The first piece of the first stage stationary blade casting of heavy gas turbine in China has passed the appraisal
The first piece appraisal meeting for the first stage stationary blade casting of 300MW class F heavy-duty gas turbine was […]
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Scientific
Growth Resistance of High Silicon Molybdenum Ductile Iron
The increase in length of high silicon molybdenum ductile iron when it is cooled to room temperature after holding for
Scientific
Problems and development trend of casting technology in automobile industry
Although the amount of magnesium used in automobile industry is increasing, its application in automobile is still limited. At present,
Scientific
Preliminary test and analysis of eliminating subcutaneous air hole in brake caliper casting
1 Preliminary test As the pores are non fissured, N2 pores are excluded. In order to reduce the source of
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Growth resistance of high nickel ductile iron
The relationship between length increment and holding time of high nickel ductile iron at different operating temperatures is shown in
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Corrosion morphology of ductile iron
Although the macroscopic changes of the ductile iron studied are not obvious, the corrosion surface is slightly uneven after enlarged
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Computer simulation of titanium alloy casting forming
In the future, titanium alloy precision forming technology will be developed to the direction of digitalization, informatization, automation and environmental
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Production defect analysis of brake caliper casting
1. Defect category identification According to the shape and location of the stoma, the defect was initially identified as subcutaneous
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Current situation and development of cast titanium alloy technology of Baimu high tech
Beijing Baimu aviation materials Hi Tech Co., Ltd. is a specialized manufacturing platform for titanium alloy casting materials and process
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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
Scientific
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
Scientific
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
Scientific
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.
Scientific
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,
Scientific
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
Scientific
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
Scientific
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
Scientific
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