Farashin PQgefe hawa biyu hatimi eccentric hemisphere bawul
Ya dace da maganin najasa, ɓangaren litattafan almara, alumina, dumama birane, petrochemical, gas, slurry, ash ash, da dai sauransu.
Siffofin samfur
1. Babban yanki na wurare dabam dabam da ƙananan juriya na kwarara. Wannan shi ne saboda bayan buɗewa, maɓallin bawul yana cikin ɗakin ball, kuma ruwan yana tsaye ta hanyar.
2. Ƙananan jujjuyawar aiki, juya digiri 90 don buɗewa da rufewa, sauƙin aiki.
3. M hatimi; biyu eccentric karfe wuya hatimi. Tsarin bai shafi buɗewa da rufewa ba, wanda shine mafi mahimmancin fasalin bawul ɗin hemisphere.
4. Rayuwar sabis na tsawon lokaci, nau'i-nau'i masu ɗorewa, tare da ramuwa, za'a iya gyara wurin zama na bawul ko maye gurbin.
Matsayin zartarwa na gefen PQ mai hawa bidirectional eccentric hemisphere valve
| Sharuɗɗan ƙira | Tsawon tsari | Matsayin Flange | Gwaji da dubawa |
| GB/T 12237-2007 | GB/T 12221-2005 | GB-T9113-2000, EN1092 | GB/T13927-2008, API598 |
Babban sigogi na fasaha
| Matsin lamba PN(MPa) | 0.6 | 1.0 | 1.6 | 2.5 | 4.0 | 6.4 |
| Matsakaicin aiki a zafin jiki na al'ada (MPa) | 0.6 | 1.0 | 1.6 | 2.5 | 4.0 | 6.4 |
| Gwajin ƙarfin Shell (MPa) | 0.9 | 1.5 | 2.4 | 3.8 | 6.0 | 9.6 |
| Jirgin gwajin iska (MPa) | 0.6 | 0.6 | 0.6 | 0.6 | 0.6 | 0.6 |
| Babban matsi hatimi gwajin matsa lamba (MPa) | 0.66 | 1.1 | 1.8 | 2.75 | 4.4 | 7.1 |
| Yawan zubewa | ||||||
| Canjin zafin jiki (℃) | Hatimi mai laushi: -40 ℃ ~ + 200 ℃ | |||||
| Matsakaicin zartarwa | Gas na halitta, tururi, samfuran mai, acid, alkalis, kwal da aka niƙa, ash ɗin kwal, ragowar sharar gida da laka Ciki har da granular, fiber da sauran kafofin watsa labarai. | |||||
| Siffan watsawa | Tutar kayan tsutsa, tuƙin lantarki, tuƙin huhu, tuƙin ruwa | |||||
PQ Materials na manyan sassan gefe sun ɗora bawul ɗin eccentric hemisphere hanya biyu
| Bawul jiki da farantin matsa lamba | WCB | ZG1Cr18Ni9Ti | Saukewa: ZG0Cr18Ni12Mo2Ti | Saukewa: ZG15Cr1Mo1V |
| Sphere | WCB+Cr | 1Cr18Ni9Ti Magani na musamman | 0Cr18Ni12Mo2Ti Magani na musamman | 25Cr2Mo1V Magani na musamman |
| Kara | 20Cr13 | 1Cr18Ni9Ti | 0Cr18Ni12Mo2Ti | 25Cr12Mo1V |
| bawul wurin zama | Q235A+PTFEButt waldi | 1Cr18Ni9Ti/PTFE | 0Cr18Ni12Mo2Ti/PTFE | 25Cr12Mo1/PTFE |
| filler | graphite mai sassauƙa | graphite mai sassauƙa | graphite mai sassauƙa | graphite mai sassauƙa |
| Bolt | 35 | 0Cr18Ni9 | 0Cr18Ni9 | 15Cr1Mo1V |
| Kwaya | 45 | 0Cr18Ni9 | 0Cr18Ni9 | 20CrMo |
PQ Zane na gefe mai hawa biyu hatimi eccentric hemisphere bawul
PQ Babban ma'aunin haɗin kai na PN1.0MPa gefen hatimin hatimin bawul ɗin hemisphere hanya biyu
| DN | L | D | D1 | D2 | Z-d0 | f | b | H |
| 40 | 165 | 150 | 110 | 84 | 4-18 | 2 | 18 | 210 |
| 50 | 178 | 165 | 125 | 99 | 4-18 | 2 | 20 | 230 |
| 65 | 190 | 185 | 145 | 118 | 4-18 | 2 | 20 | 245 |
| 80 | 203 | 200 | 160 | 132 | 8-18 | 2 | 20 | 265 |
| 100 | 229 | 220 | 180 | 156 | 8-18 | 2 | 22 | 310 |
| 125 | 254 | 250 | 210 | 184 | 8-18 | 2 | 22 | 350 |
| 150 | 267 | 285 | 240 | 211 | 8-22 | 2 | 24 | 395 |
| 200 | 292 | 340 | 295 | 266 | 8-22 | 2 | 24 | 435 |
| 250 | 330 | 395 | 350 | 319 | 12-22 | 2 | 26 | 480 |
| 300 | 356 | 445 | 400 | 370 | 12-22 | 2 | 26 | 550 |
| 350 | 381 | 505 | 460 | 429 | 16-22 | 2 | 26 | 620 |
| 400 | 430 | 565 | 515 | 480 | 16-26 | 2 | 26 | 670 |
| 450 | 502 | 615 | 565 | 530 | 20-26 | 2 | 28 | 700 |
| 500 | 550 | 670 | 620 | 582 | 20-26 | 2 | 28 | 760 |
| 600 | 660 | 780 | 725 | 682 | 20-30 | 2 | 34 | 850 |
| 700 | 770 | 895 | 840 | 794 | 24-30 | 5 | 34 | 920 |
| 800 | 880 | 1015 | 950 | 901 | 24-33 | 5 | 36 | 1100 |
| 900 | 1000 | 1115 | 1050 | 1001 | 28-33 | 5 | 38 | 1300 |
| 1000 | 1100 | 1230 | 1160 | 1112 | 28-36 | 5 | 38 | 1600 |
| 1200 | 1200 | 1455 | 1380 | 1328 | 32-39 | 5 | 44 | 1950 |






















