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+STL EPDM (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 sebelisoa haholo ho etsa pampiri, fiber ea lik'hemik'hale, petrochemical, metallurgy, seretse, motlakase, kalafo 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.
Ho na le likarolo tse 3 joalo ka tlase:
1. Botlaaseng ba heke ke lehare le bohale le nang le sebopeho sa U, le khonang ho senya sekhomaretsi holim'a ho tiisa 'me ka potlako ho khaola 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 "extrusion block" e tiisa 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 ho 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 shebane le tlhahiso 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.