The high-pressure valve assembly in the oxygen enrichment system of a steelmaking furnace continuously monitors the pressure differential between the supply and return lines. This differential pressure switch ensures the system maintains precise pressure control, critical for the efficient and safe operation of the blast furnace. As molten iron is processed, the system must handle extreme thermal and mechanical stresses, and the switch plays a vital role in detecting any deviation from optimal pressure levels. When the pressure imbalance exceeds predefined thresholds, the switch triggers an automatic response, such as shutting down or adjusting the system, preventing potential equipment failure or safety hazards. In the steel industry, this function is essential for maintaining the integrity of gas distribution networks, supporting continuous casting, and ensuring the reliability of refining processes. The switch operates within a demanding environment, where consistent performance is key to minimizing downtime and maximizing production output.