The research content comes from the school enterprise cooperation projects “research and development of new cone crusher liner” and “research […]
There are two traditional methods to obtain bainitic steel: (1) Isothermal quenching method: heat the steel to a certain temperature
(1) Proportion control of new material and returned material. The main chemical composition of SAF2507 super duplex stainless steel is
As shown in Figure 1, the types of bainite structure include upper bainite, lower bainite, carbide free bainite, granular bainite,
1. Increase the section size of the internal sprue In order to reduce the large amount of gas generated by
The curing rate of resin self hardening sand increases with the increase of ambient temperature (including raw sand temperature). When
The chemical composition has a great influence on the mechanical properties and microstructure of bainitic Martian multiphase wear-resistant cast steel.
Super duplex stainless steel (00Cr25Ni7Mo4N, French brand SAF2507) is widely used in nuclear industry, such as valve body, main coolant
In the late 1920s, Robertson first discovered the medium temperature transformation product later named bainite in steel. Later, the researchers
Surface strengthening technology includes surface treatment, surface processing, surface coating, surface modification and thin film technology. Surface strengthening technology has
Brake drum is an important component of automobile drum brake and one of the main security parts of automobile. It
Gray cast iron is an Fe-C-Si alloy containing graphite phase in pulse distribution. The annual output of castings in the
Bimetallic composite technology is becoming more and more widely used in the manufacture of wear-resistant materials. The fundamental reason lies
The total amount of alloy of low alloy wear-resistant cast steel is less than 5%, and the total amount of
The work hardening ability of high manganese steel depends on the size of stress. The yield strength of high manganese
In the wear test of iron and steel materials, the wear resistance can be obtained by taking the reciprocal of
Austenitic Medium Manganese Steel is a new wear-resistant material obtained by reducing the content of manganese and adding a certain
Lost foam casting is a green casting method with the characteristics of cleaner production. The white mold pattern with the
Manganese steel, as a large category of wear-resistant steel, mainly includes ordinary high manganese steel and modified high manganese steel.
There are still some deficiencies in the research: the composite mold design scheme proposed for the casting is based on
The main innovations can be summarized as follows: 1.Aiming at the current situation of insufficient research on the sustainability of
In view of the problems of high energy consumption, high pollution, large machining allowance and low production efficiency in the
The carbon emission and carbon efficiency of single casting technology and composite casting technology are analyzed in combination with Fig.
By comparing the energy consumption per unit casting of traditional pattern modeling and compound forming method (before optimization), it is
Firstly, the main material consumption of single casting technology and composite forming method in unit casting production is analyzed, as
At present, with the development of marine engine to large-scale, the demand for large cylinder diameter, large tonnage and high-performance
The definition of traditional manufacturing industry refers to the industrial production process in which raw materials are converted into finished
The analysis of the process parameters of the composite mold is the basis for the subsequent optimization design of the
Low carbon manufacturing is a sustainable manufacturing idea based on ecological and environmental protection. For the manufacturing industry, it is
Sand casting is a complex and complete manufacturing system. Almost every casting process has the input and output of resources
