IValve ye-Eccentric Hemisphere
Isishwankathelo
Ivalve yebhola ye-eccentric ithatha isakhiwo sesihlalo sevalve eshukumayo elayishwe liqabunga leqabunga, isihlalo sevalve kunye nebhola asiyi kuba neengxaki ezinje nge-jamming okanye ukwahlukana, ukutywinwa kuthembekile, kwaye ubomi benkonzo bude, Isiseko sebhola nge-V-notch. kunye nesitulo sevalve yesinyithi sinesiphumo sokucheba, esilungele ngokukodwa isiphakathi esinefayibha, iipartides ezincinci eziqinileyo kunye nodaka. Kuyinzuzo ngakumbi ukulawula i-pulp kwishishini lokwenza iphepha. Isakhiwo se-V-notch samkelwe kwiindawo zokuvula kunye nokuvala, ezisombulula ngokupheleleyo ingxaki ye-medium elula ukuyifaka kwigumbi le-valve. Xa ivuliwe ngokupheleleyo, i-valve inomthamo omkhulu wokuhamba kunye nokulahlekelwa kwengcinezelo encinci. Ubume obubambeneyo, ukuguquguquka okunamandla, iimpawu zokuqukuqela ezimalunga neepesenti ezilinganayo, uluhlu olukhulu olunokulungiswa, umlinganiselo ohlengahlengiswayo we-100: 1, ukuhanjiswa kwegiya yeentshulube kunomsebenzi wohlengahlengiso oluchanekileyo kunye nokuma okuthembekileyo, ivalve yebhola eccentric isetyenziselwa ukulungisa uxinzelelo kunye nokuhamba medium kwicandelo lombhobho, izixhobo ezahlukeneyo zikhethiweyo, ezinokuthi zisetyenziswe ngokulandelelana kumanzi, umphunga, ioli, i-nitric acid, i-acetic acid, i-oxidizing medium, urea, ityuwa ye-ammonia Amanzi, amanzi angathathi hlangothi kunye nezinye imidiya.
Ulwakhiwo lweMveliso
Umphandle kunye nemilinganiselo yoQhagamshelwano
| PN16 | 150LB | 10K | IS05211 | |||||||||||||||||
| DN | L | D | D1 | D2 | C | f | n-Φb | D | D1 | D2 | C | f | n-Φb | D | D1 | D2 | C | f | n-Φb | |
| 100 | 229 | 220 | 180 | 158 | 20 | 2 | 8-Φ18 | 230 | 190.5 | 157.2 | 24.3 | 2 | 8-Φ18 | 210 | 175 | 151 | 18 | 2 | 8-Φ19 | F10,17×17 |
| 125 | 254 | 250 | 210 | 188 | 22 | 2 | 8-Φ18 | 255 | 215.9 | 185.7 | 24.3 | 2 | 8-Φ22 | 250 | 210 | 182 | 20 | 2 | 8-Φ23 | F10,22×22 |
| 150 | 267 | 285 | 240 | 212 | 22 | 2 | 8-Φ22 | 280 | 241.3 | 215.9 | 25.9 | 2 | 8-Φ22 | 280 | 240 | 212 | 22 | 2 | 8-Φ23 | F12,27×27 |
| 200 | 292 | 340 | 295 | 268 | 24 | 2 | 12-Φ22 | 345 | 298.5 | 269.9 | 29 | 2 | 8-Φ22 | 330 | 290 | 262 | 22 | 2 | 12-Φ23 | F12,27×27 |
| 250 | 330 | 405 | 355 | 320 | 26 | 2 | 12-Φ26 | 405 | 362 | 323.8 | 30.6 | 2 | 12-Φ26 | 400 | 355 | 324 | 24 | 2 | 12-Φ25 | F14,36×36 |
| 300 | 356 | 460 | 410 | 378 | 28 | 2 | 12-Φ26 | 485 | 431.8 | 381 | 32.2 | 2 | 12-Φ26 | 445 | 400 | 368 | 24 | 2 | 16-Φ25 | F14,36×36 |
| 350 | 450 | 520 | 470 | 428 | 30 | 2 | 16-Φ26 | 535 | 476.3 | 412.8 | 35.4 | 2 | 12-Φ30 | 490 | 445 | 413 | 26 | 2 | 16-Φ25 | F16,46×46 |
| 400 | 530 | 580 | 525 | 490 | 32 | 2 | 16-Φ33 | 595 | 539.8 | 469.9 | 37 | 2 | 16-Φ30 | 560 | 510 | 475 | 28 | 2 | 16-Φ27 | F16,46×46 |
| 450 | 580 | 640 | 585 | 550 | 40 | 2 | 20-Φ30 | 635 | 577.9 | 533.4 | 40.1 | 2 | 16-Φ33 | 620 | 565 | 530 | 30 | 2 | 20-Φ27 | F25,55×55 |
| 500 | 660 | 715 | 650 | 610 | 44 | 2 | 20-Φ33 | 700 | 635 | 584.2 | 43.3 | 2 | 20-Φ33 | 675 | 620 | 585 | 30 | 2 | 20-Φ27 | F30 |
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