In industrial steam systems, the steam trap, as a core component, its performance directly affects the system efficiency and operating costs. The wear-resistant lever float type steam trap, with its continuous drainage, anti-steam leakage, and large discharge capacity characteristics, has become the preferred choice for large heating equipment, heat exchange stations, and dryers. However, improper selection or lack of maintenance can lead to equipment wear, leakage, or shortened lifespan. This article analyzes the key factors for extending the service life of the wear-resistant lever float type steam trap from four dimensions: material, structure, working condition adaptation, and maintenance.