Characteristics of squeeze casting
It can be seen from the characteristics of squeeze casting that the temperature distribution and stress distribution inside the casting […]
It can be seen from the characteristics of squeeze casting that the temperature distribution and stress distribution inside the casting […]
With the development of globalization, more and more attention has been paid to improving the engine emission temperature and realizing
In the field of automobile, rail transit and aerospace equipment manufacturing, lightweight materials and manufacturing technology occupy a very important
In the past, when casting exhaust pipe, the main forming mode was wet sand gravity casting, and the materials were
Because of the eccentric mass distribution, the error of the outer circle of the mold, the error of the outer
In the future automobile production, it is inevitable to realize low emission and lightweight. Therefore, we should try our best
In order to better verify the performance of the designed exhaust manifold, the exhaust manifold performance test is carried out,
The service conditions of ductile iron nuclear spent fuel container are harsh, the performance requirements are strict, especially the low
In order to solve various defects and problems of large section ductile iron castings, scholars at home and abroad have
First of all, in order to further compare the influence of the newly designed stamping and welding exhaust manifold and
In the overall optimization scheme, in order to improve the exhaust efficiency of the exhaust manifold, ensure that the exhaust
In the design process, comprehensive consideration is needed. First of all, on the basis of the original exhaust manifold, the
For example, the original exhaust manifold of automobile engine is cast exhaust manifold, and its structure is shown in Fig.
At present, the application scope of gasoline engine in our country is expanding, and because of the large reactive power
Establishment of 3D model and mesh generation The 3D model of die casting is carried out by Pro / E
In order to obtain the unique solution of hydrodynamics, not only the above basic equations, but also the boundary conditions
Die casting, referred to as die casting, is a kind of precision casting method in which liquid or semi liquid
Lightweight design of aerospace components is an important research direction in this field. Reducing the mass of aerospace components can
Test material and heat treatment process The ingot containing 0.117% Nb (mass fraction) was melted in 15 kg medium frequency
30cr13 martensitic stainless steel has good mechanical properties, hardenability and corrosion resistance, which is widely used in medical devices, measuring
The nominal composition of the experimental alloy is shown in Table 1. The raw materials are: al-24.45% Si master alloy,
(1) The results show that the Fe rich phase in al-17si-1fe alloy contains only long needle like β phase when
Hypereutectic Al Si alloys have been widely used in the manufacture of automotive engine piston, cylinder block and other parts
High chromium white cast iron or high manganese steel is usually used to cast wear-resistant parts such as grinding roller,
Large castings are not rare in iron mold sand coating process casting, but for large engine crankshaft castings with large
1.Characteristics of wear resistant steel ball The composite wear-resistant casting steel ball has excellent comprehensive properties such as high strength,
The steel ball used in ball mill can be divided into casting ball and forging ball. Generally, the diameter of
Lzqt600-3 ductile iron profile with horizontal continuous casting was selected as the research object. The as cast microstructure and properties
The morphology and properties of Nitrocarburized layer of lzqt600-3 ductile iron profile at different positions were studied. The microstructure of
The range and variance analysis of orthogonal experiment were used to analyze the experimental results. Through the comprehensive balance method,