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From Figure 1, it can be seen that the upper part of the front support steel casting shaft hole is […]

Certain type of 30t excavator has experienced several instances of cracking and failure of the front support during casting. The

The acceleration of urbanization in China has promoted the increasing demand for infrastructure construction such as highways and railways, as

1. Process Measures (1) The riser on the long platform of the support steel casting was originally placed in the

After pouring, the internal quality and surface quality of the IP inner cylinder steel casting meet the technical requirements, which

CAE simulation of casting process can increase design functions, reduce design costs, and shorten design cycles; And continuously optimize the

Due to the small space and large wall thickness in the steam inlet chamber of the inner chamber of the

Due to the adoption of a wall riser process for the medium pressure inner cylinder steel casting, the main core

In order to achieve feeding of the riser to the casting, it is necessary to ensure that the solidification time

Due to the high pouring temperature of steel castings, which typically ranges from 1520 to 1620 ℃, the surface of

The material of the guide rail steel castings is ZG32MnMo. Using the company’s current 3T alkaline arc furnace smelting and

Casting shrinkage refers to the shrinkage of the solidification and cooling process of liquid metal, which causes the dimensions of

Casting shrinkage refers to the shrinkage of the solidification and cooling process of liquid metal, which causes the dimensions of

Cast steel has high pouring temperature, poor fluidity, and strong thermal impact and scouring force on the sand mold caused

Determining the pouring position is an important step in casting process design, which is related to the internal quality of

1. Difficulty in mold filling of steel castings According to the casting process manual, when the maximum contour size of

1. Structural characteristics The structure of the guide rail steel casting is shown in figure, with the following structural features.

Based on the analysis of the structural characteristics and casting process difficulties of a certain equipment’s steel casting guide rail,

Due to the defects of insufficient pouring at the top of the cylindrical part of the shell in Scheme 1