
Vharuvhu yesimbi ine maplate maviri inonyungudika imhando yevharuvhu yeindasitiri yakagadzirirwa kudzivirira kudzokera shure mupombi kana sisitimu yekushanda. Rudzi urwu rwevharuvhu rwakagadzirwa uchishandisa ductile iron, chinhu chinozivikanwa nekusimba kwayo uye kugara kwenguva refu. Dhizaini yeplate mbiri inoreva magadzirirwo evharuvhu, ine maplate maviri ane hinged kana madiski anovhurika achipindura kuyerera kwemberi uye pedyo kudzivirira kudzokera shure. Mavharuvhu aya anowanzo shandiswa mumaindasitiri akasiyana-siyana, anosanganisira kurapwa kwemvura, manejimendi emvura yakasviba, kudiridza, uye maitiro emaindasitiri. Anowanzo iswa mumapaipi kuti ave nechokwadi chekuti mvura kana gasi zvinoyerera nenzira imwe chete uku achidzivirira chero kuyerera kwemashure kunogona kutungamira kukuvadzwa kwesystem kana kusashanda zvakanaka. Ductile iron inosarudzwa sechinhu chevharuvhu idzi nekuda kwehunhu hwayo hwakanaka hwemakanika uye hunodzivirira ngura, zvichiita kuti ive yakakodzera kushandiswa kwakaoma. Dhizaini yeplate mbiri inopa mhinduro yakamanikana uye inoshanda yekudzivirira kudzokera shure, uye maplate ane hinged anobvumira mhinduro nekukurumidza kukuchinja kwekuyerera, kuderedza kurasikirwa kwekumanikidzwa. Ductile iron ine maplate maviri inonyungudika inowanikwa muhukuru hwakasiyana, kuyera kwekumanikidzwa, uye kubatana kwekupedzisira kuti ikwane zvinodiwa zvakasiyana zvekushandisa. Kazhinji akagadzirwa uye anogadzirwa zvichienderana nezvinodiwa neindasitiri zvakaita seAPI, AWWA, uye ISO kuti ave nechokwadi chekuti anoshanda, akavimbika, uye akachengeteka. Kana muchida rumwe ruzivo rwakadzama nezve mavharuvhu ekuongorora mapurasitiki maviri esimbi, akadai semagadzirirwo chaiwo echigadzirwa, nhungamiro dzekuisa, kana kuti zvinoenderana nechishandiso chenyu, ndapota ndizivisei kuti ndikwanise kukubatsirai zvakanyanya.
1. Kureba kwechimiro kupfupi, kureba kwechimiro chacho kunongova 1/4 kusvika 1/8 chete yevharuvhu yekutarisa flange yechinyakare
2. saizi diki, huremu hwakareruka, huremu hwayo hunongova 1/4 kusvika 1/20 chete yevharuvhu yekutarisa inononoka kudzika kwechinyakare
3. dhisiki revharuvhu rekuongorora clamp rinovhara nekukurumidza, uye kumanikidzwa kwehammer yemvura kudiki
4. Cheki vharuvhu yakatambanuka kana yakatwasuka inogona kushandiswa, iri nyore kuisa
5. Nzira yekuyerera kwevharuvhu yekutarisa clamp yakatsetseka, kuramba kwemvura kudiki
6. chiito chinonzwisisika, kushanda zvakanaka kwechisimbiso
7. Kurova kwedhisiki kupfupi, kuvharwa kwevharuvhu yekukiya clamping kudiki
8. chimiro chose, chiri nyore uye chakamanikana, chimiro chakanaka
9. hupenyu hurefu hwebasa, kuvimbika kwakanyanya
Munguva yekuvhura nekuvhara vharuvhu yesimbi yakagadzirwa, nekuti kukweshana kuri pakati pedhisiki nepamusoro pekuvhara kwemuviri wevharuvhu kudiki pane kwevharuvhu yegedhi, haipfeki.
Kuvhurika kana kuvharwa kwesimbi yevharuvhu kupfupi, uye ine basa rekucheka rakavimbika, uye nekuda kwekuti shanduko yechigaro chevharuvhu inoenderana nekusvetuka kwedhisiki revharuvhu, yakakodzera kwazvo kugadzirisa mwero wekuyerera. Saka, rudzi urwu rwevharuvhu rwakakodzera zvikuru kuchekwa kana kudzorwa uye kupwanywa.
| Chigadzirwa | Ductile Iron Dual Plate Check Valve Rudzi rweWafer |
| Dhayamita yezita | NPS 1/2”, 3/4”, 1”, 1-1/4”, 1-1/2”, 2”, 3”, 4”, 6”, 8”, 10”, 12”, 14”, 16”, 18”, 20” 24”, 28”, 32”, 36”, 40”, 48” |
| Dhayamita yezita | Kirasi 900, 1500, 2500. |
| Kugumisa Kubatanidza | Yakaputirwa (RF, RTJ, FF), Yakasungirirwa. |
| Kushanda | Hammer Inorema, Hapana |
| Zvinhu | Ductile Iron GGG50, A216 WCB, WC6, WC9, A352 LCB, A351 CF8, CF8M, CF3, CF3M, A995 4A, A995 5A, A995 6A, Alloy 20, Monel, Inconel, Hastelloy, Aluminum Bronze nedzimwe alloy dzakakosha. |
| A105, LF2, F5, F11, F22, A182 F304 (L), F316 (L), F347, F321, F51, Alloy 20, Monel, Inconel, Hastelloy | |
| Maumbirwo | Chifukidziro Chine Mabhaudhi, Chifukidziro Chekudzvanya Chisimbiso |
| Dhizaini uye Mugadziri | API 6D |
| Takatarisana | ASME B16.10 |
| Kugumisa Kubatanidza | ASME B16.5 (RF & RTJ) |
| ASME B16.25 (BW) | |
| Kuedzwa uye Kuongorora | API 598 |
| Zvimwe | NACE MR-0175, NACE MR-0103, ISO 15848, API624 |
| Inowanikwawo pa | PT, UT, RT,MT. |
Senyanzvi yeDuctile Iron Dual Plate Check Valve Wafer mhando uye inotumira kunze, tinovimbisa kupa vatengi basa repamusoro-soro mushure mekutengesa, kusanganisira zvinotevera:
1. Ipai nhungamiro yekushandiswa kwechigadzirwa uye mazano ekugadzirisa.
2. Kana paine kutadza kunokonzerwa nematambudziko emhando yezvigadzirwa, tinovimbisa kupa rutsigiro rwehunyanzvi nekugadzirisa matambudziko munguva pfupi iri kutevera.
3. Kunze kwekukuvadzwa kunokonzerwa nekushandiswa kwakajairika, tinopa mabasa ekugadzirisa nekutsiva mahara.
4. Tinovimbisa kupindura nekukurumidza kune zvinodiwa nevatengi munguva yewarandi yechigadzirwa.
5. Tinopa rubatsiro rwehunyanzvi kwenguva refu, mazano epamhepo uye masevhisi ekudzidzisa. Chinangwa chedu ndechekupa vatengi ruzivo rwakanakisisa rwebasa uye kuita kuti ruzivo rwevatengi ruve nyore uye runonakidza.