Ho khetha tokeloPPR valve ea bolo ea polasetikie phetha karolo ea bohlokoa ho netefatsa hore metsi a laoloa ka thelelo le ka mokhoa o tšepahalang. Valve e khethiloeng hantle ha e ntlafatse ts'ebetso feela empa hape e fokotsa mathata a tlhokomelo. Ebang ke bakeng sa ts'ebeliso ea bolulo kapa indasteri, karolo ena e fapaneng e fana ka nako e telele le ts'ebetso, e etsa hore e be letsete le bohlale bakeng sa katleho ea nako e telele.
Lintlha tsa bohlokoa
- Khethali-valve tsa bolo ea polasetiki tse matla tsa PPRbakeng sa tshebediso ya nako e telele. Sheba li-valve tse entsoeng ka thepa e thata ea polypropylene bakeng sa ts'ebetso e ntle.
- Etsa bonnete ba hore boholo, khatello le mocheso li lumellana le sistimi ea hau. Sena se thusa ho emisa ho lutla le ho boloka tsohle li sebetsa hantle.
- Reka li-valve tsa bolo ea polasetiki tsa PPR ho boloka chelete ka nako. Ba hloka tlhokomelo e fokolang mme ba sebelisa matla a fokolang, ho fokotsa litšenyehelo tsa ho lokisa le matla a matla.
Ho utloisisa PPR Plastic Ball Valves
Li-valve tsa PPR tsa Plastic Ball ke Eng?
Sesepa sa bolo ea polasetiki ea PPR ke mofuta oa valve o entsoeng ka polypropylene random copolymer (mofuta oa 3). E etselitsoe ho laola ho phalla ha maro a tsamaiso ea liphaephe. Belofo e sebelisa bolo e potolohang e nang le lesoba bohareng ba eona ho lumella kapa ho thibela tsela ea mokelikeli. Mokhoa ona o bonolo empa o sebetsa o etsa hore e be khetho e tsebahalang bakeng sa lits'ebetso tsa bolulo, tsa khoebo le tsa indasteri.
Li-valve tsena li fumaneha ka boholo bo fapaneng, hangata ho tloha ho 20mm ho isa ho 110mm. Li hahiloe ho sebetsana le likhatello tse fihlang ho 25 bars le mocheso o phahameng joalo ka 95℃. Ho lumellana ha bona le litekanyetso tse kang Jeremane DIN8077/8078 le ISO 15874 ho netefatsa ho tšepahala le ho sireletseha. Mona ke kakaretso e potlakileng ea litlhaloso tsa bona tsa tekheniki:
| Tlhaloso | Lintlha |
|---|---|
| Sebopeho sa Lintho | Polypropylene random copolymer (mofuta oa 3) |
| Boholo Range | 20 ho isa ho 110 mm |
| Khatello Rating | Ho fihlela ho li-bar tse 25 |
| Tekanyo ea Mocheso | Ho fihlela ho 95 ℃ |
| Maemo a Tumellano | Jeremane DIN8077/8078 & ISO 15874 |
| Bophelo ba Tšebeletso | Bonyane lilemo tse 50 |
| Lisebelisoa | Metsi a chesang/a batang, lisebelisoa tsa ho futhumatsa, lik'hemik'hale, joalo-joalo. |
Melemo ea PPR Plastic Ball Valves ho Control Fluid
Li-valve tsa bolo ea polasetiki tsa PPR li fana ka melemo e mengata e etsang hore e be e loketseng bakeng sa taolo ea mokelikeli. Ntlha ea pele, li bobebe, tse nolofatsang ho kenya le ho fokotsa litšenyehelo tsa basebetsi. Ea bobeli, khanyetso ea bona ea kutu e tiisa hore e tšoarella nako e telele, esita le libakeng tse thata. Ho fapana le li-valve tsa tšepe, ha li lekane, li boloka ts'ebetso e tsitsitseng ha nako e ntse e ea.
Molemo o mong oa bohlokoa ke ho kenya letsoho ha bona hantle ka mocheso. Ka conductivity ea mocheso ea 0.21w/mk feela, li sebetsa hantle haholo. Li boetse li finyella litekanyetso tsa bohloeki, tse etsang hore li bolokehe bakeng sa tsamaiso ea metsi a nooang. Ebang li sebelisoa liphaepheng tsa metsi a chesang kapa a batang, li-valve tsena li fana ka ts'ebetso e tšepahalang ka lilemo tse mashome.
