This comprehensive article explores the intricacies of wrinkling and shrinkage defects encountered in the production of ductile iron reducer housings […]
IntroductionThe nodular cast iron DIFF case is an important component in automotive transmissions. Its casting process and quality directly affect
Nodular cast iron, known for its excellent mechanical properties, has been widely used in various industrial fields. However, during the
In the field of pipeline engineering, the traditional methods for maintenance and water modification in water supply pipelines, such as
IntroductionThe water-ring vacuum pump housing used in our company was previously made by welding and processing steel plates. However, during
Abstract: This comprehensive article delves into the intricate casting process of nodular cast iron components for subway split gearboxes. The
Nodular cast iron, also known as ductile iron, is a type of graphite cast iron with excellent mechanical properties. It
The appearance of the split-type 9AT differential housing is shown in Figure 1. The designed weight of a single finished
According to the national standard for metallographic examination of ductile iron, the cross-sectional metallographic structure of the crankshaft hole is
Small nodular cast iron parts generally have thin wall thickness, small casting modulus, low casting process yield, and are difficult
process scheme The flange design of the differential housing is thin, with a large number of windows and punching holes,
With the development of industrialization in China, ductile iron has become the main metal material in industrial production due to
The lost foam casting products have the advantages of good surface quality, high dimensional accuracy, and high process yield, and
The lost foam casting products have the advantages of good surface quality, high dimensional accuracy, and high process yield, and
Through 3D simulation and analysis of the casting process of the vacuum pump shell casting, a reasonable gating system was
The failed crankshaft is a ductile iron crankshaft! material qualityStrengthening the process with rounded corners, nodular cast iron groove cutting,
A ductile iron developed and designed in this study for lost foam castingThe casting weight is 180kg, and its structural
The furnace charge is mainly pig iron, scrap steel and return charge, which are melted by medium frequency induction furnace.
The failed crankshaft is a ductile iron crankshaft!The material is hKM””&!Strengthening process for fillet groove rolling E axis radial medium
1 Product introduction and technical requirements At present, China’s new urbanization process has entered a new stage of high-quality development,
1 Technical Requirements The appearance of the split 9AT differential housing is shown in Figure 1, the design weight of
1 Material of cold iron The commonly used cold iron materials in our company include,1) The material of cast iron
1 Structural characteristics of castings Spiral series products are a series of small batches and multiple models, with many product
It can be seen from Fig. 1-2 that the inoculation of nodular cast iron can provide conditions for graphite nucleation,
In addition to melting, the inoculation treatment of nodular cast iron is also a key link in the quality of
1. Structural analysis and technical requirements of automobile steering knuckle The automobile steering knuckle has complex curved surface, large cross-section
The nodular cast iron parts of the split gear box are obtained by machining the upper and lower gear boxes
The lightweight of nodular cast iron metro gear box requires structural optimization at first. Under the condition that the main
After the process design of nodular cast iron, ProCAST was used for process simulation, and the results showed that there
Due to the paste solidification mode of nodular cast iron and its poor welding performance, it is very important to
