Dual Plate Wafer Check Valve
Body Material: Cast Iron, Ductile Iron, Cast Steel, Stainless Steel, Aluminium Bronze
Disc: Ductile Iron, Stainless Steel, Aluminium Bronze
Spring: Stainless Steel
Stem: Stainless Steel
Seat: EPDM, NBR, VITON, CF8, CF8M
Nominal Diameter: DN50 to DN900
Nominal Pressure: Class 150 to Class 2500
Face to Face Dimension: API 594, ASME B16.10
Flanged End Dimensions: ASME B16.10
Inspection and Test: API 598
Dimensions Unit: mm
Class 150
| DN | L | D | D3 | D2 |
| 50 | 60 | 103 | 51 | 58 |
| 65 | 67 | 122 | 65 | 73 |
| 80 | 73 | 135 | 80 | 88 |
| 100 | 73 | 173 | 102 | 108 |
| 125 | 86 | 195 | 127 | 132 |
| 150 | 98 | 220 | 152 | 160 |
| 200 | 127 | 277 | 203 | 210 |
| 250 | 146 | 337 | 254 | 265 |
| 300 | 181 | 407 | 305 | 310 |
| 350 | 184 | 448 | 350 | 355 |
| 400 | 191 | 512 | 400 | 405 |
| 450 | 203 | 547 | 450 | 455 |
| 500 | 219 | 604 | 500 | 505 |
| 600 | 222 | 715 | 600 | 605 |
| 700 | 305 | 827 | 685 | 690 |
| 750 | 305 | 878 | 740 | 740 |
| 800 | 305 | 935 | 785 | 790 |
| 900 | 368 | 1045 | 885 | 890 |
