Cooling curve of flake graphite cast iron and nodular cast iron
The cooling curves of typical flake graphite cast iron and nodular cast iron are shown in the figure. It can […]
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Effect of vibration on hardness of white cast iron
The figure shows the hardness change of white cast iron in lost foam casting with and without vibration. It can
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Test of nodular cast iron
As cast crankshaft castings with nodular cast iron trademark of QT800-2 are selected as the samples. After testing, the nodularity
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Classification of casting coatings
(1) According to different carrier solutions, it can be divided into: water-based coatings and alcohol based organic solvent casting coatings;
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Development of lost foam casting abroad after 1980s
Compared with the United States, the lost foam casting technology in other countries developed late, but the development speed is
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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
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Model establishment of compacted vermicular cast iron pressure plate for automobile
Vermicular cast iron automobile clutch pressure plate casting is a small casting, its overall structure is similar to a disc,
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Vermicular graphite cast iron pressure plate castings for automobiles
Automobile clutch pressure plate is an important part of clutch, which is of great significance to automobile driving safety. The
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Physical and chemical inspection of 30CrNiMo steel castings
1. Fractograph The fracture morphology of impact sample was observed by Zeiss evo15 scanning electron microscope. The fracture morphology of
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Surface residual stress induced by laser shock in gray cast iron
Due to the temperature gradient generated in the process of laser melting of gray cast iron and the transformation of
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Process flow of composite squeeze casting
According to the definition of composite squeeze casting, the process flow of the composite squeeze casting forming method is as
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Quenched and tempered steel connecting rod and non quenched and tempered steel connecting rod
It can be seen that the main differences between the quenched and tempered steel connecting rod and the non quenched
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Effect of sample wall thickness on Microstructure of white cast iron
The picture shows the microstructure of white cast iron with different wall thickness. Among them, figures (a) – (c) are
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Influence on properties of nodular cast iron
On the premise of good spheroidization of graphite, the mechanical properties of nodular cast iron can be adjusted in a
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Development of lost foam casting in the United States after 1980s
Before the 1980s, the restriction of lost foam casting patent limited the use of dry sand lost foam casting without
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Experimental results and Discussion on casting properties of ZL116 aluminum alloy arm
The fracture is located at the root of the support arm on the casting, and the overall paint surface of
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Decarburization defect of quenched and tempered steel connecting rod during heat treatment
Decarburization refers to the phenomenon that CO2, H2O, O2, H2 and other gases in the heating medium interact with the
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ADC12-0.25Ti aluminum alloy automobile casting test materials and methods
The new aluminum alloy ADC12-0.25ti containing titanium for automobile parts is taken as the research object. The chemical composition of
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Graphite transformation in laser melting layer of gray cast iron sample
When the temperature in the molten pool rises rapidly, the convection inside the molten pool is strong, which adds to
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Large aluminum wheel hub forming specimen
In the forming experiment, the large aluminum hub is taken as the forming object, with a diameter of 660mm and
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Heat treatment of automobile connecting rod
In the situation of fierce market competition, under the premise of ensuring product quality, energy saving and consumption reduction is
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Influence of unreasonable structure on casting process and mold design
When examining the casting process of cylinder head, it is necessary to avoid unreasonable structure affecting mold parting or casting
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Effective application of additive manufacturing technology in investment casting process of agricultural machinery
1. Manufacturing process All the technologies described above have different advantages. In this study, selective laser sintering technology is mainly
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Riser process of steel castings based on OpenCascade
The riser system in casting process design is generally designed based on experience and relevant databases. Sometimes the designed riser
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Early development of lost foam casting abroad
Lost foam casting originated in the United States. In 1956, American H.F.Shiroyer used EPS foam as wax mold material for
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Zl116 aluminum alloy support arm casting performance test materials and methods
Take 4N9 high-purity aluminum, 4N9 refined magnesium ingot, Al-5Ti, al-3be, Al-12Si master alloy and ZL116 alloy ingot as raw materials,
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Oxidation defect of quenched and tempered steel connecting rod during heat treatment
No matter whether quenching + high temperature tempering or energy-saving waste heat quenching + high temperature tempering are used, the
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Design optimization and application of grinding mould for casting cylinder head
The existing mould and the cast cylinder head with grinding problems are shown in Figure 1. As shown in Figure
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Impact properties of 30CrNiMo steel castings
30CrNiMo steel has been widely used in mining machinery due to its high hardenability, good comprehensive mechanical properties and excellent
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ADC12-0.25ti aluminum alloy automobile castings
ADC12-0.25ti aluminum alloy samples for automotive castings were prepared at different pouring temperatures. The microstructure, fluidity and hot cracking resistance