Ko te tono PQtaha eke e rua ara hiri takirere tuakoi haukoko
He pai mo te maimoatanga parakaingaki, te penupenu, te alumina, te whakamahana taone, te petrochemical, te hau, te slurry, te pungarehu waro, aha atu.
āhuatanga hua
1. Te waahi tohanga nui me te aukati rere iti. Ko tenei na te mea i muri i te whakatuwheratanga, kei roto te matua o te takirere i roto i te ruuma poi, a ka tika te wai.
2. Te taipana whakahaere iti, huri 90 nga nekehanga ki te whakatuwhera me te kati, ngawari ki te whakahaere.
3. Hiri hiri; hiri mārō whakarewa takahuri rua. Ko te hanganga kaore e pa ki te whakatuwheratanga me te kati, koinei te mea tino nui o te waahanga hemisphere valve.
4. He roa te ora o te ratonga, te takirua hiri-a-tete, me te utu, ka taea te whakarereke, te whakakapi ranei i te nohoanga takirere.
Paerewa Kaiwhakahaere mo te taha PQ kua whakairihia te riu hemisphere rereke
| Paearu hoahoa | Te roa o te hanganga | Paerewa flange | Te whakamatautau me te tirotiro |
| GB/T 12237-2007 | GB/T 12221-2005 | GB-T9113-2000, EN1092 | GB/T13927-2008, API598 |
Tawhā hangarau matua
| Te pēhanga ingoa PN(MPa) | 0.6 | 1.0 | 1.6 | 2.5 | 4.0 | 6.4 |
| Te pehanga mahi morahi i te pāmahana noa(MPa) | 0.6 | 1.0 | 1.6 | 2.5 | 4.0 | 6.4 |
| Te pehanga whakamatautau kaha anga(MPa) | 0.9 | 1.5 | 2.4 | 3.8 | 6.0 | 9.6 |
| Te pehanga whakamatautau hau(MPa) | 0.6 | 0.6 | 0.6 | 0.6 | 0.6 | 0.6 |
| Te pehanga hiri teitei te pehanga whakamatautau(MPa) | 0.66 | 1.1 | 1.8 | 2.75 | 4.4 | 7.1 |
| Te rerenga rerenga | ||||||
| Te pāmahana e tika ana (℃) | Hiri ngohengohe:-40℃~+200℃ | |||||
| Waenga e tika ana | Te hau maaori, te mamaoa, nga hua hinu, te waikawa, te kawakore, te waro maramara, te pungarehu waro, te toenga para me te paru Tae atu ki te kowhatu, te muka me etahi atu papaaho | |||||
| Puka tuku | Te taraiwa mokowhiti, te taraiwa hiko, te taraiwa pneumatic, te taraiwa waipēhi | |||||
PQ Ko nga taonga o nga waahanga matua o te taha ka mau i nga ara e rua o te reera hemisphere
| Te tinana takirere me te pereti pehanga | WCB | ZG1Cr18Ni9Ti | ZG0Cr18Ni12Mo2Ti | ZG15Cr1Mo1V |
| awhiowhio | WCB+Cr | 1Cr18Ni9Ti maimoatanga mata motuhake | 0Cr18Ni12Mo2Ti maimoatanga mata motuhake | 25Cr2Mo1V maimoatanga mata motuhake |
| Kakau | 20Cr13 | 1Cr18Ni9Ti | 0Cr18Ni12Mo2Ti | 25Cr12Mo1V |
| nohoanga takirere | Q235A+PTFEButt fehokotaki'anga | 1Cr18Ni9Ti/PTFE | 0Cr18Ni12Mo2Ti/PTFE | 25Cr12Mo1/PTFE |
| whakakī | Kauwhata hangore | Kauwhata hangore | Kauwhata hangore | Kauwhata hangore |
| Kati | 35 | 0Cr18Ni9 | 0Cr18Ni9 | 15Cr1Mo1V |
| Nati | 45 | 0Cr18Ni9 | 0Cr18Ni9 | 20CrMo |
PQ Te tuhi o te taha e mau ana i te hiri e rua ara te hiri o te rekoo tuakoi
PQ Nga rahi hono matua o te taha PN1.0MPa kua mau i te taha hiri e rua ara te hiri o te reera tuakoi tuakoi.
| 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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