Establishment of optimization model of composite mold parameters in sand casting
The selection of process parameters of compound mold in Moldless sand casting needs to meet the goal of low-carbon sustainability. […]
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Research status of sustainable development of foundry industry
Casting is the basis of equipment manufacturing industry, which undertakes the forming of most metal parts. As a relatively early
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Determination of constraint conditions of composite mold in sand casting
(1) Quantity restriction of mold module division In order to ensure the assembly accuracy between the divided mold modules, it
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Effect of graphite morphology and distribution on properties of nodular cast iron
In recent years, with the development of mechanical equipment towards portability, low energy consumption and high efficiency, new requirements are
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Optimization of process parameters for sand casting compound mold
The idea of particle swarm optimization algorithm PSO (particle swarm optimization) comes from the research on the predation behavior of
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Forming method and material selection of composite mold for sand casting
Driven by the technology of mold less sand casting, according to the principle of mold forming, the molding of mold
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Refinement of microstructure and grain during heat treatment of steel
Grain refinement has always been an effective method to improve the strength and toughness of metal materials in the field
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Calculation model of carbon emission and carbon efficiency in Moldless sand casting process
The input of various resources and energy, as well as the output of finished products and wastes in each casting
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Strengthening type of steel heat treatment process
The heat treatment process direction is mainly studied, and the following are several strengthening types: (1) Solid solution strengthening This
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Metallographic structure analysis of three grades of gray cast iron
(1) The graphite morphology of the three grades of gray cast iron samples is mainly type A, with a small
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Fatigue life curves of three grades of gray cast iron
(1) The fatigue life curve of ordinary HT250 is shown in Figure 1. (2) The fatigue life curve of low
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ZHY Casting Grey Cast Iron products – machine tool castings
At present, China’s high-grade CNC machine tools needed in important fields such as automobile, aviation, railway and national defense depend
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Calculation model of energy consumption and energy efficiency ratio in Moldless sand casting process
Sand casting is an energy intensive production process. The production energy consumption per unit casting reflects the energy intensity of
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Strength and toughness theory of steel
There are thousands of kinds of steel used in all walks of life. The alloy type, content and performance of
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Practical evaluation of Bei Ma multiphase wear-resistant cast steel lining plate for cone crusher
In order to evaluate the wear resistance and service life of Bei Ma multiphase wear-resistant cast steel lining plate, the
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Resource consumption demand model of Dieless sand casting process
Resource consumption reflects the material demand in the production process to a certain extent. Through the quantitative calculation of resource
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Microstructure of tempered Crl3 steel
The tempering process is the quenching and tempering step after the previous heat treatment. Although the martensite in the structure
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Heat treatment of Bei Ma multiphase wear resistant cast steel lining plate for cone crusher
Take samples from test bar 1 and carry out the experiment according to the heat treatment experimental method, and finally
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Quenching structure of Crl3 stainless steel
2Crl3 is a hypoeutectoid steel. Raise the temperature to the austenite transformation temperature, hold it for a period of time
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Calculation results and Analysis and discussion of Sand casting
It is necessary to know the input of all kinds of energy, materials and so on when calculating carbon emissions.
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Wear resistance mechanism of cast steel liner of cone crusher
Combined with the performance requirements and development direction of crusher lining material, a new bainite Martian multiphase wear-resistant cast steel
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Annealed microstructure of Crl3 stainless steel
Generally speaking, the as cast alloy steel is mostly ferrite + carbide phase, and so is 2Crl3, which needs further
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Optimization of casting process for Sand Mold casting
FE2 has eliminated the internal defects of the casting by increasing the edge-pressing riser. However, due to the increase of
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Casting technology of fixed cone liner of cone crusher
Modelling 1) A set of solid wood samples shall be placed at the designated position of the outer skin, with
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Introduction and classification of Crl3 stainless steel
Stainless steel materials are classified in many ways: austenite, martensite, ferrite and two-phase structure; There are two kinds of stainless
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Background of pouring feature Design in Sand Mold casting
We will continue to explore the characteristic carbon benefit model of process design and the optimization and application of its
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2Crl3 stainless steel valve body
The strengthening and toughening treatment of 2Crl3 studied in the experiment takes the heat treatment process as a means and
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Casting technology of dynamic cone liner for cone crusher
Modelling 1) A set of solid wood samples shall be placed at the designated position of the outer skin, with
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Resource cost calculation under the influence of Sand Mold casting process Design characteristics
The calculation range of resource cost is the same as that of carbon emissions and production time. The material cost
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Heat treatment process of 2Crl3 stainless steel
Due to the development and improvement of the output and technical level of China’s iron and steel industry, the demand