Sand inclusion casting defects and their prevention and control methods
As a common casting surface defect, sand inclusion casting defect often occurs in wet casting thick plate castings. Typical sand […]
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casting defects
Scientific
Stress intensity factor of casting defects
As for the calculation of the stress intensity factor of casting defects, scholars have made a lot of efforts and
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Porosity casting defects and prevention methods
Porosity casting defect refers to the defect caused by the bubbles left in the casting before the liquid metal solidifies
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Fatigue performance analysis of structures with casting defects
With the continuous development and progress of casting technology, the casting structure under the new technical conditions has many advantages
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Shrinkage porosity and shrinkage cavity casting defects and their control methods
Due to the liquid shrinkage and solid shrinkage of liquid metal during solidification, the holes formed at the last solidification
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Analysis of casting defects of dual phase steel pump casing
The single suction pump casing is a box type casting, and its structure is shown in the figure. Casting defects
Scientific
Effect of adding cold iron on simulation results in nodular cast iron pouring of hub support
According to the comparison of the numerical simulation results of the scheme, it is found that by reasonably increasing the
Scientific
Influence of riser diameter and riser neck length of nodular cast iron for hub support on simulation results
It can be found from the analysis that simply changing the height of the pouring riser of nodular cast iron
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Cast impeller material and casting defects
The material of a cast impeller is aluminum silicon alloy zalsi9cu2mg. The cast impeller is not allowed to have casting
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Defect analysis of 5083 aluminum alloy casting plate
With the development of industry, higher requirements are put forward for the performance and service life of structural parts made
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Treatment of casting defects of blowholes
Porosity casting defects are holes that appear in the interior or surface of the casting, and the cross section is
Scientific
Improvement method of shrinkage casting defects of special alloy gray cast iron
1. Improve the temperature field of castings Through the simulation of the overall temperature field of the casting with the
Scientific
Analysis of shrinkage casting defects of special alloy gray cast iron
1. Tendency shrinkage defects of gray iron castings after processing In the process of design and development of gray iron
Scientific
Prevention measures for casting defects of high grade gray cast iron cylinder head of large diesel engine
In casting production, due to the uneven wall thickness of the gray cast iron cylinder head, it is easy to
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Casting defects in the original lost foam casting process
The internal shrinkage porosity and shrinkage cavity of the casting produced by the original lost foam casting process is relatively
Scientific
Effect of Ti on the microstructure and properties of gray cast iron brake discs
Figure 1 shows the relationship between the tensile strength, Brinell hardness and w (TI) content of the test sample, in
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Shrinkage casting defects of special alloy gray cast iron frame
The structure of special alloy gray cast iron frame gray cast iron used in the power system of high-speed railway
Scientific
Casting defect analysis and process optimization of impeller casting
According to the solidification sequence of impeller casting, the timely feeding of riser can not be obtained at the thick
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Causes of shrinkage cavity and porosity casting defects
There are many reasons for shrinkage and porosity casting defects in castings. Deficiencies in product structure, smelting process, core sand,
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Shrinkage defects of high-grade gray cast iron cylinder head of large diesel engine
With the continuous improvement of the quality requirements of diesel engine products in the whole machine factory, higher and higher
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Original casting technology of gray iron castings for large engine oil pan
Resin sand is used for molding and core making. The compressive strength of resin sand is 5~7 kPa. Zircon powder
Scientific
Sand mold low pressure casting of aluminum alloy complex thin wall parts
Aluminum alloy castings are widely used in railway, military, aerospace, automotive, medical and other fields because of their good comprehensive
Scientific
Solution to local shrinkage crack casting defect of aluminum alloy cylinder head
With the implementation of the “Three Guarantees” responsibility system in the international automobile industry, the quality requirements of automobile parts
Scientific
Porosity casting defects of gray cast iron
Most of all kinds of porosity casting defects are located in the key parts of the cylinder block, and the
Scientific
Porosity defect of gray cast iron
Porosity casting defect has always been the most common defect in sand casting gray iron castings. It refers to the
Scientific
Fitting results of casting defect distribution of cast steel joints
There are many tests for statistical distribution, such as KS test, chi square test, etc. from the perspective of graphics,
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Optimization and defect prevention of Wet Mold clay sand casting process for railway steel castings
Aiming at the wet mold clay sand casting process of railway steel castings, the research is carried out from the
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Adjustment of batch production process of railway steel castings
The coupler tongue produced by the final process scheme of early steel casting trial production has successfully passed the inspection
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Casting simulation and casting defect analysis of cast steel joints
The casting simulation of four branch cast steel joints is carried out by using ProCAST casting simulation software to explore
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Solutions to casting defects of railway steel castings
In view of various casting defects in the trial production of railway steel castings, combined with the actual production conditions