Ivalvu yebhabhathane ehlala phansi ethambile ye-UD Series
I-valve ye-butterfly ehlezi ngesikhindi esithambile se-UD Series iyiphethini ye-Wafer enama-flange, ubuso nobuso yi-EN558-1 20 series njengohlobo lwe-wafer.
Izici:
1. Ukulungisa izimbobo kwenziwa ku-flange ngokwezinga elijwayelekile, ukulungiswa okulula ngesikhathi sokufakwa.
2. Kusetshenziswa ibholidi eliphuma ngaphandle noma ibholidi eliseceleni elilodwa. Kulula ukulishintsha nokulungisa.
3. Isihlalo esithambile esinomukhono singahlukanisa umzimba nezinto ezisetshenziswayo.
Imiyalelo yokusebenza komkhiqizo
1. Izindinganiso ze-flange yamapayipi kufanele zivumelane nezindinganiso ze-valve ye-butterfly; phakamisa ukusebenzisa i-flange yentamo yokushisela, i-flange ekhethekile yama-valve e-butterfly noma i-flange yepayipi ehlanganisiwe; ungasebenzisi i-flange yokushisela eshelelayo, umhlinzeki kumele avumelane ngaphambi kokuba umsebenzisi asebenzise i-flange yokushisela eshelelayo.
2. Ukusetshenziswa kwezimo zangaphambi kokufakwa kufanele kuhlolwe ukuthi ngabe ukusetshenziswa kwama-valve e-butterfly asebenza ngendlela efanayo.
3. Ngaphambi kokufaka umsebenzisi kufanele ahlanze indawo yokuvala yesikhala se-valve, qiniseka ukuthi akukho kungcola okunamathiselwe; hlanza ipayipi ngasikhathi sinye ukuze kungalimali i-slag yokushisela kanye neminye imfucuza.
4. Uma ufaka, idiski kumele ivalwe ukuqinisekisa ukuthi idiski ayishayisani ne-flange yepayipi.
5. Zombili iziphetho zesihlalo se-valve zisebenza njengophawu lwe-flange, uphawu olwengeziwe aludingeki lapho kufakwa i-valve ye-butterfly.
6. Ivalvu yebhabhathane ingafakwa kunoma iyiphi indawo (eqondile, evundlile noma ethambekile). Ivalvu yebhabhathane enomqhubi omkhulu ingadinga ibhulakhethi.
7. Ukushayisana lapho uthutha noma ugcina ivalvu yevemvane kungabangela ukuthi ivalvu yevemvane inciphise ikhono layo lokuvala. Gwema idiski yevalvu yevemvane ekungqubuzaneni nezinto eziqinile futhi kufanele ivuleke endaweni engama-4 ° kuya ku-5 ° ukuze kugcinwe indawo yokuvala ingonakalisi phakathi nalesi sikhathi.
8. Qinisekisa ukunemba kokushisela kwe-flange ngaphambi kokufakwa, ukushisela ngemva kokufakwa kwe-butterfly valve kungabangela umonakalo embozweni werabha kanye nowokulondolozwa.
9. Uma usebenzisa i-butterfly valve eqhutshwa yi-pneumatic, umthombo womoya kufanele uhlale womile futhi uhlanzekile ukuze kugwenywe ukuthi izidalwa zangaphandle zingangeni ku-opharetha we-pneumatic futhi kuthinte ukusebenza kahle komsebenzi.
10. Ngaphandle kwezidingo ezikhethekile eziphawulwe ngokulandelana kokuthenga, ivalvu yevemvane ingafakwa kuphela ngokuqondile nangokusetshenziswa ngaphakathi kuphela.
11. Uma kwenzeka ukuphazamiseka, izizathu kufanele zitholeke, zixazululwe, akufanele zishaye, zinike umklomelo noma zelule umqhubi we-lever ngengalo yempi ukuze avule noma avale i-valve ye-butterfly ngenkani.
12. Ngesikhathi sokugcina kanye nesikhathi esingasetshenziswa, amavalvu ebhabhathane kufanele agcinwe omile, efihliwe emthunzini futhi agweme izinto eziyingozi ezizungezile ukuguguleka.
