The type segmentation of the Corrosion Inhibitor for Power Generation market is primarily divided into three categories: organic inhibitors, inorganic inhibitors, and hybrid (mixed) inhibitors. Organic inhibitors, such as phosphates and amines, dominate the market due to their superior film‑forming capabilities on steel surfaces, accounting for roughly 45 % of total spend. Inorganic inhibitors, including nitrites and molybdates, are valued for rapid reaction rates and lower cost, contributing about 30 % of revenue. The emerging hybrid inhibitors combine the advantages of both chemistries, delivering enhanced protection in high‑temperature cycles and are projected to capture the remaining 25 % as plant operators seek longer service intervals and reduced downtime. Each type’s share reflects its alignment with plant operating conditions, maintenance strategies, and regulatory pressures, collectively shaping the overall market size for corrosion mitigation in power generation facilities.