Phapano ke efe pakeng tsa valve ea serurubele le valve ea ho hlahloba serurubele? Ha ba ntse ba arolelana mabitso a tšoanang 'me ka bobeli ba sebelisa moralo oa mofuta oa disc, mesebetsi ea bona, ts'ebetso le lits'ebetso li fapane haholo.
Li-valve tsa serurubele sa moea, ka moralo oa tsona o bonolo, ts'ebetso ea tsona e potlakileng, le ho baballa litšenyehelo, li fetohile karolo ea bohlokoahali ea liphaephe tsa sejoale-joale.
Tekanyetso ena e phatlalalitsoe ke BSI mme e hokahana le litekanyetso tsa Europe (EN), e fana ka moralo o felletseng oa moralo, lisebelisoa, boholo, tlhahlobo le ts'ebetso ea li-valve tsa serurubele.
Sengoliloeng sena se hlahloba liphapano tsa bohlokoa, melemo, mathata, le ts'ebeliso ea li-valve tsa serurubele sa lug le habeli ho tataisa ts'ebetso ea hau ea ho etsa liqeto.
- Pontšo: Pontšo ea Valve ea Indasteri
- Sebaka: Centro Citibanamex
Nomoro ea Boemo: A231
- Letsatsi: 2-4, Sep
• Ketsahalo: ECWATECH 2025
• Matsatsi: September 9–11, 2025
• Booth: 8C8.6
• Sebaka: Setsi sa Lipontšo sa Machaba sa Crocus Expo, Moscow, Russia
Kakaretso ea bophara ba li-valve tsa serurubele tse nang le mekhoa e fapaneng ea khokahanyo le mefuta ea meralo, e ipapisitseng le maemo a tloaelehileng a indasteri le mekhoa ea ts'ebeliso. Kaha bophara bo itseng ba bophara bo ka fapana ho latela moetsi le boemo ba ts'ebeliso (joalo ka boemo ba khatello, mofuta o mahareng, joalo-joalo), sengoloa sena se fana ka data bakeng sa li-valve tsa zfa.
Belofo ea serurubele ke belofo ea kotara. E sebelisoa ho laola kapa ho arola phallo ea mokelikeli liphaepheng. Butterfly valve le ka lebaka la moralo oa eona o bonolo le ts'ebetso e sebetsang hantle le ka mekhahlelo eohle ea bophelo.
Tšimoloho ea lebitso la valve ea serurubele: lepheo la valve le bōpehile joaloka serurubele 'me le bitsoa joalo.
Har'a mefuta e fapaneng ea li-valve tsa serurubele, li-valve tsa serurubele tse sebetsang hantle (HPBV) le li-valve tsa serurubele tse concentric ke meralo e 'meli e atileng haholo. Papiso ena e tla felisa liphapang pakeng tsa tse peli ho tloha mahlakoreng a mangata ho hlakisa karolo ea bona likopong tsa indasteri le tsa masepala.
Ho lutla ha valve ea butterfly, ho rarolla mathata ana ho hloka motsoako oa ho khetha valve e nepahetseng, ho kenya ka hloko, tlhokomelo ea kamehla, le ts'ebetso ea tsamaiso. Ka ho khetha lisebelisoa tse loketseng kopo, ho latela litataiso tsa ho kenya le ho beha leihlo maemo a ts'ebetso, basebelisi ba ka fokotsa haholo kotsi ea ho lutla.
Mefuta e fapaneng ea lisebelisoa tsa setulo sa li-valve li na le thepa e fapaneng ea 'mele le ea lik'hemik'hale' me li loketse maemo a fapaneng a ho sebetsa. Sehloohong sena, re ithuta haholo le ho bapisa mefuta ea mantlha, ts'ebetso le ts'ebeliso ea litulo tsa li-valve tsa elastic.
Sehloohong sena, re tla hlahloba baetsi ba li-valve tsa lirurubele tse 7 tse phahameng ka ho fetisisa Chaena 'me re etse tlhahlobo e qaqileng ho tloha likarolong tsa setifikeiti le mangolo a thuto, boleng ba sehlahisoa, bokhoni ba tlhahiso le phano, tlhōlisano ea theko, bokhoni ba theknoloji, tšebeletso ea ka mor'a thekiso, le botumo ba 'maraka.
