Effect of casting defects on fatigue crack initiation
Under the action of alternating load, even if the stress amplitude is far less than the yield strength of the […]
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Technology of ball milling nodular cast iron for automobile hub support
Hub support is an important supporting component of automobile suspension system. During automobile driving, it mainly bears alternating impact load,
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Future development trend of casting simulation technology
With the increasing maturity of computer technology, casting simulation software tends to be improved. Casting numerical simulation technology has become
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Development status of casting simulation technology
Casting simulation technology first rose abroad in the 1960s. Denmark, the United States, Germany, Japan and other countries have successively
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Overview of casting CAE Technology
As we all know, the casting process is an extremely complex high-temperature, dynamic and changing process, and the casting defects
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Crack casting defects and prevention methods
1. Cold cracking casting defect Cold cracking casting defect refers to the crack caused by the casting stress greater than
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Cause analysis of shrinkage porosity and casting defects of a diesel engine cylinder head
After sampling the casting defect location, the scanning electron microscope was used for analysis. After ultrasonic cleaning, the casting defect
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Design of feeding scheme for flange casting process
(1) The defects of the anchor support and the outlet flange are close to the processing surface, and the processing
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Analysis and solution of shrinkage casting defect of cylinder head of a diesel engine
The cylinder head of a certain type of diesel engine produced by ZHY Casting factory has complex structure, compact layout,
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Sand inclusion casting defects and their prevention and control methods
As a common casting surface defect, sand inclusion casting defect often occurs in wet casting thick plate castings. Typical sand
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Porosity casting defects and prevention methods
Porosity casting defect refers to the defect caused by the bubbles left in the casting before the liquid metal solidifies
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Fatigue performance analysis of structures with casting defects
With the continuous development and progress of casting technology, the casting structure under the new technical conditions has many advantages
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Shrinkage porosity and shrinkage cavity casting defects and their control methods
Due to the liquid shrinkage and solid shrinkage of liquid metal during solidification, the holes formed at the last solidification
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Distribution box and pouring link of diesel engine crankcase by sand casting
This link should focus on the inspection of personnel skills and experience. The operator’s work certificate can be checked. At
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Design of gating system for steel castings of dual phase steel pump casing
The dual-phase steel pump casing has the common characteristics of cast steel: high melting point, poor fluidity, large shrinkage, easy
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Casting process of dual phase steel pump casing
The pump casing is the main part of the water pump, which is mostly made of dual-phase steel. Different grades
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The turbine shell parts are processed by die casting technology
1. Design of turbine casing pouring system The internal and external contours of turbine shell parts are relatively complex. When
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Development status and trend of foundry industry
Since the end of the 20th century, with the progress of science and technology and the development of national economy,
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Modeling and core making control of diesel engine crankcase in sand casting
These two processes are basically similar, which are the basis of the whole casting process and directly affect the box
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Analysis of casting defects of dual phase steel pump casing
The single suction pump casing is a box type casting, and its structure is shown in the figure. Casting defects
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Principle and process of Dieless casting forming technology
1. Principle of Dieless casting forming technology Dieless casting is an advanced digital forming technology. Take the three-dimensional CAD model
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Problems in traditional sand casting process for turbine shell parts
1. The traditional sand casting method has low precision and cannot meet the production of complex parts such as turbine
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Research status of high strength and toughness alloying of nodular cast iron
The tensile properties of nodular cast iron are mainly related to the quantity and quality of graphite balls and the
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Sand casting is the key link and difficulty of diesel engine crankcase
The links are mainly from the molding, core making, box matching, pouring, cleaning and heat treatment processes. Firstly, the heat
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The Critical Role of Sand Casting Services in Industrial Production
Sand casting services play a pivotal role in industrial production by providing a flexible, cost-effective, and reliable method for producing
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Foundry technology of sand casting crankcase
18PA6B sand mold casting crankcase is made of nodular cast iron, with a gross weight of about 13T. Resin sand
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Properties of nodular cast iron
1.Mechanical property 1) Tensile strength As the most common stress state, tensile stress is closely related to other static load
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Manufacturing supervision of diesel engine crankcase equipment by sand casting
Because sand casting is a special process, with many hidden links and collective operation mode, some processes cannot be directly
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Data and intelligence of foundry
The production management and product control of castings in a foundry should gradually establish data-based and intelligent production under industry
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Microstructure of nodular cast iron as cast
In the process of cooling to room temperature, the microstructure of nodular cast iron may follow two paths of phase