1. The sealing of API bushing type soft seal plug valve is realized through the sealing surface around the bushing, and the unique 360° metal lip protection fixed bushing;

2. The valve has no cavity for medium accumulation;

3. The metal lip provides self-cleaning function when the cock turns, suitable for sticky and easy scaling working conditions;

4. Two-way flow, more convenient to use and install;

5. The material and flange size of the parts can be reasonably selected according to the actual working conditions or user requirements to meet various engineering needs.