| Product Item: | Ductile Iron, DI Wafer Butterfly Valve |
| Design Code: | API 609 |
| Size: | 20 Inches, DN500 |
| Pressure: | Class 150 LB, PN20 |
| Body Material: | Ductile Iron |
| Disc Material: | Aluminium Bronze ASTM B148 C95400 |
| Shaft Material: | SS 410 |
| Seat Material: | EPDM Liner |
| Connection End: | Wafer |
| Painting: | Special C5M Offshore Coating |
| Face to face: | API 609 |
| Inspection & Test: | API 598 |
Source: https://www.landeevalve.com/api-609-ductile-iron-butterfly-valves-20-inches-cl-150-lb.html