Technological test of large vermicular graphite iron castings
The results show that the cooling rate of heavy section vermicular graphite cast iron is slow and the undercooling degree […]
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Casting tensile strength control of chilled cast iron camshaft
For the tensile strength of chilled cast iron camshaft, it is recommended in technical conditions for automobile engine camshaft that
Scientific
Control points of cold depth of chilled cast iron camshaft and hardness of cam peach tip
1.Key points of cold depth control (1) cold iron. In the early stage of product development, according to its own
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New type of wear resistant connecting rod assembly for automobile turbocharger
Connecting rod assembly is the most important part of turbocharger, and it needs to have high wear resistance, high working
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Matrix hardness control of chilled cast iron camshaft
For the internal quality of chilled cast iron camshaft casting, on the basis of controlling the chemical composition, the matrix
Scientific
Technical requirements for cold depth of chilled cast iron camshaft and hardness of cam peach tip
When the chemical composition and matrix hardness of the hot metal are controlled in the small range mentioned above, the
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Chemical composition control of chilled cast iron camshaft
The control of chemical composition is the basis to ensure the casting quality of chilled cast iron camshaft. For chilled
Scientific
Proportional solidification process of pancake iron castings
1.Analysis of process characteristics Pancake iron castings (diameter and thickness) δ Although the shape of the casting is simple, it
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Internal quality control of chilled cast iron camshaft casting
The chilled cast iron camshaft uses the chilling effect of the formed chill on the high temperature molten iron to
Scientific
Analysis of stress field during solidification process of track shoe in Lost Foam Casting
The solidification process of liquid metal is divided into three phases: liquid phase, solid / liquid phase coexistence and solid
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Application of Proportional Solidification Theory in production of pancake castings
In the process of casting production, the traditional technology is generally designed according to the theory of sequential solidification and
Scientific
Effect of pouring temperature on defects of track shoes in Lost foam Casting Process
In the solidification process, because of the wide range of crystallization temperature, the basic metal skeleton is formed first when
Scientific
Pre treatment of numerical simulation for solidification process of track shoes in EPC Process
Geometric modeling The heat transfer between the liquid metal and the pattern occurs during the filling process Where, ρ P
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Problems of traditional measurement methods in the process of large steel casting size detection
Traditional measurement methods include manual measurement and large-scale three-dimensional scribing instrument, which have low measurement accuracy, high error rate, low
Scientific
Numerical simulation of solidification process of track shoes in Lost Foam Casting Process Based on ProCAST
Crawler shoe is the key component of roadheader walking mechanism, which is connected by pin to form crawler shoe chain.
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Application of optical space dimension measurement technology in large steel casting dimension detection
At present, the dimension measurement methods commonly used in large steel castings are traditional manual measurement, three-dimensional scriber and so
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Material selection of high chromium cast iron in large autogenous mill liner
Commonly used lining materials are high manganese steel, low alloy wear-resistant alloy steel and white cast iron. High manganese steel
Scientific
Formation mechanism of Macrosegregation in reverse squeeze casting
The segregation behavior of impurity elements needs to be analyzed from the aspects of solidification thermodynamics and kinetics. From the
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Application of high chromium cast iron in large autogenous mill liner
The mill liner is used to protect the mill barrel from the direct impact and friction of the abrasive body
Scientific
Segregation position of impurity elements in large wheel hub in reverse squeeze casting
According to the data in Table 1, the segregation position of each element along the longitudinal direction can be further
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Abnormal segregation of impurity elements in reverse squeeze casting
On the whole, the impurity segregation of reverse squeeze casting belongs to positive segregation. The last position of reverse filling
Scientific
Segregation degree of impurity elements in large wheel hub by reverse squeeze casting
The contents of impurity elements at different positions in A356 aluminum alloy wheel hub by reverse squeeze casting are shown
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Zero rheological segregation of impurity elements in reverse squeeze casting
The results show that the segregation zone with high impurity element content is located at position 1 and the segregation
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Experimental method for segregation behavior of impurity elements in large wheel hub by reverse squeeze casting
The test material is A356 aluminum alloy, and its chemical composition is controlled according to American Standard b108-03a. A heavy
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Segregation behavior of impurity elements in large wheel hub by reverse squeeze casting
Due to the effect of flow and high pressure in squeeze casting, it is difficult to avoid the component segregation
Scientific
Inclined pouring process design of top plate casting
The top plate casting is an important part of the supporting transportation equipment for metallurgical vehicles. Its structure is shown
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Inclined pouring production of top plate casting
Pattern making The pattern is a wooden scraper with a thickness of 25 mm, which is simple, practical, fast and
Scientific
Vacuum casting process design of forklift front axle
1 Mold Design According to the overall dimension of the product, the size of sand box is 550 mm ×
Scientific
Production test and product inspection of forklift front axle by vacuum casting
1 Production Process The production process is shown in Fig. 1 ~ 5, including coating spraying, coating drying, core setting,
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Casting process and requirements of lower half casting of rear cylinder of marine steam turbine
With the development of information technology, modern ships need to be equipped with a large number of information equipment and