Sanitary Butterfly Valve Diameter comparison table according to nominal classification:

1. DN15-ф18mm sanitary butterfly valve (nominal diameter 15, tube outer diameter 18)

2. DN20-ф25mm sanitary butterfly valve (nominal diameter 20, tube outer diameter 25)

3. DN25-ф32mm sanitary butterfly valve (nominal diameter 25, tube outer diameter 32)

4. DN32-ф38mm sanitary butterfly valve (nominal diameter 32, tube outer diameter 38)

5. DN40-ф45mm sanitary butterfly valve (nominal diameter 40, tube outer diameter 45)

6. DN50-ф57mm sanitary butterfly valve (nominal diameter 50, tube outer diameter 57)

7. DN65-ф73mm sanitary butterfly valve (nominal diameter 65, tube outer diameter 73)

8. DN80-ф89mm sanitary butterfly valve (nominal diameter 80, tube outer diameter 89)

9. DN100-ф108mm sanitary butterfly valve (nominal diameter 100, tube outer diameter 108)

11. DN125-ф133mm sanitary butterfly valve (nominal diameter 125, tube outer diameter 133)

12. DN150-ф159mm sanitary butterfly valve (nominal diameter 150, tube outer diameter 159)

13. DN200-ф219mm sanitary butterfly valve (nominal diameter 200, tube outer diameter 219)

14. DN250-ф273mm sanitary butterfly valve (nominal diameter 250, tube outer diameter 273)

15. DN300-ф325mm Sanitary butterfly valve (nominal diameter 300, tube outer diameter 325)

16. DN350-ф377mm sanitary butterfly valve (nominal diameter 350, tube outer diameter 377)

17. DN400-ф426mm sanitary butterfly valve (nominal diameter 4000, tube outer diameter 426)

18. DN450-ф480mm sanitary butterfly valve (nominal diameter 450, tube outer diameter 480)

19. DN500-ф530mm sanitary butterfly valve (nominal diameter 500, tube outer diameter 530)

10. DN600-ф630m sanitary butterfly valve (nominal diameter 600, tube outer diameter 630)