Tlhahlobo e tebileng ea liphapang lipakeng tsa litekanyetso tsa API 607 le API 608, ho tseba lintlha tsa mantlha tsa khetho ea li-valve tsa indasteri, ho kenyelletsa le litlhoko tsa morao-rao tsa tlhahlobo le litataiso tsa ho latela.
Belofo ea serurubele ke sesebelisoa se laolang phallo ea phaephe. E laoloa ka ho potoloha disc ka kotara. Hangata li sebelisoa lits'ebetsong moo li koalang kapele.
Hoa tsebahala hore li-valve tsa serurubele li sebetsa hantle haholo, li kopane ka moralo ebile li na le litšenyehelo tse ngata, kahoo li sebelisoa haholo liindastering tse sa tšoaneng. Leha ho le joalo, joalo ka karolo efe kapa efe ea mochini, li-valve tsa serurubele le tsona li ka hloleha. Ho hloleha ho arotsoe ka congenital le ho fumanoa.
Ho na le phapang e totobetseng pakeng tsa sehlopha sa A serurubele valve le sehlopha sa B serurubele ka sebopeho. Sehlopha sa A li-valve tsa serurubele ke "concentric", li-valve tsa sehlopha sa B ke mofuta oa "offset".
Ho fetola litiiso tsa rabara holim'a li-valve tsa serurubele ke ts'ebetso e rarahaneng e hlokang tsebo ea theknoloji, ho nepahala le lisebelisoa tse nepahetseng ho netefatsa hore ts'ebetso ea valve le botšepehi ba ho tiisa li lula li tiile. Tataiso ena e tebileng bakeng sa litsebi tsa tlhokomelo ea li-valve le litsebi e fana ka litaelo tse qaqileng, mekhoa e metle, le malebela a ho rarolla mathata.
Re thabela ho phatlalatsa hore k'hamphani ea rona e tla be e bonts'a lihlahisoa tsa rona tsa morao-rao le mekhoa e mecha pontsong e tummeng ea R22, FENASAN, e tla tšoaroa ho tloha ka la 22 Mphalane ho isa la 24 Mphalane 2024.
Boima ba valve ea serurubele bo bohlokoa bakeng sa moralo o akaretsang oa sistimi. E ama ho kenya, ho lokisoa, le katleho ea tsamaiso ka kakaretso. E tsebahala ka moralo oa eona o kopaneng le taolo e sebetsang ea phallo.
Li-valve tsa serurubele tse sebetsang hantle haholo li ntlafatsa karolo ea bohlokoa ea li-valve tsa serurubele lits'ebetsong tsa indasteri. Li-valve tsena li khona ho laola ho phalla ha maro.
Re fana ka memo e mofuthu ho uena ho ba teng pontšong e tlang ea WASTETECH/ECWATECH,8E8.2 IEC Crocus Expo, Moscowho10-12 Loetse 2024.
Utloisisa hore na li-valve tsa serurubele li laola phallo ea mokelikeli joang ka diski e potolohang. Lekola litharollo tsa ZFA tse sa sebetseng hantle, tsa tlhokomelo e tlase bakeng sa litsamaiso tse kholo tsa mokelikeli.
Mosebetsi oa motheo oa valve ea serurubele ke ho hokahanya kapa ho khaola ho potoloha ha mochine oa liphaephe, ho fetola tsela ea phallo ea serurubele, ho fetola khatello le ho phalla ha serurubele, le ho beha li-valve tse sa tšoaneng, tse kholo le tse nyenyane, tsamaisong. Ho tseba ho lekanya boholo ba valve ea serurubele ho ka thibela ho se sebetse hantle le liphoso tse theko e boima.
Ts'ebetso ea ho kenya valve ea serurubele e kenyelletsa mehato e mengata ea bohlokoa. Ho hloekisa pele ho ho kenya, ho lumellana hantle, ho lokisa le ho hlahloba ho qetela ho netefatsa ts'ebetso e nepahetseng.