Ubukhulu:

| DN | A | B | H | D0 | C | D | K | d | I-N-do | 4-M | b | D1 | D2 | N-d1 | F | Φ2 | W | J | H1 | H2 | ||||
| 10 | 16 | 10 | 16 | 10 | 16 | 10 | 16 | |||||||||||||||||
| 400 | 400 | 325 | 51 | 390 | 102 | 580 | 515 | 525 | 460 | 12-28 | 12-31 | 4-M24 | 4-M27 | 24.5 | 175 | 140 | 4-18 | 22 | 33.15 | 10 | 36.15 | 337 | 600 | |
| 450 | 422 | 345 | 51 | 441 | 114 | 640 | 565 | 585 | 496 | 16-28 | 16-31 | 4-M24 | 4-M27 | 25.5 | 175 | 140 | 4-18 | 22 | 37.95 | 10 | 40.95 | 370 | 660 | |
| 500 | 480 | 378 | 57 | 492 | 127 | 715 | 620 | 650 | 560 | 16-28 | 16-34 | 4-M24 | 4-M30 | 26.5 | 175 | 140 | 4-18 | 22 | 41.12 | 10 | 44.12 | 412 | 735 | |
| 600 | 562 | 475 | 70 | 593 | 154 | 840 | 725 | 770 | 658 | 16-31 | 16-37 | 4-M27 | 4-M33 | 30 | 210 | 165 | 4-22 | 22 | 50.63 | 16 | 54.65 | 483 | 860 | |
| 700 | 624 | 543 | 66 | 695 | 165 | 910 | 840 | 840 | 773 | 20-31 | 20-37 | 4-M27 | 4-M33 | 32.5 | 300 | 254 | 8-18 | 30 | 63.35 | 18 | 71.4 | 520 | 926 | |
| 800 | 672 | 606 | 66 | 795 | 190 | 1025 | 950 | 950 | 872 | 20-34 | 20-41 | 4-M30 | 4-M36 | 35 | 300 | 254 | 8-18 | 30 | 63.35 | 18 | 71.4 | 586 | 1045 | |
| 900 | 720 | 670 | 110 | 865 | 200 | 1125 | 1050 | 1050 | 987 | 24-34 | 24-41 | 4-M30 | 4-M36 | 37.5 | 300 | 254 | 8-18 | 34 | 75 | 20 | 84 | 648 | 1155 | |
| 1000 | 800 | 735 | 135 | 965 | 216 | 1255 | 1160 | 1170 | 1073 | 24-37 | 24-44 | 4-M33 | 4-M39 | 40 | 300 | 254 | 8-18 | 34 | 85 | 22 | 95 | 717 | 1285 | |
| 1100 | 870 | 806 | 150 | 1065 | 251 | 1355 | 1270 | 1270 | 1203 | 28-37 | 28-44 | 4-M33 | 4-M39 | 42.5 | 350 | 298 | 8-22 | 34 | 95 | ## | 105 | 778 | 1385 | |
| 1200 | 940 | 878 | 150 | 1160 | 254 | 1485 | 1380 | 1390 | 1302 | 28-41 | 28-50 | 4-M36 | 4-M45 | 45 | 350 | 298 | 8-22 | 34 | 105 | 28 | 117 | 849 | 1515 | |
| 1400 | 1017 | 993 | 150 | 1359 | 279 | 1685 | 1590 | 1590 | 1495 | 28-44 | 28-50 | 8-M39 | 8-M45 | 46 | 415 | 356 | 8-33 | 40 | 120 | 32 | 134 | 963 | 1715 | |
| 1500 | 1080 | 1040 | 180 | 1457 | 318 | 1280 | 1700 | 1710 | 1638 | 28-44 | 28-57 | 8-M39 | 8-M52 | 47.5 | 415 | 356 | 8-33 | 40 | 140 | 36 | 156 | 1039 | 1850 | |
| 1600 | 1150 | 1132 | 180 | 1556 | 318 | 1930 | 1820 | 1820 | 1696 | 32-50 | 32-57 | 8-M45 | 8-M52 | 49 | 415 | 356 | 8-33 | 50 | 140 | 36 | 156 | 1101 | 1960 | |
| 1800 | 1280 | 1270 | 230 | 1775 | 356 | 2130 | 2020 | 2020 | 1893 | 36-50 | 36-57 | 8-M45 | 8-M52 | 52 | 475 | 406 | 8-40 | 55 | 160 | 40 | 178 | 1213 | 2160 | |
| 2000 | 1390 | 1350 | 280 | 1955 | 406 | 2345 | 2230 | 2230 | 2105 | 40-50 | 40-62 | 8-M45 | 8-M56 | 55 | 475 | 406 | 8-40 | 55 | 160 | 40 | 178 | 1334 | 2375 |