Lintlha tsa bohlokoa tsa ho khetha PPR Plastic Ball Valve
Ho tšoarella le Boleng ba Lintho
Ha u khetha valve ea bolo ea polasetiki ea PPR,durability e lokela ho ba ka holimolethathamong la hau la tlhahlobo. Nako ea bophelo ea valve e itšetlehile haholo ka boleng ba thepa ea eona. Polypropylene random copolymer ea boemo bo phahameng (mofuta oa 3) e tiisa hore valve e khona ho mamella ho senyeha ha nako. Thepa ena e hanela kutu, e etsa hore e be e loketseng bakeng sa lits'ebetso tsa bolulo le tsa indasteri.
Ho phaella moo, ho hahoa ha valve ho phetha karolo e khōlō tabeng ea ho tšoarella ha eona. Batla li-valve tse nang le meralo e matlafalitsoeng e ka sebetsanang le likhatello tse phahameng le mocheso ntle le ho phatloha kapa ho holofala. Sesepa sa bolo ea polasetiki se entsoeng hantle sa PPR se ka tšoarella ka lilemo tse mashome, se fokotsa tlhokahalo ea ho nkeloa sebaka khafetsa.
Keletso:Kamehla hlahloba ho lumellana le litekanyetso tsa indasteri tse kang DIN8077/8078 le ISO 15874. Litifikeiti tsena li tiisa hore valve e finyella litlhoko tse tiileng tsa boleng le polokeho.
Boholo, Khatello, le Tumellano ea Mocheso
Ho bohlokoa ho khetha boholo bo nepahetseng le ho etsa bonnete ba ho lumellana le khatello ea sistimi ea hau le litlhoko tsa mocheso. Li-valve tsa bolo ea polasetiki tsa PPR li tla ka boholo bo fapaneng, hangata ho tloha ho 20mm ho isa ho 110mm. Ho khetha boholo bo nepahetseng ho netefatsa ho lekana hantle le ho thibela ho lutla.
Litekanyetso tsa khatello ke ntlha e 'ngoe ea bohlokoa. Boholo ba li-valve tsa bolo ea polasetiki tsa PPR li ka sebetsana le likhatello tse fihlang ho li-bars tse 25, li etsa hore li tšoanelehe bakeng sa mefuta e mengata ea likopo. Leha ho le joalo, kamehla netefatsa maemo a khatello ho tsamaisana le litlhoko tsa sistimi ea hau.
Ho lumellana ha mocheso ho bohlokoa ka ho lekana. Li-valve tsena li etselitsoe ho sebetsa libakeng tse nang le mocheso o ka holimo ho 95℃. Sena se li etsa hore li phethahale bakeng sa lisebelisoa tsa metsi a chesang, lisebelisoa tsa ho futhumatsa, esita le liphaephe tsa lik'hemik'hale.
Hlokomela:Sheba lintlha tsa tsamaiso ea hau ea liphaephe habeli pele u reka valve. Sena se tiisa kopano e se nang moeli le ts'ebetso e nepahetseng.
Tšebeliso ea nako e telele ea litšenyehelo
Ho kenya chelete ka valve ea boleng bo phahameng ea PPR ea polasetiki ho ka u bolokela chelete ha nako e ntse e ea. Le hoja litšenyehelo tsa pele li ka 'na tsa e-ba holimo hanyenyane ho feta likhetho tse ling, melemo e feta hole litšenyehelo. Li-valve tsena li hloka tlhokomelo e fokolang, e leng se fokotsang litšenyehelo tsa ho lokisa ka nako.
Matla a bona a matla ke monyetla o mong oa ho boloka litšenyehelo. Ka thepa e babatsehang ea ho kenya mocheso, li-valve tsa bolo ea polasetiki tsa PPR li thusa ho boloka mocheso o tsitsitseng, ho fokotsa tšebeliso ea matla. Ho feta moo, bophelo ba bona bo bolelele ba tšebeletso-hangata bo fetang lilemo tse 50-bo bolela ho fokotsa litšenyehelo le litšenyehelo tse fokolang.
Ka ho khetha valve e tšoarellang le e sebetsang hantle, ha u boloke chelete feela. U boetse u tsetela ka tharollo e tšepahalang e tla sebeletsa litlhoko tsa hau ka lilemo tse mashome.
