DRVZ Technyske parameters fan stille check valve
| Produkt model | DRVZ |
| Nominale diameter | 2"-12" (DN50-DN300) |
| Nominale druk | PN10/16/25 |
| Tapaslik medium | skjin wetter |
| Applicable temperatuer | -10℃~80℃ |
Materiaal fan wichtichste dielen
| Part namme | tekstuer fan materiaal | Part namme | tekstuer fan materiaal |
| klep lichem | GJS 500-7 | shim | EPDM |
| Skiif | GJS 500-7+EPDM | Skiifmoer | ANSI 304 |
| Maitiid | ANSI 304 | Gids sleeve | C61900 |
| O-ring | NBR | Gids lichem | GJS 500-7 |
| Stem | ANSI 304 |
Main ferbining ôfmjittings
| Nominale diameter | L | D | D1 | N-Φd | |||||||
| DN (mm) | NPS (yn) | PN10 | PN16 | PN25 | PN10 | PN16 | PN25 | PN10 | PN16 | PN25 | |
| 50 | 2" | 150 | 165 | 165 | 165 | 125 | 125 | 125 | 4-F19 | 4-F19 | 4-F19 |
| 65 | 2.5" | 170 | 185 | 185 | 185 | 145 | 145 | 145 | 4-F19 | 4-F19 | 8-F19 |
| 80 | 3" | 180 | 200 | 200 | 200 | 160 | 160 | 160 | 8-F19 | 8-F19 | 8-F19 |
| 100 | 4" | 190 | 220 | 220 | 235 | 180 | 180 | 190 | 8-F19 | 8-F19 | 8-F23 |
| 125 | 5" | 200 | 250 | 250 | 270 | 210 | 210 | 220 | 8-F19 | 8-F19 | 8-F28 |
| 150 | 6" | 210 | 285 | 285 | 300 | 240 | 240 | 250 | 8-F23 | 8-F23 | 8-F28 |
| 200 | 8" | 230 | 340 | 340 | 360 | 295 | 295 | 310 | 8-F23 | 12-F23 | 12-F28 |
| 250 | 10" | 250 | 395 | 405 | 425 | 350 | 355 | 370 | 12-F33 | 12-F28 | 12-F31 |
| 300 | 12" | 270 | 445 | 460 | 485 | 400 | 410 | 430 | 12-F23 | 12-F28 | 16-F31 |
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