and leaders, academicians, experts, scholars and scientists…
From the Institute of Geochemistry of the Chinese Academy of Sciences (IGCS) , for the first time, the presence of impact-genesis submicron magnetite in lunar soil has been confirmed by an in situ microzonal analysis recently conducted by the research team of Li Yang of IGCS for sulfide particles in the…
In July 2022 the crude steel production in the region. The African crude steel output of 1.2 million tons, fell 5.4% year on year; Asia and Oceania crude steel output of 110.1 million tons, fell 5.2% year on year; The European Union (27) crude steel output of 11.7 million tons,…
Non-magnetic steel can be divided into austenitic non-magnetic stainless steel and non-magnetic structural steel, the former to ensure austenitic stability, must be added to a sufficient amount of Ni and Mn, while to ensure stainless properties, the mass fraction of Cr in steel should be at least greater than 13%.…
In April 2022, the national producer price increased by 8.0% year-on-year and 0.6% month- on-month; the industrial producer purchase price increased by 10.8% year-on-year and 1.3% month-on-month. From January to April, producer prices rose by 8.5% over the same period last year, and the purchase price of industrial producers rose by 11.2%. HBIS group…
Inverter (Variable Frequency Drive) is widely used on many industries able to save energy and reduce shock of major equipment due to the motor is started. The major principles of the inverter: Adjust the speed of motor In order to ensure the reliability of the production device, the driving capacity…
The furnace lining of acid electric arc furnace is acid refractory material, and acid slag is made during steelmaking.Acid electric arc furnace can be used for smelting carbon steel, low alloy steel and certain high alloy steel, but not for smelting high manganese steel. Compared with alkaline arc furnace steelmaking,…
According to a recent report released by the International Energy Agency, global carbon dioxide emissions from energy combustion and industrial processes will increase by 6% year-on-year to 36.3 billion tons in 2021. Global carbon dioxide emissions will increase by 6% in 2021, in sync with global economic growth of 5.9%.…
The lubrication is a key operation in hot rolling process, it influences service life of the rolling mill and the quality of rolled piece. Reduce friction coefficient In the hot rolling process, the friction coefficient of roll and rolled piece is generally about 0.35 under no lubrication, and it can…
There are probable occurring problems when disc shear runs. Continue to cut Generally, this is caused by serious wear or too much clearance, the shearing edge gap should be calibrated or the blade should be replaced; it may also be that the shearing edge locks the hydraulic nut or the…