Maikutlo a khethehileng a Kopo
Mofuta oa Mokelikeli le Litlhoko tsa Indasteri
Ho khetha valve e nepahetsenghangata ho itšetlehile ka mofuta oa mokelikeli oo e tla o sebetsana le litlhoko tse khethehileng tsa indasteri. Mekelikeli e fapaneng, joalo ka maro, likhase kapa mouoane, e hloka li-valve tse nang le lintlha tse ikhethang ho netefatsa ts'ebetso e nepahetseng. Mohlala, metsi a hloka lipalo tse nepahetseng tsa phallo (Cv) ho boloka ts'ebetso e nepahetseng, athe likhase le mouoane li hloka boleng bo ikhethileng ba Cv ho thibela mathata a boholo. Ho khetha valve ntle le ho nahana ka lintlha tsena ho ka lebisa ho se sebetse hantle kapa esita le ho hlōleha ha tsamaiso.
| Mofuta oa Mokelikeli | Tlhaloso ea Li-valve | Bohlokoa |
|---|---|---|
| Mekelikeli | Lipalo tse khethehileng tsa Cv | E netefatsa ts'ebetso le ts'ebetso e nepahetseng |
| Likhase | Lipalo tse ikhethang tsa coefficient | E thibela mathata ka boholo bo sa lokelang |
| Mouoane | E hloka boleng bo ikhethileng ba Cv | E bohlokoa bakeng sa boholo bo nepahetseng ba li-valve |
Liindasteri tse kang tsa meriana, ho lokisa lijo, le tsamaiso ea metsi le tsona li na le litlhoko tse ikhethang. Ka mohlala, lisebelisoa tsa meriana li hloka mocheso o nepahetseng le taolo ea phallo ho boloka botšepehi ba sehlahisoa. Ka mokhoa o ts'oanang, ts'ebetso ea lijo e itšetleha ka li-valve tse fihlelang litekanyetso tse thata tsa polokeho ho netefatsa bohloeki. Lits'ebetsong tsa indasteri, ho nepahala ha taolo ea mokelikeli ho bohlokoa bakeng sa boleng ba sehlahisoa le polokeho.
| Sebaka sa Kopo | Bohlokoa |
|---|---|
| Mekhoa ea Liindasteri | E bohlokoa bakeng sa ho nepahala ha taolo ea mokelikeli ho netefatsa boleng ba sehlahisoa le polokeho ea ts'ebetso. |
| Tsamaiso ea Metsi | E ntlafatsa tsamaiso ea ho tsamaisa metsi, e netefatsa maemo a tsitsitseng a khatello le ho fokotsa litšila. |
| Meriana ea meriana | E hloka taolo e nepahetseng ea mocheso le phallo ho boloka botšepehi ba sehlahisoa le litekanyetso tsa polokeho. |
| Phetoho ea Lijo | E bohlokoa bakeng sa ho boloka botšepehi ba sehlahisoa le ho latela melao e thata ea polokeho. |
Ha u khetha valve ea bolo ea polasetiki ea PPR, ho bohlokoa ho tsamaisana le litlhaloso tsa eona le mofuta oa mokelikeli le litlhoko tsa indasteri. Sena ha se netefatse feela katleho empa hape le ho latela litekanyetso tsa taolo. Mekhatlo e kang ASME, API, le ISO e fana ka tataiso ho thusa liindasteri ho khetha li-valve tse finyellang litekanyetso tsa polokeho le ts'ebetso.
| Mokhatlo | Litekanyetso | Tlhaloso |
|---|---|---|
| ASME | ASME B16.34, ASME B16.10, ASME B16.24 | Tsepamisa maikutlo holim'a polokeho, ho tšoarella, le ts'ebetso e nepahetseng ea li-valve. |
| API | API Specification 6D, API Standard 607, API Standard 609 | Ntlafatsa polokeho, ts'ebetso le ts'ebetso e tsitsitseng indastering ea oli le khase. |
| ISO | ISO 6002, ISO 1721, ISO 10631 | Netefatsa boleng, polokeho le katleho ea li-valve lefatšeng ka bophara. |
| EN | EN 593, EN 1349, EN 1983 | Etsa bonnete ba ho lumellana le ho sebelisana ha li-valve 'marakeng oa Europe. |
Ka ho utloisisa litlhoko tsena, basebelisi ba ka khetha valve e sa finyelle litlhoko tsa bona tsa ts'ebetso feela empa hape e khomarela litekanyetso tsa indasteri.
