In order to obtain the expected microstructure and properties of experimental steel, it is necessary to formulate appropriate heat treatment […]
Fracture, wear and corrosion are the three major failure forms of metal materials. For the abrasive wear condition of the
The setting of sand casting process parameters is related to the characteristics of casting process design, such as casting dimension
Taking experimental research as the starting point, gradually reveal the experimental law, put forward and improve the theory, and mainly
The moving cone liner (crushing wall) and the fixed cone liner (rolling mortar wall) are the main working parts and
Among all the casting processes, sand casting is the most commonly used casting method. The molding materials of casting are
Sand casting is widely used in the forming of iron castings, non-ferroalloy castings and small steel castings, and occupies an
There are three main forms of damage and failure of iron and steel materials: fracture, corrosion and wear. Among them,
At present, there are still many problems in China’s manufacturing industry, such as low-carbon manufacturing, energy saving, insufficient investment, low
The quality of castings can be studied from the point of view of characteristics. Process characteristics play a very important
The sustainable development of the foundry industry is closely related to accelerating the adjustment of the industrial structure and realizing
In terms of energy conservation and emission reduction in the manufacturing industry, it is necessary to balance economic development, resource
According to the characteristics of sand mold casting process, a low carbon evaluation model is proposed, which can effectively evaluate
The products of traditional manufacturing industry are widely used in various industries, which produce a lot of economic and social
The dynamic mechanical behavior of vermicular graphite cast iron GJV450 under high temperature and high strain rate was studied. The
The experiment is divided into two parts, the first part is the static tensile test of vermicular graphite cast iron,
In the tool matching model established by Niu Jiahui, polycrystalline cubic boron nitride (PCBN) tool ranks third among the tools
Vermicular graphite cast iron, as a material that can replace gray cast iron, will be widely used in the future.
At present, there are few studies on the cutting simulation of vermicular cast iron. According to the different three phases,
In the research and application of vermicular cast iron, Europe is in the leading position in the world. In the
In the 1960s, China began to study vermicular cast iron, but the production and processing of vermicular cast iron is
Traditional sand casting often has design limitations in process, especially for the forming of complex castings, the differences of casting
As shown in the figure, the phase diagram of gjv450 vermicular graphite cast iron seen under the laser microscope after
The samples of Hypoeutectic and hypoeutectic chromium white cast iron were prepared by pressure casting. The effect of solidification pressure
The results show that the morphology and distribution of primary phase and eutectic structure in the solidification structure of chromium
In addition to the fine grain strengthening effect under pressure, the effect of pressure on carbide morphology is also worth
Pressure casting is an advanced near net shape casting process. The melt bears high pressure after pouring and filling until
By developing the appropriate combination of microstructure phases, cast iron can obtain the required properties in any specific application. These
When the volume fraction of carbide with high hardness in the solidification structure of Cr based alloy is 20 ~
The whole contour of eutectic structure in hypereutectic chromium cast iron is very similar to that of Hypoeutectic and eutectic
