Method of reducing total oxygen in slab
Improving the cleanliness of the cast slab is the basis for the production of high-quality steel, and the total oxygen content of the cast slab...
Measures to reduce the content of hydrogen, oxygen and nitrogen in steel
Generally, clean steel refers to a steel grade that has a low content of five major impurity elements (S, P, H, O, N) in...
Technology to reduce friction of automobile engine parts
As a measure to reduce the friction between automobile engine parts, it can be roughly divided into the following three types. One is to reduce...
"Alkali" and "Magnesium" to improve pellet performance
Oxidized pellets have good mechanical strength and metallurgical properties, and have become an indispensable high-quality charge for blast furnace ironmaking. However, the lack of domestic...
Research on the influence of hydrogen on the strength of steel
As we all know, the hydrogen in the material will be trapped at various trap positions (dislocations, grain boundaries, precipitates and inclusions, etc.). The heating...