Applicable standards
| Complies | API 6D |
|---|---|
| Type | Eccentric mounted disc |
| Size | 25mm to 1000mm |
| Material | CI | DI | WCB | CF8 | CF8M | CF3 | CF3M | WCB, | CF8 | CF8M |
| Seats | Nitrile, EPDM, Viton, Silicon, PTFE |
| Ends | Wafer |
| Special | Dashpot Arrangement |
| Testing | As per API 598 |