G80T steel is a special type of M50 steel smelted by electroslag directional solidification, which belongs to the second-generation bearing steel with medium ...

Rolling: A pressure processing method in which a metal blank is passed through a pair of rotating rolls (various shapes). Due to the compression of the rolls, ...

Four Types Of Large-Scale CNC MachiningThe main movement of the milling process is the rotary motion of the tool and the linear motion of the workpiece, which ...

The use of powder metallurgy (P / M) process to manufacture parts for automotive power systems continues to grow. Parts manufactured by P / M process have many ...

In our country, die casting began in the middle and late 1940s. After the 1990s, technological progress and the rapid development of domestic automobile, ...

The use of toughening treatment and surface strengthening treatment process is an important production way to improve the performance and life of the ...

The Mg-9Al-1Zn-0. 5Ce automobile new die-casting parts samples were die-casted, and the mechanical properties and corrosion resistance were tested and ...

Bearings are an important part of mechanical equipment. To a certain extent, the quality of bearings restricts the speed and progress of the national economy, ...

With the rapid development of China’s iron and steel industry, China’s annual pig iron production reached 660 million tons in 2012, accounting for ...

In recent years, energy conservation and emission reduction have become the trend of the times, and the lightweight of automobiles is also the general trend. ...

    Continuously improving the dimensional accuracy of investment castings and reducing waste products caused by oversize has always been one of the ...

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

In the production of medium manganese anti-wear ductile iron parts, common casting defects include the general defects of gray iron and ductile iron, as well ...

Alloy smelting is an important part of the die-casting process. The smelting process is not only to obtain molten metal, but more importantly, to obtain a ...

The original “strip steel” produced by the “small workshop” type intermediate frequency furnace is recognized as a fake and inferior ...

With the increase in strength of steel materials, martensite is used in various steels. However, because the martensite structure is fine and complex, and the ...

This will cause serious slag peeling, which will also cause large-area damage to the cooling stave.

The use of non-quenched and tempered steel instead of quenched and tempered steel to manufacture various important parts can omit the quenching and tempering ...

For automobile body surface covering parts, the surface quality of the steel plate will directly affect the paint quality and vividness of the body. At ...

Regulating valve, also known as control valve, in the field of industrial automation process control, by receiving the control signal output by the regulating ...

As we all know, aluminum alloy die steel die-casting die will have cracks after a period of production.

Using lost foam to produce precision casting, the carbon content of iron castings is close to saturation, and the concentration gradient of carbon between gas ...

Fluorite is used as a slag-making agent in the steelmaking process. The calcium fluoride in the converter slag produced in the process will seriously corrode ...

Deformation temperature is an important factor that affects the plastic deformation ability of magnesium alloy. When the temperature is higher than 225℃, the ...

According to the structural characteristics of the shell, the die-casting process is designed. Through the numerical simulation of the two gating systems using ...

The optimization direction of the weld structure of low-alloy high-strength steel is to generate more acicular ferrite. Studies have shown that acicular ...

The die-casting hot mold machine is also called a die-casting mold temperature controller. The automatic control of the die-casting hot mold machine’s ...

Front-line employees are the biggest difficulty in enterprise production management, and they are also the focus of discussion in all current management ...

The Ministry of Industry and Information Technology of China issued a fuel consumption regulation in 2015, which clearly stated that the actual average fuel ...

Traction gears for rail transit locomotives are important parts in the traction transmission of electric locomotives and electric drive diesel locomotives. The ...