Micro-resistance slow-closing check valve, i ʻike ʻia hoʻi ʻo ka valve check, ʻo kāna kuleana ke pale i ka hoʻihoʻi ʻana o ka waena i ka pipeline. ʻO nā ʻāpana wehe a pani ʻia e wehe a kokoke paha iā lākou iho e pili ana i ke kahe waena a me ka ikaika e pale ai i ka valve backflow waena i kapa ʻia ʻo ka valve check. No nā valve 'akomi nā pahu ho'opa'a. Hoʻohana nui ʻia lākou i nā pipeline kahi e kahe ai ka media ma kahi ʻaoʻao. Hoʻokahi wale nō kuhikuhi i ʻae ʻia e kahe i mea e pale ai i nā pōʻino. He kūpono ia no ka hoʻomaʻemaʻe ʻana, ʻaʻole no ka medium i loaʻa nā ʻāpana paʻa a me ka viscosity kiʻekiʻe.
kumu
ʻO nā kiwi hoʻopaʻa hoʻopaʻa lohi micro-kū'ē kūpono no ke kaomi inoa PN1.0 MPa~42.0 MPa, Class150-2500; anawaena inoa DN15-1200mm, NPS1/2-48; hana wela-196-540 C pipelines e pale i waena backflow. Ma ke kohoʻana i nā mea likeʻole, hiki ke hoʻohanaʻia i ka wai, ka mahu, kaʻaila, ka waikawa nitric, ka waikawa acetic, ka medium oxidizing ikaika a me ka urea a me nā mea'ē aʻe.
Mea nui
ʻO ke kila kalapona, ke kila wela haʻahaʻa, ke kila ʻāpana ʻelua (F51/F53), ke kila titanium, ke keleawe aluminika, INCONEL625, SS304, SS304L, SS316, SS316L; kila chromium-molybdenum, Monel (400/500), 20 # alloy, Harrington alloy a me nā mea metala ʻē aʻe.
Nā hiʻohiʻona hale
1. He pōkole ka lōʻihi o ke kūkulu ʻana, a ʻo kona lōʻihi ka lōʻihi he 1/4 ~ 1/8 wale nō o ka pahu hoʻokele flange maʻamau.
2. ʻO ka liʻiliʻi liʻiliʻi, ke kaumaha māmā, ʻo kona kaumaha he 1/4 ~ 1/20 wale nō o ka pahu kuʻuna micro-blocking check valve.
3. Paʻa koke ka disc valve a haʻahaʻa ke kaomi hāmare wai.
4. Loaʻa nā paipu horizontal a maʻalahi paha e hoʻokomo.
5. ʻAʻole keakea ʻia ke kahe ʻana a he liʻiliʻi ke kūpaʻa wai.
6. ʻO ka neʻe ʻana a me ka hana sila maikaʻi
7. Puka pōkole pōkole a me ka hopena haʻahaʻa o ka pani ʻana o ka valve
8. Hoʻohui hui, maʻalahi a paʻa, hiʻohiʻona nani
9. ʻO ke ola lawelawe lōʻihi a me ka hilinaʻi kiʻekiʻe
Kūlana hoʻokō
| Anawaena inoa (mm) | 40~800 | |||
| Pumi inoa | 1.0 | 1.6 | 2.5 | |
| Ps(MPa) | hale noho | 1.5 | 2.4 | 3.75 |
| Sila i luna | 1.1 | 1.76 | 2.75 | |
| ʻO ke kaomi hana kiʻekiʻe | 1.0 | 1.6 | 2.5 | |
| mahana hana | Hiki i ka mahana o | |||
| ʻAno kūpono | Wai, Weak Corrosive Medium | |||
Na Mea Mahele Nui
| inoa hapa | inoa mea |
| Ke kino a me ka pāpale | Hao hina, hao hoolei, hao hao |
| Disc | Hui Rubber |
| ʻO ka pahu pahu | Kila kohu ʻole |
Hoʻolālā kiʻi
Papa Ana Nui
| DN(mm) | L | H | B |
| 40 | 200 | 300 | 220 |
| 50 | 230 | 300 | 270 |
| 65 | 290 | 320 | 290 |
| 80 | 310 | 354 | 300 |
| 100 | 350 | 350 | 320 |
| 125 | 400 | 380 | 340 |
| 150 | 480 | 500 | 410 |
| 200 | 500 | 580 | 450 |
| 250 | 600 | 670 | 550 |
| 300 | 700 | 730 | 580 |
| 350 | 800 | 820 | 630 |
| 400 | 900 | 920 | 700 |
| 450 | 1000 | 950 | 800 |
| 500 | 1100 | 1100 | 900 |
| 600 | 1300 | 1200 | 990 |
| 700 | 1400 | 1550 | 1120 |
| 800 | 1500 | 1700 | 1300 |
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