silent check valve data sheet
Material list
| NO | Part | Material |
|---|---|---|
| 1 | Guide | Ductile lron |
| 2 | Body | Ductile lron |
| 3 | Guidng Stem | F4 |
| 4 | Spring | SS316 |
| 5 | Disc | Ductile lron |
| 6 | Seal | NBR/EPDM |
Dimension (mm) EN1092-2 PNI6
| DN | L | D | M | b | F | n-d |
|---|---|---|---|---|---|---|
| 50 | 100 | 165 | 125 | 19 | 3 | 4-19 |
| 65 | 120 | 185 | 145 | 19 | 3 | 4-19 |
| 80 | 140 | 200 | 160 | 19 | 3 | 8-19 |
| 100 | 170 | 220 | 180 | 19 | 3 | 8-19 |
| 125 | 200 | 250 | 210 | 19 | 3 | 8-19 |
| 150 | 230 | 285 | 240 | 19 | 3 | 8-23 |
| 200 | 301 | 340 | 295 | 20 | 3 | 12-23 |
| 250 | 370 | 405 | 355 | 22 | 3 | 12-28 |
| 300 | 410 | 460 | 410 | 24.5 | 4 | 12-28 |
