Solidification structure and properties of other cast iron in vibration lost foam casting
In addition to ductile iron and gray iron, vermicular iron and white iron are commonly used as cast iron alloys. […]
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Heat treatment process of connecting rod
1.Manufacturing process route of connecting rod The general manufacturing process of quenched and tempered steel connecting rod is: forging →
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Form_ Effect of material coupling element on fatigue wear resistance of gray cast iron
By imitating the surface characteristics of wear-resistant organisms, the bionic non smooth surface morphologies of point, strip and mesh are
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Innovation of composite squeeze casting for large aluminum wheel hub
(1) A forming method of composite squeeze casting for large parts was proposed. According to this method, a composite squeeze
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Formation and elimination of common defects in gray cast iron
The cylinder block is the framework of the automobile engine, with thin wall and complex structure. In the casting production,
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Analysis of numerical simulation results of turbine rear exhaust nozzle in lost foam casting after process improvement
The numerical simulation results of the solidification process of the improved lost foam casting turbine rear exhaust pipe are analyzed.
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Effect of nodulizer addition on Microstructure of nodular cast iron
When nodular cast iron is cast, the amount of nodularizing agent will directly affect the graphite morphology in cast iron,
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Surface microstructure of gray cast iron
The existence of flake graphite in the middle layer of gray cast iron seriously affects the improvement of its properties.
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Classification of automobile connecting rod
1.Diesel engine connecting rod The connecting rod of the diesel engine bears high explosion pressure and low rotation speed. The
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Heat treatment defects of automobile connecting rod
Connecting rod is one of the important components in the engine. Its quality directly affects the safe use and driving
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Common materials of die forged connecting rod
1.Materials and technical requirements of quenched and tempered steel connecting rod Jb3764-84 stipulates that the following materials shall be used
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Effect of scrap addition on fracture morphology and fracture mechanism of gray cast iron
The graphite morphology in gray cast iron has obvious influence on the fracture process and mechanism of gray cast iron.
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Forming test of large aluminum wheel hub by Squeeze Casting
1.Forming process scheme The filling temperature of the large wheel hub composite squeeze casting method is 720 ℃, the moving
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Effect of amplitude on matrix structure of gray cast iron
The figure shows the matrix structure of gray cast iron. Among them, figures (a) – (d) are the matrix structure
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Analysis of solidification defects in lost foam castings
According to the analysis of the above numerical simulation results of lost foam casting, the possible defects and parts in
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Function analysis of compound squeeze casting die
Compared with the traditional squeeze casting die, the key problems to be solved in the composite squeeze casting die for
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Automobile forged connecting rod
Connecting rod is an important part of mechanical transmission. It is necessary to use connecting rod to change the direction
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Solid graphitization annealing process of cast iron
The solid-state graphitization process of cast iron is essentially a process of transformation from metastable cementite to stable graphite. Graphitization
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Improvement of fatigue wear resistance of gray cast iron by Laser Biomimetic treatment
Fatigue wear failure of gray cast iron is a phenomenon that metal is removed from the contact area under the
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Fatigue wear resistance of gray cast iron treated by laser alloying
For the surface of gray cast iron treated by laser alloying, the microstructures of different mixed alloy powders are obviously
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Composite squeeze casting forming system for large aluminum wheel hub
The forming method and equipment of composite squeeze casting are studied theoretically and experimentally. The main research contents and conclusions
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Effect of amplitude on primary austenite of gray cast iron
The figure shows the morphology of primary austenite of gray cast iron prepared under different amplitudes. Figures (a), (b), (c)
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Fracture morphology and fracture mechanism of gray cast iron with scrap
The microstructure is the main factor affecting the fracture morphology and fracture mechanism of metal materials. The notch effect at
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Numerical simulation and result analysis of solidification process of lost foam castings
The ultimate purpose of numerical simulation of lost foam casting is to analyze the casting solidification process and optimize the
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Structure of compound squeeze casting forming system
According to the design theory of production system, the structure of compound squeeze casting forming system is composed of logistics
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Large aluminum wheel hub forming
The composite squeeze casting method and a composite squeeze casting forming system suitable for the squeeze casting of large parts
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Compound squeeze casting forming die
Mold is an important part of the forming system of composite squeeze casting for large parts. Composite squeeze casting is
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Mold filling temperature of squeeze casting
Mold filling temperature is a very important index of squeeze casting, which is closely related to the occurrence of shrinkage
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Research status of surface modification of gray cast iron
Since the 1990s, researchers have carried out a lot of research on the surface modification of gray cast iron, among
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Improving fatigue wear resistance of gray cast iron by laser alloying biomimetic treatment
The results show that the laser surface biomimetic strengthening technology can effectively improve the fatigue wear resistance of gray cast