Ts'ebetso ea ho kenya valve ea serurubele e kenyelletsa mehato e mengata ea bohlokoa. Ho hloekisa pele ho ho kenya, ho lumellana hantle, ho lokisa le ho hlahloba ho qetela ho netefatsa ts'ebetso e nepahetseng.
Lik'hamphani tsena tse ka boroa li lebisitsoe libakeng tsa Jiangsu, Zhejiang, Shanghai, haholo-holo li hlahisa li-valve tsa heke tse tiisitsoeng ka thata, ha leboea li le libakeng tsa Beijing, Tianjin, Hebei, haholo-holo li hlahisa li-valve tsa heke tse tiisitsoeng ka bonolo.
Sengoliloeng sena se tla hlahisa mefuta e fapaneng ea li-valve tsa cheke le lintlha tse mabapi le litaelo tsa tsona tsa ho kenya ka botlalo.
Papisong ena e akaretsang, re tla shebisisa moralo, melemo, mathata le ts'ebeliso ea li-valve tsena tse peli.
Sehlooho sena se tla tšohla phapang pakeng tsa li-valve tsa serurubele le li-valve tsa heke ka ho qaqileng ho tloha likarolong tsa molao-motheo, sebopeho, litšenyehelo, nako e telele, taolo ea phallo, ho kenya le tlhokomelo.
haeba tumello ea phala e lekanyelitsoe mme khatello e le tlase, DN≤2000, re khothaletsa valve ea serurubele sa wafer;Haeba ho tlosoa ha pipe ho lekane 'me khatello e le bohareng kapa e tlaase, DN≤3000, valve ea flange butterfly e buelloa.
Haeba mocheso o phahame ka ho khetheha 'me ho se na likaroloana tse kholo, u ka khetha valve ea serurubele se tiisitsoeng ka thata-thata.Ho seng joalo, ka kopo khetha valve ea serurubele se koalang ka litheko tse ngata.
Sehloohong sena, re tla shebana le mohopolo oa tekanyo e phahameng ea khatello eo valve ea serurubele e ka e mamellang, le ho ithuta phello ea khatello e lekantsoeng ho tsoa likarolong tse kang moralo oa li-valve tsa serurubele, thepa, ho tiisa, joalo-joalo.
Haeba mocheso o phahame ka ho khetheha 'me ho se na likaroloana tse kholo, u ka khetha valve ea serurubele se tiisitsoeng ka thata-thata.Ho seng joalo, ka kopo khetha valve ea serurubele se koalang ka litheko tse ngata.
Ts'ebetso ea kopano ea valve ea serurubele ke mokhoa o bonolo empa o rarahaneng. Ke feela ha mohato o mong le o mong o etsoa ka hloko moo valve ea serurubele e ka sebetsang ka mokhoa o tloaelehileng. E latelang ke tlhaloso e khuts'oane ea ts'ebetso ea kopano ea li-valve tsa serurubele.
Litokiso tsa li-valve tsa butterfly li ka fapana ho latela mofuta oa tšenyo kapa ho hloleha. E ka aroloa ka tlhokomelo, tokiso e akaretsang le tokiso e boima.
Nako ea ho bula le ho koala ha valve ea serurubele e amana le lebelo la ketso la actuator, khatello ea mokelikeli le lintlha tse ling.
t=(90/ω)*60,
Belofo ea heke ke belofo e sebelisetsoang HO PULA le HO TOMA ho phalla ha mokelikeli phaepheng. E bula kapa e koala valve ka ho phahamisa heke ho lumella kapa ho thibela ho phalla ha mokelikeli. E lokela ho totobatsoa hore valve ea heke e ke ke ea sebelisoa bakeng sa taolo ea phallo.
Ho na le mefuta e mengata ea li-valve tsa li-valve tsa serurubele ho latela tšebeliso ea li-valve tsa serurubele, boholo bo tloaelehileng ba li-valve tsa serurubele bakeng sa li-stocks bo tsoa ho DN50-DN600, kahoo re tla hlahisa li-valve discs ho ea ka boholo bo sebelisoang kamehla.
