Study on Corrosion and Growth Resistance of Ductile Iron
Automotive exhaust is mainly composed of CO, CH and NOX. It directly discharges into the air not only pollutes the […]
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Establish a perfect database of physical parameters of casting materials and an advanced physical experiment platform
1. Current situation Material physical parameters are the direct basis of digital casting, which play a decisive role in the
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Microstructure changes of high nickel ductile iron at high temperature
The red oxide layer of high nickel ductile iron covers the surface of the sample while holding for 80 hours
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Production technology and existing problems of brake caliper casting
1. Production process The 693 brake caliper and 812 brake caliper of ZHY casting are produced in the same line,
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Microstructure Change of High Silicon Molybdenum Ductile Iron at High Temperature
Fig. 1 shows the microstructure of high silicon molybdenum ductile iron after different thermal cycles at the upper temperature of
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Titanium alloy precision casting – an advanced method of near net forming of titanium alloy parts
Titanium alloy has many advantages, such as low density, high specific strength, high temperature resistance, corrosion resistance, weldability and so
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Casting technology of impeller
Before molding, assemble the core box according to the requirements, pay attention to the assembly sequence and the positioning of
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Prospect of squeeze casting technology in China in the 21st century
In the 21st century, China’s squeeze casting technology will develop steadily and rapidly. Mainly reflected in the squeeze casting theory
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Study on oxidation resistance of ductile iron
With the continuous progress of society, atmospheric warming and environmental pollution have attracted more and more attention around the world.
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Structure and technical requirements of brake caliper casting
Subcutaneous porosity is a common casting defect of nodular iron castings. The moisture in molding sand, resin in sand core,
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Study on as-cast structure and microhardness of ductile iron
Alloy cast iron is an iron-carbon cast alloy with some other elements added. It is often made by melting some
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Research on Thermal Fatigue Resistance of Ductile Iron
Ductile iron is commonly used to make structural parts on mechanical parts and equipment, mainly due to its relatively low
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Interpretation of the 13th five year plan for the development of foundry industry
China’s foundry industry has been developing steadily since the 12th Five Year Plan, but its growth rate has slowed down
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Cast Structure and Structure of High Nickel Ductile Iron for Automotive Exhaust Manifold
The as-cast microstructure of high nickel ductile iron observed under a microscope is shown in the figure.The graphite spheroidization of
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Analysis on the improvement of the casting process of 750 large ductile iron pump body
1.Analysis of the reasons for the failure of the original process 1.1 cause analysis of shrinkage and porosity The riser
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Development of High Strength Gray Cast Iron Automotive Exhaust Manifold
The strength of gray cast iron is mainly determined by graphite shape, size, pearlite in matrix and ferrite proportion. With
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Cast Structure and Structure of High Silicon Molybdenum Ductile Iron for Automotive Exhaust Manifold
The figure shows the original as-cast structure of high silicon-molybdenum ductile iron. From Figure a, it can be seen that
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Experimental material design of heat resistant cast iron for automobile exhaust manifold
The structure of the material determines the performance of the material, and the matrix structure of the material is often
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Problems in squeeze casting industry in China
1. Understanding of Squeeze Casting Technology As a process technology, squeeze casting has been widely used in production, but many
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Application of other cast heat-resistant aluminum alloy in engine
Al-Mg cast aluminum alloy is also known as corrosion-resistant cast aluminum alloy, which has the advantages of high corrosion resistance,
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Network intelligent casting technology, production and quality integration technology
1.Current situation The network manufacturing mode of foundry enterprises refers to a new mode that foundry enterprises adopt information technology
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Development direction of automobile exhaust system
With the improvement of engine efficiency and environmental protection requirements, it is required to improve the heat and corrosion resistance
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The development goal of becoming a powerful country in foundry industry
The 13th five year development plan for foundry industry (hereinafter referred to as the plan) predicts that the medium and
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Attempt to New Casting Materials for Automotive Exhaust Manifold
In view of the change of exhaust temperature of automobiles, the materials used in the exhaust manifolds of automobiles are
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Development of Grey Cast Iron Automotive Exhaust Manifold
With the development of the automobile industry, the exhaust temperature of the engine is increasing continuously, which leads to the
Scientific
Low Temperature High Impact Performance Test of Precision Casting QT450-10 for Automotive Parts
By controlling chemical composition, optimizing and improving the spheroidizing incubation process, the graphite grade and size of QT450-10 can be
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Application of cast Al-Cu alloy in engine
Al-Cu system cast aluminum alloy is the earliest used casting alloy, which has high heat treatment effect and thermal stability.
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Coupling numerical simulation technology of multi-scale macro and micro structure of high performance cast iron
1.Current situation Cast iron plays an extremely important role in China’s national economy and even in the world’s manufacturing industry.
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Development and Application Status of Cast Iron Melting Furnace at Home and Abroad
Casting alloys must be melted first, then injected into the molds and cooled to the characteristics of the castings, making
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Key technology of improving casting quality of machine tool
At present, the majority of machine tool castings are still gray cast iron. The practice at home and abroad has