Nɛgɛdaga minnu bɛ kɛ ni nɛgɛdaga ye (DC341X-16 Valve de papillon eccentrique à flange fila) bɛ dilan caman na ( ) .TWS ka bɔgɔdaga)surfacing welding (sɔrɔdasi) min bɛ kɛ. Fɛn minnu bɛ kɛ ka valve surfacing kɛ, olu tilalen don kuluba 4 ye ka kɛɲɛ ni fɛnɲɛnamafagalan suguya ye, n’o ye kobalt-based alloys, nikel-based alloys, iron-based alloys, ani copper-based alloys. O fɛnw bɛ dilan ka kɛ ɛlektrɔdiw ye, ka kɛ fɛn ye min bɛ kɛ ni fɛn ye min bɛ wele ko elektrɔdi, ka kɛ fɛn ye min bɛ kɛ ni fɛn ye min bɛ se ka kɛ fɛn ye min bɛ se ka kɛ fɛn ye min bɛ se ka kɛ fɛn ye min bɛ se ka kɛ fɛn ye min bɛ se ka kɛ fɛn ye min bɛ se ka kɛ fɛn ye.
Valve sealing surface surfacing fɛnw sugandili (DC341X3-10 yeDouble flanged eccentrique papillon valvefarikolo sigilan bololanɛgɛ) bɛ tali kɛ caman na baarakɛcogo funteni na, baara tansiyɔn ni bɔgɔdaga sɔgɔli, walima bɔgɔdaga suguya, sigilan yɔrɔ jɔcogo, sigilan kɛrɛnkɛrɛnnen tansiyɔn ani tansiyɔn kɛrɛnkɛrɛnnen min bɛ se ka sɔn, walima baarakɛda ka dilancogo n’a dilanni cogoya, minɛnw baara seko ani a sanfɛla dilanni seko ni baarakɛlaw ka ɲininiw. Dilancogo ɲuman fana ka kan ka ta, ani sigilan sanfɛla fɛn min sɔngɔ ka dɔgɔ, a dilanni taabolo nɔgɔman ani a dilanni nafa ka bon, o ka kan ka sugandi ka kɛɲɛ ni (D341X3-16 Valv de papillon concentrique à flange filae )valve (valve) ye.
Fɛn minnu bɛ kɛ ka dawolo datugulanw sanfɛla sɔgɔ, olu dɔw cogoya kelen dɔrɔn de bɛ sɔrɔ, walima elekitorode walima welda nɛgɛ walima nɛgɛmugu, o la, sanfɛla dilanni fɛɛrɛ kelen dɔrɔn de bɛ se ka kɛ. Dɔw bɛ dilan ka kɛ sojalanw ye, sojalan walima nɛgɛmuguw cogoya caman na, i n’a fɔ stellite l 6 bɔgɔlan, sojalan fila bɛɛ (D802), sojalan fila bɛɛ (HS111) ani sɔgɔli muguw (PT2102), o kɔfɛ bololabaarakɛlaw ka arc welding, oxy2acetylene flame welding, tungsten argon arc welding, wire feeding plasma arc welding ani mugu plasma arc welding ani fɛɛrɛ wɛrɛw bɛ se ka kɛ ka surfacing welding kɛ. Ni an bɛ dugukolo sanfɛla fɛnw sugandi ka ɲɛsin dawolo datugulan ma, an ka kan ka jateminɛ kɛ sanfɛla dilanni fɛɛrɛ sugandili la ni fɛɛrɛ kɔgɔlenw ye, ni taabolo nɔgɔman ye ani baarakɛda ka baarakɛcogo ɲumanba ye, walasa k’a ka baara kɛcogo ɲuman sabati sigilan sanfɛla dilanni na.