Mabaka a Tikoloho le a Tlhophiso
Tikoloho eo valve e sebetsang ho eona e phetha karolo ea bohlokoa ts'ebetsong ea eona le ho phela nako e telele. Lintho tse kang mocheso, mongobo, le ho pepesehela lik'hemik'hale li ka ama ho tšoarella ha valve. Mohlala, valve ea bolo ea polasetiki ea PPR e loketse libaka tse nang le maemo a mongobo a phahameng hobane e hanana le kutu. Moralo oa eona o bobebe o boetse o etsa hore ho be bonolo ho kenya libakeng tse thata kapa libakeng tse phahameng.
Maemo a ho kenya a bohlokoa ka ho lekana. Li-valve tse sebelisoang libakeng tsa ka ntle li tlameha ho mamella maemo a leholimo a feteletseng, athe tse ka har'a lisebelisoa tsa ka tlung li lokela ho hokahana hantle le liphaephe tse teng. Ho kenngoa ka nepo ho tiisa hore valve e sebetsa hantle 'me e fokotsa kotsi ea ho lutla kapa ho hlōleha.
Ntho e 'ngoe eo ho nahanoang ka eona ke boiketlo ba tlhokomelo. Li-valve tse kentsoeng libakeng tseo ho leng thata ho fihla ho tsona li lokela ho hloka tlhokomelo e fokolang ho fokotsa nako. Sephahla sa bolo ea polasetiki ea PPR se ipabola tabeng ena, se fana ka bophelo bo bolelele ba tšebeletso ka litlhoko tse fokolang tsa tlhokomelo. Ho hanyetsa ha eona ho sekala le ho bola ho matlafatsa ho ts'epahala ha eona, le maemong a thata.
Keletso:Kamehla buisana le litsebi kapa bafani ba thepa ho netefatsa hore valve eo u e khethang e loketse maemo a hau a tikoloho le a ho kenya. Mohato ona o ka boloka nako le ho thibela liphoso tse bitsang chelete e ngata.
Ka ho lekola maemo a tikoloho le a ho kenya, basebelisi ba ka eketsa ts'ebetso le nako ea bophelo ea li-valve tsa bona. Valve e khethiloeng hantle ha e finyelle litlhoko tsa ts'ebetso feela empa e boetse e ikamahanya le tikoloho ea eona, ho netefatsa taolo e tšepahalang ea mokelikeli bakeng sa lilemo tse tlang.
Ho khetha valve ea bolo ea polasetiki ea PPR e nepahetseng ho kenyelletsa ho lekola ho tšoarella, ho lumellana le litšenyehelo. Lintlha tsena li netefatsa ts'ebetso ea nako e telele le katleho. Li-valve tsa PPR li hlahella ka lebaka la ho feto-fetoha ha tsona, li sebetsana le ntho e 'ngoe le e' ngoe ho tloha lits'ebetsong tsa metsi a chesang ho ea ho lipeipi tsa indasteri habonolo.
Malebela a Pro:Ikopanye le morekisi ea tšepahalang kapa setsebi ho fumana valve e phethahetseng bakeng sa litlhoko tsa hau.
LBH
1. Ke tseba joang haeba valve ea bolo ea polasetiki ea PPR e lumellana le tsamaiso ea ka?
Sheba boholo ba valve, khatello le maemo a mocheso. Bapisa tsena le lintlha tsa sistimi ea hau bakeng sa khokahanyo e se nang moeli le ts'ebetso e nepahetseng.
2. Na li-valve tsa bolo ea polasetiki tsa PPR li ka sebetsana le mekhoa ea metsi a chesang?
Ee! Li-valve tsa bolo ea polasetiki tsa PPR li khona ho sebetsana le mocheso ho fihla ho 95 ℃. Li loketse liphaephe tsa metsi a chesang le lisebelisoa tsa ho futhumatsa.
3. Ke eng e etsang hore li-valve tsa bolo ea polasetiki tsa PPR li be molemo ho feta li-valve tsa tšepe?
Li-valve tsa PPR li hanela kutu, li fana ka mohatsela o betere, 'me li bobebe. Likarolo tsena li etsa hore ho be bonolo ho li kenya le ho li boloka ha li bapisoa le li-valve tsa tšepe.
Keletso:Kamehla buisana le mofani oa thepa kapa setsebi ho netefatsa hore e lumellana le kopo ea hau e khethehileng.
Nako ea poso: May-23-2025