Liphapang, melemo le bofokoli ba valve ea serurubele le valve ke efe?Sehloohong sena, re e sekaseka ho tsoa likarolong tsa sebopeho, molao-motheo, boholo ba tšebeliso le ho tiisa.
Indasteri ea li-valve ea Chaena haesale e le e 'ngoe ea liindasteri tse etelletseng pele lefatšeng. 'Marakeng ona o moholo, ke lik'hamphani life tse hlahelletseng le ho ba tse leshome tse holimo indastering ea li-valve tsa China?
Haholo-holo e itšetlehile ka boemo ba ho khutsa. Li-valve tsa ho hlahloba ho khutsisa feela li felisa lerata le ho fokotsa lerata. Li-valve tsa ho hlahloba tse khutsitseng li ka sireletsa le ho khutsisa molumo ha li sebelisoa.
khatello ea teko> khatello ea lebitso> khatello ea moralo> khatello ea ho sebetsa.
Molao-motheo o sebetsang oa valve ea serurubele sa motlakase ke ho khanna sesebelisoa sa phetisetso ka koloi ho potoloha poleiti ea valve, ka hona ho fetola sebaka sa mocha oa mokelikeli 'meleng oa valve le ho laola phallo.
Ho latela lipatlisiso le tlhahlobo, kutu ke e 'ngoe ea lintlha tsa bohlokoa tse bakang tšenyo ea li-valve tsa serurubele.
Ka hona, phekolo ea ho roala ka holim'a 'mele oa li-valve le poleiti ea li-valve ke mokhoa o sireletsehileng ka ho fetisisa oa ho sireletsa khahlanong le kutu sebakeng sa ka ntle.
Litiiso tse thata li entsoe ka tšepe, joalo ka li-gaskets tsa tšepe, mehele ea tšepe, joalo-joalo, 'me ho tiisa ho finyelloa ka ho ferekana pakeng tsa tšepe. Litiiso tse bonolo li entsoe ka thepa ea elastic, joalo ka rabara, PTFE, jj.
Li-valve tsa China tse ntseng li eketseha li romelloa linaheng tse fapaneng ho pota lefatše, 'me joale bareki ba bangata ba tsoang linaheng tse ling ha ba utloisise bohlokoa ba nomoro ea valve ea Chaena, kajeno re tla u isa kutloisisong e itseng, tšepo e ka thusa bareki ba rona.
Ho khetha pakeng tsa mefuta ena e 'meli ea li-valve tsa serurubele ho itšetlehile ka litlhoko tse khethehileng tsa kopo, ho kenyelletsa le mathata a sebaka, litlhoko tsa khatello, khafetsa ea tlhokomelo, le lintlha tsa tekanyetso.
Ho ea ka foromo ea khokahanyo ea flange, 'mele oa li-valve tsa serurubele o arotsoe haholo-holo ka: mofuta oa sephaphatha sa A, mofuta oa wafer LT, flange e le 'ngoe, flange e habeli, U mofuta oa flange.
Mofuta oa Wafer A ke sehokelo sa lesoba le se nang likhoele, LT mofuta oa 24" kaholimo ho lintlha tse kholo hangata o sebelisa matla a betere a mofuta oa U-mofuta oa li-valve ho hokahanya likhoele, pheletso ea phala e hloka ho sebelisa mofuta oa LT.
Valofo ea bolo e nang le V e na le kou e nang le sebopeho sa V ka lehlakoreng le leng la mokokotlo oa hemispherical valve.
Phallo ea mocha oa phallo ea valve ea bolo e nang le sebōpeho sa O e pota-potile, ho hanyetsa ha eona ho phalla ho nyenyane, 'me lebelo la ho fetola le potlakile.
Sehloohong se fetileng, re buile ka li-valve tsa heke le tsa globe, kajeno re fetela ho li-valve tsa serurubele le li-valve tsa ho hlahloba, tse atisang ho sebelisoa ho hloekisa metsi.
