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In addition to newly developed thermal steel for the production of die casting

Filluar nga Jochen, Nentor 14, 2023, 07:24:15 PD

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Jochen

Die castings that are processed from zinc alloy die casting are becoming increasingly prevalent in almost every aspect of modern life. Die castings can be found in a variety of different applications. Casting technology has been proposed for use in a wide variety of applications, ranging from the production of small zinc furniture hardware, such as modern frying pans, pots, and casings of communication equipment, to the processing of structural parts for the automotive industry. Other potential applications include the production of small zinc furniture hardware, such as modern frying pans, pots, and casings of communication equipment. the stumbling block.


There is a wide range of requirements for the die-casting molds as well as the thermal steel that is utilized, and the weight of zinc alloy die-casting parts can range anywhere from a few grams to more than 50 kilograms. Surfaces that are brightly painted are necessary for a significant portion of the structural workpieces that are used, such as those that are located on automobile doors.


In order to accommodate the low-cost production of zinc alloy die cast parts, die-casting molds need to have higher power than they ever have before alloy die casting company. There are currently three different types of thermal steels that are compliant with international standards and can be used as a material for die-casting molds. It has been demonstrated that these three varieties of material are appropriate for the production of economically and qualitatively superior standard zinc alloy die-casting parts.


Three new varieties of thermal steel that have improved characteristics have been developed as a response to rising standards for the quality of zinc alloy die castings as well as the characteristics of the thermal steel that is employed. These higher standards apply to both aspects of the casting process.





1.2344, and 1.2367 Steel with a higher vanadium content, such as 1.2344, has increased thermal strength and tempering stability in comparison to steel with a lower vanadium content, such as 1. On the flip side, its toughness alloy die casting company is lower than average. Throughout the course of history, the United States of America was the nation that made the most use of this particular type of steel. The high molybdenum content of 3% that it has is primarily responsible for this, as it is one of its main components. This benefit is attributable to the obvious reduction in toughness that has taken place.


Not only does this indicate a decrease in the content of phosphorus and sulfur, but it also indicates a rapid and effective decrease in the content of harmful associated elements. The new special thermal steels TQ1 and HP1 are based on the most stringent purity criteria, which not only indicates a decrease in the content of phosphorus and sulfur, but it also indicates a decrease in the content of harmful associated elements. These harmful elements are primarily accumulated during the process of recycling scrap iron, which has a negative effect on the ability of steel to withstand the force of an impact. Because of the combination of the molybdenum and vanadium content that was discussed earlier, TQ1 produces a very high combination of toughness, hot strength, temper stability, and thermal shock stability properties. These characteristics contribute to the material's overall superior performance. In contrast to TQ1, however, it contains a molybdenum content that is significantly lower than that of TQ1. Because of this, the quantity of chromium that it possesses has been significantly decreased. This, in conjunction with the reduction in the quantity of carbon, is one of the factors that contributes to the increased tenacity of the steel.


The effect that heating has on the steel's hardness is depicted in a graph that looks very similar to this one. The much less typical 1. All of the steel types listed, with the exception of HTR steel, exhibit obvious secondary hardness maximum values at tempering temperatures ranging from 500 to 550 degrees Fahrenheit. As the temperature at which the material is being tempered is allowed to continue to rise, the hardness of the material will begin to decrease. The slope of the curve is sloping downward, which provides evidence that there is a tendency toward a more moderate level of stability.




Steel with a tempering stability of 1.2367 falls within the technical range for tempering temperatures that are higher than 550 degrees, as shown by this curve. Not only does the secondary hardness maximum move to a higher tempering temperature at about 70 degrees, but the curve also drops smaller at temperatures die cast parts that are higher than this maximum. This occurs because the secondary hardness maximum moves to a higher tempering temperature.


If you follow the method that was just described, you will be able to create a structure that is uniform and refined. Fine grains are produced and obtained as a result of rapidly heating the material in order to create a large number of austenite nuclei. This results in the material having a finer grain structure. Increasing the number of times that this procedure is carried out is another way to boost the likelihood of it being successful.


The sample's hardness and impact values will continue to rise before this procedure is repeated, and the results of each cycle will be different from the previous one. It will take about six iterations before it is even close to reaching the highest level of refinement that is possible. If the cycle is repeated at this stage in the procedure, the effectiveness of the heat treatment will not significantly improve as a result of the process. The results of the process, despite the fact that it is rather involved, are clearly discernible in the product that is produced in the end.

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