The connection methods of Sanitary Butterfly Valve are as follows:
1. Sanitary threaded butterfly valve (sanitary butterfly valve is connected to the pipeline through nuts);
2. Sanitary threaded butterfly valve (sanitary butterfly valve is connected to the pipeline through nuts);
3. Sanitary quick-release butterfly valve (sanitary butterfly valve is connected to the pipeline through quick-release joints);
4. Sanitary slipknot butterfly valve (sanitary butterfly valve is connected to the pipeline through a live joint);
5. Sanitary double flange butterfly valve (sanitary butterfly valve is connected to the pipeline through flanges);
6. Sanitary welded butterfly valve (sanitary butterfly valve is connected to the pipeline through welding);
7. Sanitary welded quick-release butterfly valve (sanitary butterfly valve is connected to the pipeline through welding and quick release);
8. Sanitary threaded square flange butterfly valve (sanitary butterfly valve is connected to the pipeline through threads and square flanges);
9. Sanitary welded threaded butterfly valve (sanitary butterfly valve is connected to the pipeline through threads and welding);
10. Sanitary handle positioning welded butterfly valve (sanitary butterfly valve is connected to the pipeline through welding, and the handle gear is positioned).