Weichai Power Co., Ltd. casting and forging plant
Company profile: Weichai Power Co., Ltd. is a key backbone enterprise of national internal combustion engine R & D, manufacturing […]
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Determination of other process parameters of high temperature and high pressure valve castings
Effective control of other process parameters can avoid cracks in valve castings. These processes mainly refer to the process of
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Bucket teeth casting shell casting
Shell mold casting, a casting method for producing castings with thin shell mold. A kind of molding sand (phenolic resin
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Production and development of SAF2507 stainless steel valve casting
Technical parameters of rusty steel valve castings: Name: gate valve (composed of valve body, valve break and rocker) Pressure: 1500
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Control of other elements in ductile iron
(1) Composition control and selection of as Cast Ferritic Nodular Iron: Micro hypereutectic composition, in which the carbon is slightly
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Pouring temperature of nodular cast iron
It is recommended that the optimum spheroidizing temperature range is 1420-1480 ℃, the spheroidizing temperature of nodular cast iron is
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Analysis and design of crankshaft shell casting process
Through research and production practice, the following key problems must be solved in order to produce high-quality and mass qualified
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Study on crankshaft shell casting
Since the development and popularization of the process of producing crankshaft with iron film coated sand in the 1970s, due
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Increasing pouring speed and reducing sand hole and air hole defects of large steel castings
① Increase the diameter of ladle nozzle and the size of gating system; ② Increase the number of ladle nozzles;
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Development and application of shell casting in China
Although the application of shell casting in China is more than ten years later than that in foreign countries, it
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Crankshaft shell casting process design
The shell mold casting process of S1100 single cylinder diesel engine crankshaft was studied. S1100 single cylinder diesel engine crankshaft
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Shanghai Diesel Engine Co., Ltd. Foundry Branch
Company profile: The Foundry Branch of Shanghai Diesel Engine Co., Ltd., located at No. 2636, Jungong Road, Shanghai, is a
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Prevention measures of sand sticking casting defects of excavator bucket teeth
Therefore, we analyze and sort out the causes of sand sticking in cast wear-resistant low alloy steel and the preventive
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Development and application of shell casting in foreign countries
In 1940, Johannes Croning, a German engineer, invented the thermal method for manufacturing shell mold, which is called “C” method
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Design of high temperature and high pressure valve casting process
There are many problems to be solved in the valve casting process, and relevant personnel should focus on the following
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Technology of nodular cast iron crankshaft for diesel engine
Crankshaft is not only the main key transmission part of engine, but also an important safety part. When the engine
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Characteristics of SAF2507 super duplex stainless steel
(1) Super duplex stainless steel SAF2507 has good chloride stress corrosion resistance under low stress. Generally, 18-8 austenitic stainless steel
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Production and development of super duplex stainless steel SAF2507 valve casting
SAF2507 is the third generation of super duplex stainless steel, American Standard (national standard ZG 00Cr25Ni7Mo4N). Its microstructure has an
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Numerical simulation technology of sand casting
Experts and scholars at home and abroad have studied the application of numerical simulation technology in the fields of sand
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Numerical simulation of solidification process of sand casting for tractor box
(1) The simulation flow of numerical simulation software is introduced, and the setting of simulation parameters of reducer box body
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Pressure casting of motorcycle aluminum alloy wheel hub
The so-called pressure casting mainly refers to the aluminum alloy wheel hub casting obtained by filling the liquid metal into
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Reduce sand hole and air hole defects of large steel castings
How to overcome the shortcomings of quartz sand and significantly reduce the sand holes and pores of large and medium-sized
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Dongfeng Automobile Co., Ltd. casting branch
Company profile: Dongfeng Automobile Co., Ltd. Foundry Branch is located at No. 1, Checheng Avenue, Xiangfan City, Hubei Province, covering
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Manifestation of defects in bucket tooth bonded sand casting
At present, the manufacturing processes of excavator bucket teeth in China mainly include sand casting, forging manufacturing and precision casting.
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Classification and materials of box castings
According to the function of box casting, it can be divided into transmission box casting, pump body and valve body
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Sectional area ratio of each sprue for tractor box casting
The design of casting process of tractor reducer case is studied. The main research contents include the following parts: (1)
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Research on vibration technology in casting forming
More than 100 years ago, Chernoff applied vibration during ingot forming, and the grain of ingot casting was refined. With
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Numerical simulation technology of sand casting
Numerical simulation of sand casting process is an interdisciplinary subject involving various disciplines such as information, materials, mechanics and computer.
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Coating technology of motorcycle aluminum alloy cast wheel hub
The appearance forms of aluminum alloy casting hub mainly include coating and electroplating. Painting colors include sports silver and silver
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Control of pouring and solidification process of large steel castings
“Pouring and solidification process” is a key process that has a significant impact on the quality of steel castings. More