Abstract Heat-resistant cast aluminum alloys have been extensively applied in high-temperature and high-stress environments, particularly in the cylinder heads of […]
1. Casting Structure and Requirements Specification Details Structure Typical tubular structure, outer diameter 600mm, inner diameter 480mm, height 700mm, with
Comparing grey cast iron with other materials involves assessing their respective strengths and weaknesses to determine their suitability for specific
The microhardness of the middle part of the rim and the inner rim near the spinning wheel area (upper) and
The metallographic sample of longitudinal section is cut from the inner rim of the spinning blank rim. The sample is
AlSi7Mg alloy has been widely used in aerospace and automotive industry due to its excellent formability, high corrosion resistance and
1. Working principle of the first mock examination double cavity aluminum piston casting mold assembly External mold I and external
In the process of automobile aluminum alloy wheel casting, the most important issue is the quality control. After a more
The key technology of automobile aluminum alloy wheel casting can be introduced from the perspective of its casting process to
At this stage, the most important aluminum alloy wheel casting technologies include gravity casting, low pressure casting and forging. The
The casting technology of automobile aluminum alloy wheel hub has been widely used in recent years. The application principle, type,
Construct a second-order aluminum alloy sleeve response surface model and verify the model. The results are shown in Table 5.
Based on the experimental results, a second-order response surface model was constructed and the regression model was tested. The results
The response surface analysis method for aluminum alloy sleeves is a mathematical statistical method used to find the optimal experimental
The research object is A356 aluminum alloy sleeve, whose appearance is shown in Figure 1. The overall shape of the
Low pressure casting has the characteristics of good molding performance, high surface quality, and high production efficiency, but it also
According to the optimal parameter combination, conduct numerical simulation verification on the casting process of aluminum alloy sleeves. The comparison
Low pressure casting, as a mature casting process, has the characteristics of smooth filling, low cost, and good casting quality,
1. Phase composition of cast A356.2 (Sc, La) aluminum alloy It can be seen from the XRD analysis and test
The material used in the experiment is A356.2 aluminum alloy. The rare earth elements Sc and La are added in
Adding rare earth elements into aluminum alloy not only has the effect of modification, but also can improve the mechanical
From the simulation results, it can be seen that the heat loss at the thin wall of the casting is
New energy vehicles are regarded as key projects to alleviate energy consumption and environmental problems, and become a key development
1. Fracture morphology Figure 1 shows the fracture morphology of the end cover crack. The crack starts at the back
Due to the special operating environment, rail transit trains are subject to impact and vibration during normal operation, so the
With the continuous improvement of the requirements of aluminum piston manufacturers for increasing production and reducing consumption, aluminum piston manufacturers
1. Size of compound phase Figure 1 shows the microstructure of the defective sample and the normal sample. Through comparison,
With the development of industry, higher requirements are put forward for the performance and service life of structural parts made
The chemical composition (mass fraction, the same below) of 5083 aluminum alloy plate is: 0.4% – 1.0% Mn, 4.3% –
1. Selection of casting method The wall thickness of the casting is thin, the flow resistance of the molten metal
