Design of Risers and Chillers for Pump Gland Steel Castings
For steel castings, in order to ensure that the riser can effectively feed the steel castings, it is necessary to […]
For steel castings, in order to ensure that the riser can effectively feed the steel castings, it is necessary to […]
Considering the structural characteristics of the product such as difficulty in molding ribs and small weight of steel castings, as
Name Texture of material Weight/kg Length/mm Width/mm Height/mm Maximum wall thickness/mm Minimum wall thickness/mm Gland ZG230- 450 15.5 270 270
The microhardness of the middle part of the rim and the inner rim near the spinning wheel area (upper) and
With the rapid development of China’s economy, especially the infrastructure industryThe rise of the Internet of Things has led to
Preface 3D printing, as the biggest driving force technology of intelligent manufacturing, isThe reason for the delay in large-scale implementation
Internal defects in heat-treated components can pose significant risks to their structural integrity and performance. Detecting and addressing these hidden
Tracing the root causes of casting defects requires a systematic approach and careful analysis of various factors involved in the
Cut the bar tensile specimen from the inner rim part along the tangent direction. The tensile test shall be conducted
Quality control is crucial in steel casting to ensure the production of high-performance components. Here are some key aspects of
The metallographic sample of longitudinal section is cut from the inner rim of the spinning blank rim. The sample is
The process flow of aluminum alloy wheel casting+spinning composite forming (referred to as casting and spinning): molten aluminum melting –
The geometry and size of the cast spinning wheel of the aluminum alloy wheel directly affect the contact area between
Taking a certain type of wheel as the research object, the A356 cast-rotating aluminum alloy wheel blank is mainly manufactured
A356 alloy has good casting performance, and can obtain high strength and good plasticity after heat treatment. At present, A356
Under the conditions of the same mold locking force, injection force, mold filling speed and pouring temperature (700 ℃), X-ray
The mechanical properties of AlSi7Mg alloy specimens prepared at different mold preheating temperatures were tested under the same mold locking
Si Mg Ti Sr Zn Cu Al 7.275 0.391% 0.0518% 0.0123% 0.00089% 0.00197% 92.2% Table 1 shows the chemical composition
AlSi7Mg alloy has been widely used in aerospace and automotive industry due to its excellent formability, high corrosion resistance and
The electric vibration table can meet the simulation requirements under various vibration conditions, andHas been applied to the simulation test
Investment casting process can produce complex shapes, high surface finishGood, high dimensional and shape accuracy castings are widely used in
According to the simulation results of the gear box, the prototype is trial-produced. The mechanical properties, metallography, magnetic particle inspection
Sand 3D printing is a fast production technology for making sand molds.This technology only requires the design of the casting
A ductile iron developed and designed in this study for lost foam castingThe casting weight is 180kg, and its structural
40/70 mesh wood modified furan resin sand is used for manual molding, and the ratio of curing agent is 65wt.%
The furnace charge is mainly pig iron, scrap steel and return charge, which are melted by medium frequency induction furnace.
With the rapid development of China’s rail transit equipment, China has been at the forefront of the world in the
Introduction Aircraft jet engines, marine gas turbines, industrial gas turbinesturbines are commonly used to drive machinery in many fields, such
The gravity top-pouring casting process is selected. Due to the complex internal structure of the turbine guide casting, hot spots
As shown in the figure, the finished product of the investment casting of the turbine guide poured by this gating