Technical parameters yeNon rising stem resilient yakagara gedhi vharafu
Nominal pressure£º1.0~2.5MPa
Zita dhayamita £ 50 ~ 1200mm
kushanda tembiricha£0~80¡æ
Midhiya inoshanda: mvura, gasi, nezvimwe
Flange standard£ºGB/T 17241.6¡¢GB/T 9113¡¢EN1092¡¢ASME B16.5
Yedza mwero£ºGB/T 13927¡¢API 598
Material yezvikamu zvikuru zveNon rising stem elastic seat sealing gedhi vharafu
| Siriyero nhamba | Chikamu zita | kuumbwa kwezvinhu |
| 1 | vharafu muviri | Ductile iron uye simbi yakakandwa |
| 2 | Ram | Nodular cast iron yakavharwa neEPDM kana NBR |
| 3 | Hexagon socket bolt | Carbonization kurapwa |
| 4 | chisimbiso mhete | Nitrile rubber |
| 5 | Chivharo chevhavha | Ductile iron uye simbi yakakandwa |
| 6 | Stem | simbi isina ngura |
| 7 | "O" mhete | Nitrile rubber |
| 8 | Simba rekutakura | Tin bronze |
| 9 | Bolt | simbi isina ngura |
| 10 | Gland | Ductile iron uye simbi yakakandwa |
| 11 | chivharo cheguruva | Nitrile rubber |
| 12 | Handwheel (driving cap) | simbi |
Dhizaini yekudhirowa yeNon rising stem elastic seat seal gedhi vharafu
Main yekubatanidza zviyero mm
| DN | 50 | 65 | 80 | 100 | 125 | 150 | 200 | 250 | 300 | 350 | 400 | 450 | 500 | 600 | |
| L | F4 | 150 | 170 | 180 | 190 | 200 | 210 | 230 | 250 | 270 | 290 | 310 | 330 | 350 | 390 |
| BS | 178 | 190 | 203 | 229 | 254 | 267 | 292 | 330 | 356 | 381 | 406 | 432 | 457 | 508 | |
| F5 | 250 | 270 | 280 | 300 | 325 | 350 | 400 | 450 | 500 | 550 | 600 | 650 | 700 | 800 | |
| Ha | 313 | 332 | 372 | 424 | 497 | 562 | 680 | 837 | 948 | 1010 | 1220 | 1280 | 1480 | 1665 | |
| Hc | 355 | 375 | 415 | 476 | 540 | 600 | 720 | 875 | 990 | 1050 | 1245 | 1310 | 1560 | 1750 | |
