It can be seen from the metallographic structure figure 1 after solution treatment at different temperatures for 2 h that […]
In order to improve the quality of wheel shaped squeeze casting parts, the process parameters of different extrusion filling speeds
Before 2013, the company’s production performance of gas turbine castings was dominated by only a few small and medium-sized steel
Large and medium-sized engine is an important power source of mechanical equipment, which is widely used in automobile, ship, engineering
The gating system is composed of a gate cup, a runner, a sprue and an inner gate. It is a
Before designing the mold process, the natural properties of the parts should be analyzed, including weight, volume, surface area, number
Drawing is to adjust the taper of the mold or casting surface so that the mold and product can be
Defect analysis is mainly based on shrinkage, shrinkage, depression or collapse. ProCast software is used to analyze shrinkage, shrinkage, depression
Because hot joints will occur in large and thick parts during the cooling process of castings, and casting defects such
After filling, in order to analyze casting problems such as subsequent solidification defects, the solidification temperature field is further analyzed.
The net weight of machine tool body parts is 1762.75 kg, and the overall contour size of parts is 1985
The flow of liquid metal in filling process has a great influence on the quality of casting. If the design
Gasified pattern casting is a new casting method in the late 1950s. Some aluminum castings for automobile lightweight, such as
Cosworth method is developed by Cosworth research and development company and GKN United Company in the mid-1970s. It is a
1. Analysis of Minimum Wall Thickness of Castings Considering the limited filling capacity of liquid metal, in order to avoid
This kind of die-casting is a process between metal mold casting and die-casting. Under the action of pressure, the aluminum
1.Casting Structural Characteristics As a flat casting, the cushion block is the main structural component of automotive driving equipment and
Pressure casting is called die casting for short. Under a certain pressure, the melt can fill the cavity. The structure
In today’s society, people’s understanding of environmental protection and their own health is constantly deepened, and the emission requirements of
According to the test results of the support plate, the microstructure and mechanical properties of the normal position are qualified,
The support plate is a part of the truck suspension part, also known as the support arm, connecting plate, etc.
Titanium alloy has many advantages, such as low density, high specific strength, high temperature resistance, corrosion resistance, weldability and so
By controlling chemical composition, optimizing and improving the spheroidizing incubation process, the graphite grade and size of QT450-10 can be
With the improvement of performance requirements of automobile parts for ductile iron parts, its material brand and performance exceed the
(1) The main causes of rear axle abnormal noise are as follows: The bearing is loose and damaged; the gear
In recent years, with the rapid improvement of science and technology level and the continuous promotion of industrial revolution, a
1.Current situation Single crystal superalloy is the most important blade material of advanced gas turbine engine. China has made remarkable
With the increasing requirements of energy saving, environmental protection and reducing the cost of components, large-scale structural casting of aluminum
The abnormal noise of the clutch is mainly manifested in the process of separation or engagement, as well as when
1) The steering wheel is loose. Loose steering wheel is also a more dangerous failure of agricultural machinery, which needs