Belofo ke sesebelisoa sa taolo ea phaephe ea mokelikeli. Mosebetsi oa eona oa mantlha ke ho hokahanya kapa ho khaola ho potoloha ha sephaephe sa phaephe, ho fetola tsela ea phallo ea seaplane, ho lokisa khatello le phallo ea mahareng, le ho beha li-valve tse fapaneng, tse kholo le tse nyane, tsamaisong. Tiisetso ea bohlokoa bakeng sa ts'ebetso e tloaelehileng ea phala le lisebelisoa.
Li-coefficients tsa phallo ea li-valve (Cv, Kv le C) tsa mekhoa e fapaneng ea li-unit ke li-valve tsa taolo tlas'a khatello e tsitsitseng e fapaneng, boholo ba metsi a potolohang ka nako ea nako ha valve ea ho laola e bulehile ka ho feletseng, Cv, Kv le C ho na le kamano pakeng tsa Cv = 1.156Kv, Cv = 1.167C. Sengoliloeng sena se arolelana tlhaloso, yuniti, phetoho le ts'ebetso e felletseng ea tlhahiso ea Cv, Kv le C.
Setulo sa valve ke karolo e ka tlosoang ka hare ho valve, karolo ea bohlokoa ke ho tšehetsa poleiti ea valve e bulehile ka ho feletseng kapa e koetsoe ka ho feletseng, 'me e etsa motlatsi oa ho tiisa. Hangata, bophara ba setulo ke boholo ba caliber ea valve. Lisebelisoa tsa setulo sa li-valve tsa butterfly li pharaletse haholo, lisebelisoa tse sebelisoang hangata ke ho tiisa EPDM, NBR, PTFE, le lisebelisoa tsa tšepe tse thata tse tiisang carbide. Ka mor'a moo re tla hlahisa ka bonngoe ...
Ho hlahloba valve ho bolela likarolo tse bulang le tse koalang bakeng sa valve e chitja, 'me li itšetlehile ka boima ba tsona le khatello ea mecha ea litaba ho hlahisa ketso ea ho thibela ho khutlela morao ha valve. Lebelo la ho hlahloba ke valve ea othomathike, e tsejoang hape ka hore ke cheque valve, valve ea tsela e le 'ngoe, valve e sa khutleng kapa valve ea ho itšehla thajana.
Li-valve tsa ho hlahloba li-waferLi boetse li tsejoa e le li-valve tsa backflow, li-valve tsa backstop, le li-valve tsa backpressure. Mefuta ena ea li-valve e buloa le ho koaloa ka mokhoa o ikhethileng ka matla a hlahisoang ke phallo ea seaplane ka boeona ka har'a liphaephe, tsa mofuta oa mofuta oa othomathike.
Butterfly valve ka lebaka la boholo ba eona e nyenyane le sebopeho se bonolo, e se e le e 'ngoe ea li-valve tse sebelisoang ka ho fetisisa indastering, ho feta ho sebelisoa matla a motlakase oa metsi, ho nosetsa, ho haha metsi a haha le drainage, boenjiniere ba masepala le lisebelisoa tse ling tsa liphaephe, tse sebelisetsoang ho khaola kapa ho buisana le phallo ea phallo ea phallo ea mecha ea phatlalatso ho sebelisoa. Ebe valve ea serurubele ha ho sebelisoa mathata a hlokang tlhokomelo le tharollo ho seo, kajeno re tla ba se tobileng ho se utloisisa.
