Simulation analysis process of casting defects of wheel hub steel castings
1. Meshing of process modeling Using 3D modeling software creo2 0 carry out three-dimensional solid casting process modeling for castings. […]
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steel casting
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Cause analysis of casting defects in wheel hub steel castings
Wheel hub steel casting is one of the important structural parts of the traction system of a crawler vehicle. The
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Prediction of steel casting defects by ProCAST simulation technology
In recent years, in order to improve the level of digital manufacturing technology in the traditional casting industry, a lot
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Method for reducing defects on tooth surface of large cast steel gear
It is very difficult to deal with the tooth surface defects after finishing. When the precision of large cast steel
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Analysis of casting process for crossbeam of large steel casting rotary crusher
Figure (a) shows the beam casting of the crusher (the right side of the casting is the cutting part). The
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Prediction of shrinkage cavity and porosity defects of beam of large steel casting rotary crusher
Shrinkage cavity and porosity are two common casting defects in large steel castings. They are mainly distributed in the last
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Prediction of shrinkage cavity and porosity casting defects during solidification of steel castings
In the production of steel castings, the most common casting defects are shrinkage cavity and porosity. The main purpose of
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Casting technology of sand casting for steel castings
The common Pouring Scheme of pouring riser refers to the selection of three cylindrical thermal insulation open risers, which are
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Gating system for sand casting of steel castings
Generally speaking, due to the influence of gravity, there are more sand casting defects on the upper surface of steel
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Determination of riser in sand casting of steel castings
The gear blank is made of 20CrMoH, which belongs to low alloy structural steel. The liquidus temperature reaches 1511 ℃,
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Selection of coated sand material for steel casting of spiral bevel gear
Due to the high pouring temperature of steel castings, in order to improve the heat resistance of coated sand, special
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Prediction of shrinkage cavity and porosity casting defects during solidification of steel castings
In the casting production of steel castings, the most common defect is shrinkage cavity and porosity casting defect, and the
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Wear resistant low alloy steel
Low alloy steel has a wide application prospect because of its low content of alloying elements, low cost and excellent
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Cast low alloy bainite wear resistant steel excavator shovel teeth
Most of the shovel teeth of roadheader work in the environment of high impact, high wear and high hardness, so
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Sand casting of steel castings for excavator rear axle housing
The design of sand casting process plays a key role in the quality of castings. The traditional process design of
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Testing method of steel castings
1) For small and medium-sized castings (especially investment precision castings), they have small volume, light weight and less processing capacity.
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Numerical simulation of solidification process in lost foam casting of cast steel valve body
The figure shows the solidification of cast steel valve body castings at different times. It can be seen from the
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Ordinary high manganese steel (ZGMn13)
High manganese steel, also known as Hadfield steel, was invented by Robert Hadfield in 1882. Ordinary high manganese steel is
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Causes and preventive measures of sand sticking casting defects of cast steel bucket teeth
Compared with cast iron, the pouring temperature of cast steel is higher, which is more than 1560 ~ 1620 ℃
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Difficulties in testing steel castings
1.Poor ultrasonic penetration The complex interface of coarse grain and uneven structure enhances the scattering of ultrasonic wave, and the
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Numerical simulation and analysis of mold filling process in lost foam casting of cast steel valve body
For example, the liquid filling state of the casting at different times is represented. The red represents the molten metal
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Types of sand sticking casting defects of cast steel bucket teeth
At present, the manufacturing processes of bucket teeth of excavators in China are sand casting, forging and precision casting. In
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Common casting defects of steel castings
Although the casting defects produced in the casting process of steel castings are similar to those produced by ingot casting,
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Production of steel castings
(1) Melting of cast steel. Cast steel must be melted in electric furnace, mainly electric arc furnace and induction furnace.
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Classification of steel castings
Cast steel refers to the steel specially used for manufacturing steel castings. When the strength requirements of castings are high
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Application of steel castings
Due to the characteristics of steel castings, almost all industrial departments need steel castings, which are widely used in ships
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Advantages of steel castings
1.Greater design flexibility This design has the greatest freedom to choose the shape and size of castings, especially complex shapes
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Advantages and disadvantages of steel castings
Steel castings refer to parts made of cast steel, which have similar properties to cast iron, but better strength than
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Verification of lost foam casting process for axle housing of cast steel engineering
After trial production for many times, a set of skills of white mold burning empty shell of stmma bridge shell
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Selection of foam bead and coating for lost foam casting of axle housing for steel casting
Due to the structural characteristics of the axle housing, the spiral case opening can only be placed upward and horizontally.