Month: July 2021

    Shougang International Engineering Co., Ltd. has a number of patented technologies for molten iron dephosphorization and desulphurization and slagging, which can combine with...

 Quenching oil is the most widely used cooling medium in the heat treatment quenching process for a long time. Although quenching oil has many unique...

Among the various corrosions of stainless steel, the intergranular corrosion accounts for about 10%. It will reduce the bonding force between the grains. Under the...

 1.1 Overview In 1958, H.F. Shroyer invented the technology of making metal castings with expandable foam plastic models and obtained a patent. The model used...

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...

   Generally, clean steel refers to a steel grade that has a low content of five major impurity elements (S, P, H, O, N) in...

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...

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...

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...