Li-valve tsa liheke tse bonolo le li-valve tsa heke tse tiileng ke lisebelisoa tse sebelisoang hangata bakeng sa ho laola le ho thibela phallo, ka bobeli li na le ts'ebetso e ntle ea ho tiisa, mefuta e mengata ea ts'ebeliso, 'me ke e' ngoe ea lihlahisoa tseo bareki ba li rekang ho feta. Li-novices tse ling tsa ho reka li ka 'na tsa labalabela ho tseba, tse tšoanang le valve ea heke, phapang e khethehileng pakeng tsa bona ke efe
Tekanyetso ea AWWA ke The American Water Works Association e qalileng ho phatlalatsa litokomane tsa tumellano ka 1908. Kajeno, ho na le litekanyetso tse fetang 190 tsa AWWA. Ho tloha mohloling ho ea polokelong, ho tloha kalafo ho isa ho ajoa, Melao ea AWWA e akaretsa lihlahisoa le lits'ebetso tse amanang le libaka tsohle tsa kalafo le phepelo ea metsi. AWWA C504 ke ea moemeli ea tloaelehileng, ke mofuta oa setulo sa serurubele sa rubble seat
Li-valve tsa serurubele tse boholo bo boholo hangata li bua ka li-valve tsa serurubele tse bophara bo boholo ho feta DN500, hangata li kopantsoe ke li-flanges, li-wafers. Ho na le mefuta e 'meli ea li-valve tsa serurubele tse bophara bo boholo: li-valve tsa serurubele tse bohareng le li-valve tsa serurubele tse sa bonahaleng.
Lintho tse tharo tse ikhethang tsa Triple Eccentric Butterfly Valve li bua ka:
Eccentricity ea pele: shaft ea valve e fumaneha ka morao ho poleiti ea valve, e lumellang tiisoring Ring ho pota-potile setulo sohle seo motho a kopanang le sona.
Eccentricity ea bobeli: spindle e theohile ka mahlakoreng ho tloha ho center mola oa 'mele oa valve, o thibelang ho kena-kenana le ho bula le ho koala ha valve.
Eccentricity ea boraro: setulo e fokotsa ho tloha moleng o bohareng oa shaft ea valve, e felisang khohlano pakeng tsadisc le setulo nakong ya ho kwala le ho bula.
The double eccentric butterfly valve e reheletsoe ka libopeho tsa eona tse peli tse eccentric. Joale sebopeho sa double eccentric se joang?
Seo ho thoeng ke habeli eccentric, eccentric ea pele e bua ka shaft ea valve e tsoang bohareng ba sebaka sa ho tiisa, ho bolelang hore kutu e ka morao ho sefahleho sa poleiti ea valve. Boiketlo bona bo etsa hore bokaholimo ba poleiti ea valve le setulo sa valve e be sebaka se koalang, se hlolang bofokoli ba tlhaho bo teng ho li-valve tsa serurubele tse concentric, ka hona ho felisa monyetla oa ho lutla ka hare mateanong a ka holimo le a tlase lipakeng tsa shaft le setulo sa valve.
Butterfly valve, eo hape e bitsoang flap valve, ke sebopeho se bonolo sa valve ea tokiso, e ka sebelisoang liphaepheng tsa khatello e tlase ho koala phallo. Ho potoloha ho potoloha shaft ea valve ho fihlella ho bula le ho koala valve.
Ho ea ka mefuta e fapaneng ea khokahano, e ka aroloa ka belofo ea serurubele sa serurubele, belofo ea serurubele sa lug, belofo ea serurubele sa flange, belofo ea serurubele e cheselitsoeng, valafo ea serurubele ea serurubele, belofo ea serurubele ea clamp, joalo-joalo. Har'a mefuta e sebelisoang haholo ea ho hokahanya ke valve ea serurubele sa serurubele le valve ea lug butterfly.
The pneumatic butterfly valve e entsoe ka pneumatic actuator le valve ea serurubele. Air actuated butterfly valve e sebelisa moea o hatelletsoeng e le mohloli oa matla ho khanna kutu ea valve le ho laola ho potoloha ha disc ho potoloha shaft ho bula le ho koala valve.
Ho ea ka sesebelisoa sa moea se ka aroloa ka belofo e le 'ngoe ea pneumatic butterfly le belofo ea serurubele se sebetsang habeli.
Zhongfa Valve ke moetsi ea hloahloa oa likarolo tsa li-valve tsa serurubele le li-valve tsa serurubele, tse thehiloeng ka 2006, tse fanang ka lihlahisoa tsa li-valve le likarolo tsa serurubele linaheng tse fetang 20 lefatšeng, ka mor'a moo, Zhongfa Valve e tla hlahisa kenyelletso e qaqileng ea likarolo tsa li-valve tsa serurubele.
