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steel scrap for steelmaking
steel scrap for steelmaking

Both converters and electric furnaces are suitable for steel scrap. Steel scrap is the main raw material for electric furnace steelmaking. The amount of steel scrap used in the converter generally accounts for 10% to 30% of the total loading...

inoculation of casting
inoculation of casting

Inoculantion techniques include two meanings: one aspect is the choice of gemmatic agents, and on the other hand, it is the choice of gestation method. 1.Selection of types of inoculant Because of the different cases of castings.........

ductile iron heat treatment
ductile iron heat treatment

Improving the matrix structure of ductile iron with various heat treatment methods, its mechanical properties can be improved. The purpose of heat treatment is to obtain the required structure, thereby improving the mechanical properties....

the influence of pouring temperature on casting
the influence of pouring temperature on casting

The casting temperature is high, which causes the sand to rise, especially the gray cast iron with complex sand core....

ferro silicon aluminum ingot properties
ferro silicon aluminum ingot properties

As a deoxidizer and alloying element for steelmaking, aluminum plays a very important role. For many years, steelmaking has mostly adopted the method of adding aluminum cakes or aluminum ingots directly into the steelmaking furnace or ladle...

steelmaking materials manganese phosphorus and sulphur
steelmaking materials manganese phosphorus and sulphur

Raw materials for steelmaking can be divided into metal materials, auxiliary materials and furnace lining materials. Metal materials mainly refer to molten iron or pig iron, scrap steel and ferroalloys. Auxiliary materials mainly refer to sl...

spheroidizing agent of ductile iron
spheroidizing agent of ductile iron

At present, conventional ductile iron, that is, ductile iron based on ferrite and pearlite, still accounts for most of the production of ductile iron. Therefore, attention should be paid to improve the performance.........

the role of molybdenum in high chromium cast iron
the role of molybdenum in high chromium cast iron

The molybdenum can increase the intra-molybdenum when the -FE is changed to the -FE, and the transition is reduced during the transition, so that the transformation is long, reducing the critical cooled rate of the austenite....

steelmaking materials iron and silicon
steelmaking materials iron and silicon

Raw materials are the material basis for steelmaking. The quality of raw materials directly affects the quality of the steelmaking process and products. The quality of raw materials not only means that the chemical composition and physical p...

steelmaking process in convert ladle
steelmaking process in convert ladle

Firstly, according to the situation of the converter, a slag adjuster is added to adjust the composition of the slag, and the furnace body is repaired, the residual furnace is poured, and then the tap hole is blocked. After loading the scrap...

how to improve the mechanical properties of gray cast iron
how to improve the mechanical properties of gray cast iron

But there are other methods, such as reasonable selection of chemical composition, changing the composition of the charge, overheating of molten iron, inoculation, and micro or low alloying, etc., which can achieve good results of gray cast iron....

influence of metallurgical elements for gray cast iron
influence of metallurgical elements for gray cast iron

The homepage of this article introduces the influence of metallurgical factors, mainly cooling rate, overheating of molten iron, inoculation treatment, charge characteristics, etc....