Tšebeliso ea PQlehlakoreng le kentsoeng ka tsela e 'meli e tiisitsoeng eccentric hemisphere valve
E loketse ho hloekisa likhoerekhoere, makhasi, alumina, ho futhumatsa litoropong, petrochemical, khase, slurry, molora oa mashala, joalo-joalo.
Likarolo tsa sehlahisoa
1. Sebaka se seholo sa ho potoloha le ho hanyetsa phallo e nyenyane. Lebaka ke hobane ka mor'a ho bula, mokokotlo oa valve o fumaneha ka kamoreng ea bolo, 'me mokelikeli o otlolohile.
2. Torque e nyane e sebetsang, fetola likhato tse 90 ho bula le ho koala, ho bonolo ho sebetsa.
3. Tiiso e tiileng; habeli eccentric tšepe tiiso e thata. Sebopeho ha se ame ho bula le ho koala, e leng karolo ea bohlokoa ka ho fetisisa ea valve ea hemisphere.
4. Bophelo ba nako e telele ea tšebeletso, li-pair tsa ho tiisa tse sa tsitsang, tse nang le matšeliso, setulo sa valve se ka fetoloa kapa sa nkeloa sebaka.
Tekanyetso ea tsamaiso ea lehlakore la PQ e kentsoeng bidirectional eccentric hemisphere valve
| Mekhoa ea moralo | Bolelele ba sebopeho | Flange standard | Tlhahlobo le tlhahlobo |
| GB/T 12237-2007 | GB/T 12221-2005 | GB-T9113-2000, EN1092 | GB/T13927-2008, API598 |
Mekhahlelo ea mantlha ea tekheniki
| Khatello ea lebitso PN(MPa) | 0.6 | 1.0 | 1.6 | 2.5 | 4.0 | 6.4 |
| Khatello e phahameng ea ho sebetsa ka mocheso o tloaelehileng (MPa) | 0.6 | 1.0 | 1.6 | 2.5 | 4.0 | 6.4 |
| Khatello ea teko ea matla a khetla (MPa) | 0.9 | 1.5 | 2.4 | 3.8 | 6.0 | 9.6 |
| Khatello ea teko ea moea (MPa) | 0.6 | 0.6 | 0.6 | 0.6 | 0.6 | 0.6 |
| Khatello e phahameng ea teko ea tiiso (MPa) | 0.66 | 1.1 | 1.8 | 2.75 | 4.4 | 7.1 |
| Sekhahla sa ho lutla | ||||||
| Thempereichara e sebetsang (℃) | Soft tiiso: -40℃~+200℃ | |||||
| Seaplane se sebetsang | Khase ea tlhaho, mouoane, lihlahisoa tsa oli, li-acids, alkalis, mashala a kolobisitsoeng, molora oa mashala, masalla a litšila le seretse Ho kenyelletsa granular, fiber le mecha ea litaba e meng. | |||||
| Foromo ea phetiso | Ho khanna lisebelisoa tsa Worm, koloi ea motlakase, koloi ea pneumatic, hydraulic drive | |||||
Lisebelisoa tsa PQ tsa likarolo tse ka sehloohong tsa lehlakore li kenngoe ka tsela e 'meli ea eccentric hemisphere valve
| 'Mele oa valve le poleiti ea khatello | WCB | ZG1Cr18Ni9Ti | ZG0Cr18Ni12Mo2Ti | ZG15Cr1Mo1V |
| pherekano | WCB+Cr | 1Cr18Ni9Ti Kalafo e khethehileng ea holim'a metsi | 0Cr18Ni12Mo2Ti Kalafo e khethehileng ea holim'a metsi | 25Cr2Mo1V Kalafo e khethehileng ea holim'a metsi |
| Motsoako | 20Cr13 | 1Cr18Ni9Ti | 0Cr18Ni12Mo2Ti | 25Cr12Mo1V |
| setulo sa valve | Q235A+PTFEButt welding | 1Cr18Ni9Ti/PTFE | 0Cr18Ni12Mo2Ti/PTFE | 25Cr12Mo1/PTFE |
| tlatsa | graphite e feto-fetohang | graphite e feto-fetohang | graphite e feto-fetohang | graphite e feto-fetohang |
| Bolt | 35 | 0Cr18Ni9 | 0Cr18Ni9 | 15Cr1Mo1V |
| Nut | 45 | 0Cr18Ni9 | 0Cr18Ni9 | 20CrMo |
PQ Drawing ea lehlakore e kentsoeng ka tsela e 'meli e tiisang eccentric hemisphere valve
PQ ea mantlha e hokahanyang litekanyo tsa lehlakore la PN1.0MPa e kentsoeng ka tsela e 'meli e tiisang eccentric hemisphere valve.
| 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 |
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