Liphapang tsa Lintho
Tšepe e entsoeng:
Tšepe e entsoeng ka maiketsetso e hlahisoa ka ho futhumatsa li-billet tsa tšepe le ho li bopa tlas'a khatello e phahameng. Ts'ebetso ena e ntlafatsa sebopeho sa lijo-thollo, e leng se fellang ka matla a phahameng a mechini, ho tiea le ho hanyetsa tikoloho ea khatello/mocheso o phahameng. Likereiti tse tloaelehileng li kenyelletsaASTM A105 (tšepe ea khabone)leASTM A182 (tšepe e sa hloekang).
Tšepe e Lahliloeng:
Tšepe e entsoeng ka ho qhibilihisoa e etsoa ka ho tšela tšepe e qhibilihisitsoeng ka har'a liforomo. Le hoja e le theko e tlase bakeng sa libopeho tse rarahaneng, e ka 'na ea bontša masoba kapa ho se tsitse, e fokotsa tšebeliso ea eona maemong a feteletseng. Mekhahlelo e tloaelehileng e kenyelletsa ASTM A216 WCB (tšepe ea khabone) le ASTM A351 CF8M (tšepe e sa hloekang).
Liphapang tsa Bohlokoa Pakeng tsa Valve ea Tšepe e Thehiloeng le Li-valve tsa Tšepe e Lahliloeng
| Paramethara | Li-valve tsa Tšepe tse Entsoeng | Li-valve tsa Tšepe tse Lahliloeng |
| Boholo ba Boholo | E nyane (DN15–DN200, ½”–8″) | E kholoanyane (DN50–DN1200, 2″–48″) |
| Tekanyetso ea Khatello | E Phahameng (Sehlopha sa 800–4500) | E itekanetseng (Sehlopha sa 150–600) |
| Thempereichara | -29°C ho isa ho 550°C | -29°C ho isa ho 425°C |
| Likopo | Liphaephe tse nang le khatello e phahameng, libaka tsa ho hloekisa | Mekhoa ea khatello e tlase/e mahareng, metsi |
Lihlopha tsa Valve
Li-valve tsa Tšepe tse Entsoeng
1. Li-valve tsa Heke ea Tšepe e Entsoeng (Sehlopha sa 800): Moralo o moqotetsane bakeng sa ho itšehla thajana ka khatello e phahameng lits'ebetsong tsa oli/khase.
2. Li-valve tsa Globe tsa Tšepe e Thehiloeng: Taolo e nepahetseng ea phallo litšebeletsong tsa mouoane kapa tsa lik'hemik'hale.
3. Li-valve tsa ho hlahloba tšepe e entsoeng: Thibela ho khutlela morao ha li-compressor kapa lipompo (mefuta ea ho thekesela/ho phahamisa).
4. Li-valve tsa Ball tsa Tšepe tse Thehiloeng: Ho koaloa ka potlako liphaepheng tsa hydrocarbon tsa Sehlopha sa 800.
Li-valve tsa Tšepe tse Lahliloeng
1. Li-valve tsa Heke ea Tšepe e Lahliloeng (Sehlopha sa 150–300): Ho aroloa ha mokelikeli o mongata kalafong ea metsi.
2. Li-valve tsa Globe tsa Tšepe tse Lahliloeng: Taolo e akaretsang ea phallo litsamaisong tsa HVAC.
3. Li-valve tsa ho hlahloba tšepe tse lahliloeng: Litharollo tse theko e tlase bakeng sa lits'ebeletso tse seng tsa bohlokoa.
Hobaneng U KhethaLi-valve tsa Tšepe tse Thehiloeng tsa Sehlopha sa 800
Li-valve tsa tšepe tse entsoeng ka maiketsetso tsa sehlopha sa 800 li mamella khatello ho fihlela ho li-bar tse 1380 (20,000 psi) ho 38°C, e leng se etsang hore li be ntle bakeng sa:
- Mechini ea oli ea kantle ho naha
- Methapo ea mouoane e nang le mocheso o phahameng
- Litsi tsa ho sebetsana le haeterojene
Qetello
Li-valve tsa tšepe tse entsoeng ka maiketsetsoE ipabola maemong a kgatello e phahameng ka lebaka la kaho ya yona e matla, ha di-valve tsa tshepe tse entsweng ka tshepe di fana ka ditharollo tse theko e tlase bakeng sa ditsamaiso tse kgolo, tse nang le kgatello e tlase. Ho kgetha mofuta o nepahetseng ho itshetlehile ka ditlhoko tsa tshebetso, tekanyetso, le maemo a indasteri jwalo ka ASME B16.34.
Nako ea poso: Hlakubele-07-2025