In the three body impact abrasive wear test of the sample corroded by salt spray, the impact load is 2J, […]
The work hardening ability of high manganese steel depends on the size of stress. The yield strength of high manganese
The results of three body impact abrasive wear test are shown in Figure 1. It can be seen that the
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
(1) Pin disc wear test The purpose of pin disc wear test is to evaluate the comparison of wear resistance
Lost foam casting is a green casting method with the characteristics of cleaner production. The white mold pattern with the
Observe the above samples tempered at different temperatures with optical metallographic microscope. Start at 250 ° C and take every
Manganese steel, as a large category of wear-resistant steel, mainly includes ordinary high manganese steel and modified high manganese steel.
In the quenched low-alloy high-strength wear-resistant steel, the strain energy and interface energy of quenched martensite are in a very
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
1. Cause analysis This type of cylinder head has special structure, high integration and complex production process. The number of
Quenching process is an important part of the production process of iron and steel materials. The selection of quenching medium
In view of the problems of high energy consumption, high pollution, large machining allowance and low production efficiency in the
The metallographic structure photo of the sample is given in Fig. 1. Under various process parameters, the experimental steel obtained
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
The normal temperature tension of the heat treated bainite Martian multiphase wear-resistant cast steel was carried out on the wdw-02a
According to the results of phase transformation point measurement, thermal expansion curve, metallographic structure observation and microhardness measurement, the self-designed
Firstly, the main material consumption of single casting technology and composite forming method in unit casting production is analyzed, as
For the steel with determined composition, the relationship curve between transformation amount and time during the continuous cooling transformation of
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
JMatPro thermodynamic software is used to simulate the property diagram of the experimental steel under the designed composition system. The
The analysis of the process parameters of the composite mold is the basis for the subsequent optimization design of the
The wear of crusher liner is mainly abrasive wear. Abrasive wear is a kind of wear caused by the migration
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
According to the optimized process scheme, the resource consumption, energy consumption and carbon emission in the compound mold forming process