Sigiyɔrɔ ye fɛnba ye min bɛ kɛ ka ɲɛsin fɛnɲɛnamafagalan ma (D371X-10 Wafer butterfly valve), wa a jogo bɛ nɔ bila bɔgɔdaga baara waati la k’a ɲɛsin a yɛrɛ ma. Sugandili ɲuman kɛli fɛn dilannenw dacogo la, o ye fɛɛrɛ nafama dɔ ye min bɛ se ka kɛ sababu ye ka sumanmugu ka baara kɛcogo ɲɛ. Faamubaliya ka kan ka bali valve sirilanw sugandili la.
Miiriyajugu 1: A ka gɛlɛya (D371X3-16C ye) sigilan sanfɛla fɛn ka bon, wa a sɛgɛnbaliya ka ɲi.
Kɔrɔbɔliw y’a jira ko valve sealing surface material ka sɛgɛnbaliya bɛ dɔn ni nɛgɛfɛn microstructure ye. Nɛgɛfɛn dɔw minnu bɛ ni ɔstɛni ye i n’a fɔ matiriyali ani fasa gɛlɛn jɔcogo dɔɔni, olu man gɛlɛn kosɛbɛ, nka u sɛgɛnbaliya ka ɲi kosɛbɛ. Sumaya dasiriyɔrɔ ka gɛlɛn kosɛbɛ walasa a kana jogin ani ka sɔgɔsɔgɔ ni nɔgɔ gɛlɛnw ye minnu bɛ fɛnɲɛnamafagalan kɔnɔ. Fɛn bɛɛ jateminɛna, gɛlɛya hakɛ HRC35~45 bɛnnen don.
Miiriya 2nan : Valve sealing surface material sɔngɔ ka bon, wa a baara ka ɲi.
Fɛn dɔ sɔngɔ ye a yɛrɛ ka jagokɛcogo ye, k’a sɔrɔ fɛn in kɛcogo ye a farikolo cogoya ye, wa jɛɲɔgɔnya wajibiyalen tɛ o fila ni ɲɔgɔn cɛ. Kobalt nɛgɛ min bɛ kobalt-sɛnɛfɛnw na, o bɛ bɔ fɛnw na minnu bɛ na ni u ye jamana wɛrɛw la, wa a sɔngɔ ka bon, o la, kobalt-based alloy fɛnw sɔngɔ ka bon. Kobalt-based alloys bɛ dɔn ni sɛgɛnbaliya ɲuman ye funteni caman na, k’a sɔrɔ ni u kɛra funteni normal ni funteni cɛmancɛ la, u sɔngɔ/baara kɛcogo ka bon kosɛbɛ. Valve sealing surface fɛnw sugandili la, fɛnw ka kan ka sugandi minnu sɔngɔ/baara kɛcogo ka dɔgɔ.
Miiriya 3nan : Ni dawolo datugulan bɛ se ka sɔgɔsɔgɔ ka ɲɛ fɛnɲɛnamafagalan barikama dɔ la, a ka kan ka ladamu fɛnɲɛnamafagalan wɛrɛw la.
Nɛgɛfɛnw ka sɔgɔli kunbɛncogo n’a yɛrɛ ka fɛɛrɛ gɛlɛn don, fɛn dɔ bɛ se ka sɔgɔsɔgɔcogo ɲuman sɔrɔ sɔgɔsɔgɔninjɛ barikama na, wa a cogoyaw bɛ Changé dɔɔnin, i n’a fɔ funteni walima cɛmancɛ hakɛ, sɔgɔsɔgɔninjɛ bɛ Changé. Ni fɛn wɛrɛ min bɛ sɔgɔsɔgɔ, nɔgɔli kunbɛncogo bɛ ɲɔgɔn ta ka tɛmɛ. Nɛgɛfɛnw ka sɔgɔli kunbɛncogo bɛ se ka dɔn dɔrɔn k’a lajɛ ni kɔrɔbɔliw ye, wa cogoya minnu bɛ tali kɛ o la, olu ka kan ka faamuya walasa ka kunnafoni sɔrɔ fɛnw na minnu bɛ tali kɛ u la, wa u man kan ka juru ta fiyentɔya la.
Poste waati: Marisikalo-01-2025
