Karolo ea bohlokoa ke karolo ea bohlokoa ea valve eohle, sepheo sa eona se seholo ke ho thibela ho tsoa,valveKe mokhatlo o tiisitsoeng o kopaneng, ke kopanong ea tiiso ka ho toba le bohareng ka pepeng le ho thibela mahareng hore o se ke oa phalla. Ha valeve e ntse e sebelisoa, ho na le mecha ea litaba ka pepeng, ka metsi, khase, mecha ea methapo ea li-colves e fapaneng.
TWSValvee hopotsa hore lisebelisoa tsa li-til tse Valven li ka aroloa ka mekhahlelo e 'meli, lisebelisoa tsa tšepe le lisebelisoa tse senang tšepe. Lithapo tsa senotlolo tsa tšepe hangata li sebelisoa likopaneng ka mocheso o tloaelehileng le khatello, ha litiiso tsa tšepe li na le libaka tse pharaletseng. khatello e phahameng.
Raba rabara le boreleli ho feta rabara ea tlhaho ho latela hama ha oli, mocheso oa mocheso le khatello ea kutlo. Ka kakaretso, mocheso o sebetsang oa rabara ea synthetic ke t≤150°C, rabara ea tlhaho ke t≤60°C, rabara e sebelisoa bakeng sa ho tiisoa ha vala ea GLOR, li-valves tsa date, li-valves tsa diaphrag, sheba li-valves le li-valves tse ling tse nang le khatello ea maikutlo pn≤1La.
2. Nylon
Nylon e na le litšobotsi tsa litlolo tse nyane tse lekaneng le likhang tse ntle tsa kopora. Nylon e sebelisoa haholo bakeng sa valves ea bolo le valves e kholo ka mocheso o t≤90°C le lebitso la "lebitso≤32Ma.
PTFE e sebelisoa haholo bakeng sa valves e kholo, li-valves tsa Gate, li-valve tsa bolo, jj. Ka mocheso o le mocheso≤232°C le motho ea makatsang pn≤6.4La.
4. Impest ea Iron
Letlotlo le sebelisetsoa tšepe ea Gate Valive, valves e kholo, li-valves tsa plug, jj. Bakeng sa mocheso t≤100°C, nominal khatello pn≤1.6La, khase le oli.
5. Babbit Alloy
Babbit Alloy e sebelisoa bakeng sa ammonia globe valve ea mocheso o nang le mocheso oa T-70 ~ 150℃le khatello ea tlhaho pn≤2.5mpa.
6. Copper Alloy
Lisebelisoa tse sebelisoang hangata tsa litefiso tsa koporo ke li-bronze le 58-2 8-2-2 manganese brabos. Copper Alloy o na le bothata ba ho hanyetsa mme o loketse metsi le mouoane ka mocheso o t≤200℃le khatello ea tlhaho pn≤1.6La. Hangata e sebelisoa libakeng tsa Gate, li-valves tsa GLOB, sheba Valive, Plug Valis, jj.
7. Tel steins stetel
Liraloana tse sebelisoang tsa chromium steel ke 2cr13 le 3cr13, tse hatisitsoeng ebe li loantšana le maikutlo. Hangata e sebelisoa ka li-valve tsa metsi, mouoane le peterole e nang le mocheso o t≤450℃le khatello ea tlhaho pn≤32Ma.
8. Chrome-nickel-titanium stainle
Sehlopha se sebelisoang khafetsa se sebelisoang ho Chromium-Nickel-Titanium stainless Steanon Stain, se nang le khatello ea maikutlo le ho hanyetsa mocheso. E loketse mouoane le mecha ea litaba ka mocheso o t≤600°C le motho ea makatsang pn≤6.4mpa, 'me e sebelisoa bakeng sa likokoana tsa lihola, li-valves tsa bolo, jj.
9. Khoele
Sehlopha se sebelisitsoeng hangata se sebelisetsoang tšepe ke 383 tšubuhlelo, e nang le corrace ea ho loantšana le ho hanyetsa ho ts'oara kalafo ka mor'a kalafo. Hangata e sebelisoa ka har'a seteishene sa moea sa Heke ea Gate ea Heke e nang le mocheso o holimo≤540℃le khatello ea tlhaho pn≤10Ma.
10. Bonisizing
Ho bonya ho sebetsana ka kotloloho ho sebetsana le sethala sa 'mele oa Valve kapa' mele oa disc, ebe o etsa kalafo ea lipalesa. Potoloho e tsieleho e na le bothata ba ho roala. Bakeng sa seteishene sa seteishene sa matla
Ha valve e ntse e sebelisoa, litaba tse lokelang ho ela hloko li tjena:
1. Ts'ebetso ea tiiso ea valve e lokela ho hlahlojoa ho netefatsa ts'ebetso ea eona.
2. Lekola hore na ho na le bokaholimo ba valve ho apesoa, 'me u lokise ho ea ka boemo.
Nako ea poso: Jan-04-2023
