The corrosion typs of equipment in hydrogenated unit are introduced. The reasons to induce corrosion and corrosion mechanism are analyzed. Some specific corrosion protection measures are presented.

• 摘要介绍了加氢装置的设备腐蚀形式，分析了产生腐蚀的原因及机理，并针对性地提出了一些防腐蚀措施。