J44h / y lub kaum sab xis flange ntiaj teb valve cov ntsiab lus
Engineering txoj kab uas hla: DN 15 ~ DN 200
Nominal siab: PN16 ~ 25
Ua haujlwm kub: -29 ℃ ~ 425 ℃
Siv tau xov xwm: dej, chav, roj, nitric acid, boric acid, thiab lwm yam
Cov qauv tsim
GB / T12235, GB / T12233, GB / T2492, JB / T450, ASME B16.34, API 602, BS 1873, DIN 3356
Main Performance specifications
1. Kev ntsuas siab
| Nominal siab (MPa) | Kev ntsuas siab (MPa) | |||
| vaj tse | Sealing (ua kua) | Teeb liab (gas) | Sab sauv foob | |
| 1.6 | 2.4 | 1.8 | 0.6 | 1.8 |
| 2.5 | 3.8 | 2.8 | 0.6 | 2.8 |
| 4.0 | 6.0 | 4.4 | 0.6 | 4.4 |
| 6.4 | 9.6 ib | 7.0 ib | 0.6 | 7.0 ib |
| 10.0 | 15.0 Nws | 11.0 Nws | 0.6 | 11.0 Nws |
| 16.0 Nws | 24.0 Nws | 18.0 Nws | 0.6 | 18.0 Nws |
2. Scope ntawm daim ntawv thov
| Plhaub khoom | Siv tau nruab nrab | Qhov ntsuas kub (℃) |
| Carbon steel (hom C) | Dej, ncu, roj | ≤425 |
| Cr Ni Ti steel (P hom) | Nitric acids | ≤200 |
| Cr Ni Ti steel (R hom) | Acetic acids | ≤200 |
| Chromium molybdenum hlau (hom I) | Dej, ncu, roj | ≤550 |
Main kev twb kev txuas qhov ntev
| DN (mm) | L | D | D1 | D2 | b | f | Z-Φd | D0 | H1 | H2 |
| (J44H/Y/W – 16/25C/P/R/L) | ||||||||||
| 25 | 160 | 115 | 85 | 65 | 18 | 3 | 4-14 | 100 | 220 | 236 |
| 32 | 180 | 135 | 100 | 78 | 18 | 3 | 4–18 | 120 | 251 | 273 |
| 40 | 210 | 145 | 110 | 85 | 20 | 3 | 4–18 | 140 | 283 | 306 |
| 50 | 230 | 160 | 125 | 100 | 20 | 3 | 4–18 | 160 | 316 | 344 ib |
| 65 | 290 | 180 | 145 | 120 | 22 | 3 | 4–18 | 180 | 353 | ib 383 |
| 80 | 310 | 195 | 160 | 135 | 22 | 3 | 8–18 | 200 | 437 ib | 479 ib |
| 100 | 350 | 215 | 180 | 155 | 24 | 3 | 8–18 | 240 | 479 ib | 529 ib |
| 125 | 400 | 245 | 230 | 180 | 26 | 3 | 8–18 | 280 | 542 ib | 608 |
| 150 | 480 | 280 | 240 | 210 | 28 | 4 | 8–18 | 320 | 605 | 680 |
| 200 | 600 | 335 | 295 | 265 | 30 | 4 | 12-23 | 360 | 650 | 755 ib |
Xa koj cov lus rau peb:
Sau koj cov lus ntawm no thiab xa tuaj rau peb
