Ansi, Jis Check Valves
Makhalidwe apangidwe kazinthu
Valve yowunikira ndi valve "yodziwikiratu" yomwe imatsegulidwa kuti ikhale yotsika komanso yotsekedwa kuti iwonongeke.Tsegulani valavu ndi kukakamizidwa kwa sing'anga mu dongosolo, ndipo mutseke valve pamene sing'anga imayenda kumbuyo. mtundu wa ma check valve mechanism. Mitundu yodziwika bwino ya ma valve owonetsetsa ndi kugwedezeka, kukweza (pulagi ndi mpira), butterfly, cheke, ndi tilting disc.Zogulitsa zimagwiritsidwa ntchito kwambiri mu petroleum, mankhwala, mankhwala, feteleza wamankhwala, mphamvu yamagetsi, kumanga mizinda. ndi mafakitale ena opangira mapaipi.
Vavu yowunikira imatha kugawidwa mu valavu yokweza, valavu yoyang'ana ndi butterfly check valves mitundu itatu.Kukweza ma valves amatha kugawidwa molunjika ndi molunjika - kupyolera mu two.Swing check valve imagawidwa kukhala imodzi - valve, iwiri - valve ndi yambiri valavu valavu atatu. Gulugufe cheke valavu akhoza kugawidwa mu gulugufe awiri akupiringizira, gulugufe limodzi chotchinga, pamwamba angapo mitundu ya valavu cheke mu mawonekedwe kugwirizana akhoza kugawidwa mu kugwirizana ulusi, kugwirizana flange, kuwotcherera ndi achepetsa kugwirizana mitundu inayi.
Kapangidwe kazinthu
KUKUKULU KWAKUKULU NDI KUSINTHA
Gawo 150
Kukula | d | D | D1 | D2 | t | C | n-Φb | L |
Chithunzi cha DN15 | 18 | 90 | 60.3 | 34.9 | 1.6 | 10 | 4-Φ16 | 108 |
DN20 | 20 | 100 | 69.9 | 42.9 | 1.6 | 11 | 4-Φ16 | 117 |
DN25 | 25 | 110 | 79.4 | 50.8 | 1.6 | 12 | 4-Φ16 | 127 |
DN32 | 32 | 115 | 88.9 | 63.5 | 1.6 | 13 | 4-Φ16 | 140 |
Chithunzi cha DN40 | 38 | 125 | 98.4 | 73 | 1.6 | 15 | 4-Φ16 | 165 |
Chithunzi cha DN50 | 50 | 150 | 120.7 | 92.1 | 1.6 | 16 | 4-Φ19 | 203 |
DN65 | 64 | 180 | 139.7 | 104.8 | 1.6 | 18 | 4-Φ19 | 216 |
DN80 | 76 | 190 | 152.4 | 127 | 1.6 | 19 | 4-Φ19 | 241 |
Chithunzi cha DN100 | 100 | 230 | 190.5 | 157.2 | 1.6 | 24 | 8-Φ19 | 292 |
Chithunzi cha DN125 | 125 | 255 | 215.9 | 185.7 | 1.6 | 24 | 8-Φ22 | 330 |
Chithunzi cha DN150 | 150 | 280 | 241.3 | 215.9 | 1.6 | 26 | 8-Φ22 | 356 |
Chithunzi cha DN200 | 200 | 345 | 298.5 | 269.9 | 1.6 | 29 | 8-Φ22 | 495 |
Chithunzi cha DN250 | 250 | 405 | 362 | 323.8 | 1.6 | 31 | 12-Φ25 | 622 |
DN300 | 300 | 485 | 431.8 | 381 | 1.6 | 32 | 12-Φ25 | 698 |
10k pa
Kukula | d | D | D1 | D2 | t | C | n-Φb | L |
Chithunzi cha DN15 | 15 | 95 | 70 | 52 | 1 | 12 | 4-Φ15 | 108 |
DN20 | 20 | 100 | 75 | 58 | 1 | 14 | 4-Φ15 | 117 |
DN25 | 25 | 125 | 90 | 70 | 1 | 14 | 4-Φ19 | 127 |
DN32 | 32 | 135 | 100 | 80 | 2 | 16 | 4-Φ19 | 140 |
Chithunzi cha DN40 | 38 | 140 | 105 | 85 | 2 | 16 | 4-Φ19 | 165 |
Chithunzi cha DN50 | 50 | 155 | 120 | 100 | 2 | 16 | 4-Φ19 | 203 |
DN65 | 64 | 175 | 140 | 120 | 2 | 18 | 4-Φ19 | 216 |
DN80 | 76 | 185 | 150 | 130 | 2 | 18 | 8-Φ19 | 241 |
Chithunzi cha DN100 | 100 | 210 | 175 | 155 | 2 | 18 | 8-Φ19 | 292 |
Chithunzi cha DN125 | 125 | 250 | 210 | 185 | 2 | 20 | 8-Φ23 | 330 |
Chithunzi cha DN150 | 150 | 280 | 240 | 215 | 2 | 22 | 8-Φ23 | 356 |
Chithunzi cha DN200 | 200 | 330 | 290 | 265 | 2 | 22 | 12-Φ23 | 495 |
Chithunzi cha DN250 | 250 | 400 | 355 | 325 | 2 | 24 | 12-Φ25 | 622 |
DN300 | 300 | 445 | 400 | 370 | 2 | 24 | 16-Φ25 | 698 |
Chithunzi cha DN350 | 350 | 490 | 445 | 415 | 2 | 26 | 16-Φ25 | 787 |
DN400 | 500 | 560 | 510 | 475 | 2 | 28 | 16-Φ27 | 864 |