Li-valve tsa serurubele ke lelapa la li-valve tsa ho sisinyeha ha kotara tse sebelisoang liphaepheng, hangata li aroloa ka kaho le khokahano. ZFA ke e 'ngoe ea baetsi ba li-valve tsa serurubele tse tummeng, baetsi ba li-valve tsa serurubele sa flange, le baetsi ba li-valve tsa lirurubele tsa lug China.
Mefuta ka Kgokelo, ke mefuta e mene.
Sekhahla sa ZFA's li-valve tsa serurubele tsa motlakaseli arotsoe ka mekhahlelo e 'meli e latelang: li-valve tsa serurubele se bohareng le li-valve tsa serurubele sa eccentric, tseo har'a tsona li-valve tsa serurubele se bohareng li arotsoeng hape ka li-valve tsa serurubele, li-valve tsa serurubele sa lug le li-valve tsa serurubele sa flange.
Li-valve tsa serurubele tsa motlakase li bokelloa ho tsoa ho li-valve tsa serurubele le lisebelisoa tsa motlakase. E sebelisoa haholo ho petroleum, lik'hemik'hale, matla a motlakase, metallurgy, lijo, meriana, masela, pampiri le liindasteri tse ling. Hangata lintho tse sebelisoang ke khase ea tlhaho, moea, mouoane, metsi, metsi a leoatle le oli. Li-valve tsa serurubele tse tsamaisoang ka enjene li sebelisoa ho laola phallo le ho khaola lipeipi tsa indasteri.
Re ka fana ka mefuta e latelang ea li-valve tsa serurubele tsa API609:
Ho latela khokahano, re na lebelofo ea serurubele sa flange habeli,serurubele valvelelug serurubele valve;
Ho ea ka thepa, re ka fana ka thepa ea tšepe ea ductile, thepa ea carbon steel, thepa ea tšepe e sa hloekang, lisebelisoa tsa koporo, lisebelisoa tsa tšepe tse kholo tse peli;
Ho latela ts'ebetso, re ka fana ka valve ea API609 ea serurubele e nang le 'mele oa ho lahla le' mele oa welding.
PTFE Lining Valve e tsejoang hape ka hore ke li-valve tsa fluorine lined corrosion resistant valves, ke polasetiki ea fluorine e bōpiloeng ka har'a lebota le ka hare la likarolo tsa tšepe kapa karolo ea tšepe kapa bokaholimo ba kantle ba likarolo tse kahare tsa belofo. Li-plastiki tsa fluorine mona haholo-holo li kenyelletsa: PTFE, PFA, FEP le tse ling. FEP lined butterfly, teflon coated butterfly valve le FEP lined butterfly valve hangata li sebelisoa mecheng ea litaba e matla e senyang.
Li-valve tsa rona tsa serurubele li lumellana le maemo a machaba a li-valve a ASTM, ANSI, ISO, BS, DIN, GOST, JIS, KS joalo-joalo. Size DN40-DN1200, khatello ea lebitso: 0.1Mpa ~ 2.5Mpa, mocheso o loketseng: -30 ℃ ho 200 ℃.
Re romella haholo linaheng tse 22 tse kang US, Russia, Canada, Spain joalo-joalo.
n dipehelo tsa lintho tse bonahalang, tšepe e sa hloekangli-valve tsa serurubeleli fumaneha ka SS304, SS316, SS304L, SS316L, SS2205, SS2507, SS410, SS431, SS416, SS201, Mabapi le sebopeho, li-valve tsa tšepe tse sa hloekang tsa serurubele li fumaneha ka mela ea centric le eccentric. Li-valve tsa serurubele sa centric line li entsoe ka tšepe e sa hloekang bakeng sa 'mele oa valve, poleiti ea valve le shaft, le EPDM kapa NBR bakeng sa setulo sa valve, Li etselitsoe haholo-holo bakeng sa taolo ea phallo le taolo ea mecha ea phatlalatso e senyang, haholo-holo li-acid tse sa tšoaneng tse matla, tse kang sulfuric acid le aqua regia.