Makhalidwe a mankhwala
1. Kutalika kwa mawonekedwe a valavu yamagulugufe okhala ndi ma lobes awiri ndiafupi, ndipo kutalika kwake ndi 1/4 ~ 1/8 yokha ya valavu yamtundu wa flange.
2. Kukula kwakung'ono, kulemera kwake, kulemera kwake ndi 1/4 ~ 1/20 chabe ya valve yachikhalidwe ya flange.
3. Kutsekedwa kwachangu kwa ma disc a valve-petal check valve ndi kuthamanga kwa nyundo yamadzi otsika
4. Mipope yopingasa ndi yowongoka ingagwiritsidwe ntchito kuti ikhale yosavuta.
5. Valovu yoyang'ana gulugufe yokhala ndi lobed yokhala ndi kutuluka kosalala komanso kutsika kwamadzimadzi
6. Kuyenda movutikira ndi ntchito yabwino yosindikiza
7. Chovala choyang'ana gulugufe chamitundu iwiri chokhala ndi maulendo afupiafupi a disc ndi mphamvu yochepa
8. Mapangidwe onse ndi ophweka komanso osakanikirana, ndipo mawonekedwewo ndi okongola.
9. Moyo wautali wautumiki ndi kudalirika kwakukulu
Zojambulajambula
Miyeso Yaikulu ndi Kulemera kwake
| PN (MPa) | DN(mm) | L | D | D3 | D2 | kulemera (kg) | Diameter of the center circle of bolt bolt | Kuchuluka kwa bolt | Bolt awiri | Kutalika kwa Bolt L1 |
| 1.0 | 50 | 60 | 108 | 56 | 51 | 2 | 125 | 4 | M16 | 150 |
| 65 | 67 | 128 | 73 | 65 | 3 | 145 | 4 | M16 | 155 | |
| 80 | 73 | 142 | 88 | 80 | 4 | 160 | 8 | M16 | 160 | |
| 100 | 73 | 162 | 108 | 102 | 6 | 180 | 8 | M16 | 165 | |
| 125 | 86 | 192 | 132 | 127 | 8 | 210 | 8 | M16 | 180 | |
| 150 | 98 | 218 | 160 | 152 | 13 | 240 | 8 | M20 | 205 | |
| 200 | 127 | 273 | 210 | 203 | 24 | 295 | 8 | M20 | 235 | |
| 250 | 146 | 328 | 266 | 254 | 37 | 350 | 12 | M20 | 255 | |
| 300 | 181 | 378 | 310 | 305 | 50 | 400 | 12 | M20 | 290 | |
| 350 | 184 | 438 | 355 | 350 | 76 | 460 | 16 | M24 | 295 | |
| 400 | 191 | 489 | 405 | 400 | 110 | 515 | 16 | M24 | 310 | |
| 450 | 203 | 539 | 455 | 450 | 135 | 565 | 20 | M24 | 325 | |
| 500 | 219 | 594 | 505 | 500 | 158 | 620 | 20 | M24 | 345 | |
| 600 | 222 | 696 | 605 | 600 | 320 | 725 | 20 | M27 | 355 | |
| 700 | 305 | 811 | 700 | 695 | 380 | 840 | 24 | M27 | 440 | |
| 800 | 305 | 918 | 800 | 796 | 560 | 950 | 24 | M30 | 450 | |
| 900 | 368 | 1018 | 903 | 898 | 640 | 1050 | 28 | M30 | 520 | |
| 1000 | 432 | 1124 | 1055 | 1050 | 900 | 1160 | 28 | M33 | 590 | |
| 1200 | 524 | 1340 | 1205 | 1200 | 1400 | 1380 | 32 | M36 | 695 |












