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Manufacturing Technology Insights | Tuesday, August 18, 2020
Heat treatment is used so that the chemical properties of the metals can be changed.
FREMONT, CA: With time, a lot of new processes have been developed in the heat treatment space. The metallurgists continuously work so that they can find cost-efficient methods and provide better results. However, to accomplish this, they have to create new schedules or cycles to develop various grades. Every schedule indicates a different rate of holding, cooling, and heating of the metal.
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If these procedures are followed comprehensively, it will become easy for them to develop metals of several standards that will have exceptional chemical and physical properties. [vendor_logo_first]
What are the benefits of heat treatment?
There are several reasons due to which heat treatment is conducted. Few processes can make the metals soft, and some can even increase their strength. The treatment also has an impact on the electrical and heat conductivity of the materials.
Few heat treatment procedures help relieve stresses that have been implemented during cold working processes. Some properties can create desirable chemical properties in the metal. Therefore, the selection of the perfect metal depends on the type of metal and the necessary properties.
Sometimes, a metal may have to undergo numerous methods of heating treatment. For example, the aircraft manufacturing industry utilizes some super alloy that might go through six different heat treatment processes.
The process of heat treatment
Heat treatment can be defined as the process that helps in heating the metal, holding it at the same temperature, and cooling it back. While conducting the procedure, the mechanical properties of the metal parts go through various transformations. It happens because the high temperature changes the microstructure of the metals. The microstructure also plays a significant role in the mechanical properties of the material.
The final result relies on various factors. It consists of the exact time of cooking, the time when the metal has been kept at a specific temperature, the cooling rate, the condition of the environment, and much more. While following all these steps, the properties of the metal will change. The properties come under magnetism, toughness, brittleness, electrical resistance, corrosion resistance, hardness, and flexibility.
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