Steel is a versatile material widely used across various industries, from construction to automotive manufacturing. One of the key factors that influence the properties of steel is its chemical composition, including the amount of nitrogen present. Nitrogen analysis in steel is essential for ensuring the material's quality and suitability for specific applications. This blog will explore why nitrogen is important in steel, the methods used for its analysis, and the role of Optical Emission Spectroscopy (OES) in performing accurate nitrogen measurements.