Boemo le Khatello ea Boholo & Maemo | |
Boholo | DN40-DN2000 |
Khatello Rating | DN50-100 PN16 DN150-200 PN10 DN250-400 PN7 DN450-600 PN5 DN650-750 PN4 DN800-900 PN3 DN1000 PN2 |
Tekanyetso ea Moqapi | JB/T8691-2013 |
Flange Standard | GB/T15188.2-94 chart6-7 |
Tekanyetso ea Teko | GB/T13927-2008 |
Lintho tse bonahalang | |
'Mele | ductile tšepe; WCB; CF8; CF8M; 2205; 2507 |
Diski | SS304; SS316; 2205; 2507; 1.4529 |
Stem/ Shaft | SS410/420/416; SS431; SS304; Monel |
Setulo | tšepe e se nang tšepe+STLEPDM (120°C) /Viton(200°C)/PTFE(200°C) /NBR(90°C) |
Bushing | PTFE, Bronze |
O Ring | NBR, EPDM, FKM |
Sebapali | Lebokose la Gear, Motlakase oa Motlakase, Motlakase oa Pneumatic |
Li-valve tsa heke ea thipa li ka aroloa ka mefuta e meraro ho latela mokhoa oa ho hokahanya, khokahanyo ea butt, khokahano ea flange le khokahanyo ea lug. Ho ea ka bophara ba valve ea heke ea thipa, khatello ea ho jara e tsoa ho PN16-PN2., Li-valve tsa heke ea thipa li sebelisoa haholo ho etsa pampiri, lik'hemik'hale tsa lik'hemik'hale, petrochemical, metallurgy, seretse, motlakase, phekolo ea likhoerekhoere. Maemong a meriana le a mang a sebetsang, valve ea heke ea thipa e entsoe haholo-holo ka 'mele oa valve le heke. Thepa ea 'mele oa li-valve ke tšepe ea ductile, tšepe ea carbon le tšepe e sa hloekang,' me bokaholimo ba tiiso bo entsoe ka rabara e sa sebetseng ea tlhaho, rabara ea fluorine, rabara ea nitrile le rabara ea EPDM. 'Me ho tiisoa ha tšepe, ho ea ka pono ea sebopeho, valve ea heke ea thipa e na le moralo o kopanetsoeng, o nka sebaka se senyenyane, 'me o khona ho tšehetsa matla a phaepe.
Knife Gate Valve e sebelisoa lipeiping tsa indasteri bakeng sa ts'ebetso ea ho tima. Sebopeho sa 'mele le setulo se felisa ho koala ho koala bakeng sa ho phalla ka likaroloana tse ntle. Ho phaella moo, beveled thipa bohale thusa .. heke khaola ka metswedi ya dikgang teteaneng habonolo. Ho ea ka maemo a fapaneng a ts'ebetso: valve ea heke ea thipa e sa phahamang, thipa ea sephaphatha
valve ea heke, valve ea heke ea thipa, valve ea heke ea thipa ea pneumatic, valve ea heke ea thipa, valve ea heke ea thipa le bevel.
li-valve tsa heke ea thipa li fumaneha kaofela.
Likaroloana:
1. 'Mele:
a) 'Mele o kopaneng o nang le sebopeho se felletseng o netefatsa phallo e thellang, kopano e bonolo le monyetla o monyane oa ho lutla khetla.
b) Moralo oa manala a tataiso botlaaseng ba boema-kepe bakeng sa ho lokisa liheke, ho fapana le groove, o felisa ho koala ho ka bang teng ha valve e tima.
2. Heke:
a) Moeli oa thipa o betliloeng o fana ka khatello e matla ea ho itšeha le ho tiisa ka thata.
b) PTFE resilient point guider ka holimo koung e thibela ho kopana le tšepe-metal lipakeng tsa heke le 'mele.
c) Botenya ba heke bo ka eketsoa ho kopana le khatello e phahameng.
3. Setulo:
a) Setulo se ka thōko se ka nkeloa sebaka, se fokotsa litšenyehelo tsa tlhokomelo.
b) Setulo se kentsoeng esale pele se ka feto-fetoha ho kopana le lihlopha tse fapaneng tsa ho tiisa le ho lefella liaparo tse tloaelehileng tsa setulo.
4. Tse ling:
a) Li-thrust tse peli li fokotsa torque e hlokahalang bakeng sa ts'ebetso
Ho na le likarolo tse 3 joalo ka tlase:
Botlaaseng ba heke ho na le lehare le bohale le bōpehileng joaloka U, le khonang ho phunya sekhomaretsi holim'a sebaka se tiisang 'me ka potlako se khaole mokelikeli. mahareng
2. Sebaka sa heke se entsoe hantle 'me se bentšitsoe, se nang le phello e ntle ea ho tiisa feela, empa hape se sireletsa ka katleho bophelo ba tšebeletso ea setulo sa ho paka le valve.
3. Sebaka sa tataiso holim'a 'mele oa li-valve se etsa hore heke e tsamaee ka tsela e nepahetseng,' me thibelo ea extrusion e tiisa hore ho tiisoa ka katleho ha heke.
ZFA Valve e sebetsa ka thata API598 standard, re etsa liteko tsa khatello ea mahlakoreng ka bobeli bakeng sa valve 100%, re fana ka li-valve tsa boleng ba 100% ho bareki ba rona.
'Mele oa valve o amohela thepa e tloaelehileng ea GB, ho na le ts'ebetso e felletseng ea 15 ho tloha tšepe ho ea ho' mele oa valve.
Tlhahlobo ea boleng ho tloha ho sekheo ho ea ho sehlahisoa se felileng ke 100% e tiisitsoeng.
ZFA Valve e tsepamisitse maikutlo tlhahisong ea li-valve ka lilemo tse 17, ka sehlopha sa litsebi tsa tlhahiso, re ka thusa bareki ba rona ho boloka lipakane tsa hau ka boleng ba rona bo tsitsitseng.