| SR. NO. | NOMENCLATURE | QTY. | MATERIAL |
| 1. | Body | 01 | Cast Iron (IS 210 Gr. FG 200) |
| C.S. (ASTM A 216 Gr. WCB). | |||
| S.S. 304 (CF8) (I.C.) | |||
| 2. | Closure Plates | 02 | SG Iron / S.S. 304. |
| 3. | Seat | 01 | Nitrile Rubber. |
| 4. | Stop Pin | 01 | SS 410/ SS 304. |
| 5. | Spring | 01 | S.S. 304. |
| 6. | Hinge Pin | 01 | SS 410/ SS 304. |
| 7. | Plate Lug Retainer | 01 | SS 410/ SS 304. |
| 8. | Body Lug Retainer | 01 | SS 410/ SS 304. |
| 9. | Seal | 02 | Nitrile Rubber. |
| 10. | Plug | 02 | Carbon steel. |