Measuring metallurgical composition of melt in furnace

In summary, metallurgists use furnaces to mix metals and additives when creating alloys. They then take samples from the core and adjust the composition by adding additives until the desired composition is achieved. Some steelmakers use LIBS to monitor melt compositions.
  • #1
metalplastic
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When mixing special grades of alloys, or even in commercial production of common alloys, furnaces are often used where metals or additives are added and mixed, then samples taken at the core and characterized, then adjustments are made by adding additives until the desired composition is achieved.

What is the common way and procedure that metallurgists use to measure the chemical composition of the mixture during production?

Do they cool down the sample immediately by say quenching and run it through an ICP-mass spec (I don't think steel mills are this sophisticated)? How is it normally done?
 
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  • #2
Anyone?

Alternatives like XPS? etc? Anyone know how it is normally done?
 
  • #3
Several steelmakers use LIBS (laser-induced breakdown spectroscopy) to monitor melt compositions.
 

1. What is the purpose of measuring the metallurgical composition of melt in a furnace?

The purpose of measuring the metallurgical composition of melt in a furnace is to ensure the quality and consistency of the final product. By accurately measuring the levels of different elements and compounds in the melt, scientists can adjust the furnace conditions and additives to achieve the desired composition and properties of the metal.

2. How is the metallurgical composition of melt typically measured in a furnace?

The most common method of measuring the metallurgical composition of melt in a furnace is through the use of spectrometry. This involves using a spectrometer to analyze the light emitted by the molten metal, which can then be used to determine the levels of different elements present.

3. What factors can affect the accuracy of measuring metallurgical composition in a furnace?

There are several factors that can affect the accuracy of measuring metallurgical composition in a furnace, including the type of furnace being used, the temperature and atmosphere inside the furnace, and the presence of impurities or contaminants in the melt.

4. How often should the metallurgical composition of melt be measured in a furnace?

The frequency of measuring the metallurgical composition of melt in a furnace will depend on the specific process and requirements of the production facility. In general, it is recommended to measure the composition at regular intervals throughout the melting process to ensure consistency and make any necessary adjustments.

5. What are some potential applications of measuring metallurgical composition in a furnace?

Measuring the metallurgical composition of melt in a furnace has a wide range of applications in various industries, such as steel production, foundries, and metal casting. It can also be used for quality control and research purposes to study the effects of different furnace conditions and additives on the final product.

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