Valve sealing ye valve bɛɛ yɔrɔ nafamaba ye, a kunba ye ka bɔgɔdaga bali,a bɛ kɛ fɛn ye min bɛ wele ko valvesigilan sigilan bɛ wele fana ko sigilan bololanɛgɛ, o ye jɛkulu ye min bɛ ɲɔgɔn sɔrɔ tigitigi ni fɛnɲɛnamafagalan ye pibiliki kɔnɔ ani ka fɛnɲɛnamafagalan bali ka woyo. Ni bɔgɔdaga bɛ baara la, fɛn suguya caman bɛ kɛ pibiliki kɔnɔ, i n’a fɔ jilama, gazi, tulu, fɛn minnu bɛ sɔgɔsɔgɔ, a ɲɔgɔnnaw, wa bɔlɔn suguya caman sigilanw bɛ kɛ yɔrɔw la minnu tɛ kelen ye, wa u bɛ se ka ladamu fɛnɲɛnamafagalan suguya caman na.
TWSValveb’aw hakili jigin ko valve sigilanw fɛnw bɛ se ka tila kulu fila ye, n’o ye nɛgɛfɛnw ye ani nɛgɛfɛnw tɛ minnu na. A ka c’a la, nɛgɛdaga minnu tɛ nɛgɛ ye, olu bɛ kɛ pibilikiw kɔnɔ funteni ni tansiyɔn bɛnnen na, ka sɔrɔ nɛgɛdaga minnu bɛ kɛ ka caya, wa u bɛ se ka kɛ ni funteni caman ye. degunba ka bon.
Lastikuw dilannen ka fisa ni lamini nafama ye tulu tali, funteni kɛlɛli ani sɔgɔli kunbɛnni siratigɛ la. A ka c’a la, lastikuw sintetiki baarakɛcogo funteni ye t≤ ye150 ye°C, lastikuw nafama ye t≤ ye60°C, ani lastikuw bɛ kɛ ka globule valves, gate valves, diaphragme valves, butterfly valves, check valves, pinch valves ani valve wɛrɛw datugu ni tansiyɔn tɔgɔlama PN ye≤ ye1MPa ye.
2. Nilon (Nylon) ye
Nilon bɛ ni sɔgɔsɔgɔninjɛ hakɛ fitinin ye ani a bɛ se ka sɔgɔsɔgɔ koɲuman. Nilon bɛ kɛ ka caya bololabaarakɛminɛnw ni globo bɔlɔnw na minnu funteni t≤ ye90°C ani tansiyɔn tɔgɔlama PN≤ ye32MPa ye.
3. Politetrafluoroéthylène (Politetrafluoroéthylène) ye
PTFE bɛ kɛ ka caya globe valves, gate valves, ball valves, a ɲɔgɔnnaw ni funteni t≤ ye232. Ɲɛjirali dɔw°C ani tansiyɔn tɔgɔlama dɔ PN≤ ye6,4MPa ye.
4. Nɛgɛdaga
Nɛgɛ min bɛ kɛ ka da wuli, globo da, plug, a ɲɔgɔnnaw bɛ kɛ ka funteni t≤ ye100 ye°C, tansiyɔn tɔgɔlama PN≤ ye1,6MPa, gazi ni tulu.
5. Babbitt ka sɔgɔsɔgɔninjɛ
Babbitt alloy bɛ kɛ ka amoniyɔmu globe valve ni funteni t-70 ~ 150°C yeani tansiyɔn tɔgɔlama PN≤ ye2,5MPa ye.
6. Kupu sɔgɔlen
Fɛn minnu bɛ kɛ ka caya nɛgɛso la, olu ye 6-6-3 tintin nɛgɛ ye ani 58-2-2 manganɛsi nɛgɛ ye. Kupu sɔgɔlen bɛ sɛgɛn ka ɲɛ, wa a bɛnnen don ji ni watara ma ni funteni t≤ ye200 ye°C yeani tansiyɔn tɔgɔlama PN≤ ye1,6MPa ye. A ka c’a la, a bɛ kɛ gate valvew la, globe valvew la, check valvew la, plug valvew la, a ɲɔgɔnnaw.
7. Kɔrɔmu nɛgɛ inox
Kɔrɔmu nɛgɛ suguya minnu bɛ kɛ ka caya, olu ye 2Cr13 ani 3Cr13 ye, minnu fagara ka u sumaya, wa u bɛ se ka sɔgɔsɔgɔ ka ɲɛ. A ka teli ka kɛ ji, watara ani petoroli valvew kan ni funteni t≤ ye450 ye°C yeani tansiyɔn tɔgɔlama PN≤ ye32MPa ye.
8. Kɔrɔmu-nikɛri-titaniyɔmu nɛgɛ min tɛ sɔgɔ
Kɔrɔmu-nikɛri-titaniyɔmu nɛgɛ suguya min bɛ kɛ ka caya, o ye 1Cr18Ni9ti ye, min bɛ se ka sɔgɔsɔgɔ ka ɲɛ, a bɛ se ka sɔgɔsɔgɔ ani ka funteni kɛlɛ. A bɛnnen don watara ni fɛn wɛrɛw ma minnu funteni ye t≤ ye600 ye°C ani tansiyɔn tɔgɔlama dɔ PN≤ ye6.4MPa, wa a bɛ kɛ globe valvew, ball valves, a ɲɔgɔnnaw kama.
9. Nitirili nɛgɛ
Nitirili nɛgɛ suguya min bɛ kɛ ka caya, o ye 38CrMoAlA ye, min bɛ se ka sɔgɔsɔgɔ ka ɲɛ ani ka sɔgɔsɔgɔ ka ɲɛ karɔbɔli furakɛli kɔfɛ. A ka c’a la, a bɛ kɛ kuran sɛnɛyɔrɔ da wulilenw na ni funteni t≤ ye540 ye°C yeani tansiyɔn tɔgɔlama PN≤ ye10MPa ye.
10. Boronize (Boroni) kɛli
Boronizing bɛ dasiriyɔrɔ baara k’a ɲɛsin a yɛrɛ ma ka bɔ valve farikolo walima disiki farikolo fɛnw na, o kɔfɛ a bɛ boronizing surface furakɛli kɛ. Sigiyɔrɔ bɛ se ka sɛgɛn ka ɲɛ. Ka ɲɛsin kuran sɛnɛyɔrɔ fiyɛli valve ma.
Ni valve bɛ baara la, ko minnu ka kan ka jateminɛ, olu filɛ nin ye:
1. Dakun sirili baarakɛcogo ka kan ka sɛgɛsɛgɛ walasa k’a dɔn.
2. Aw bɛ a lajɛ ni dawolo datugulan sɛgɛnna, ani ka a dilan walima ka a falen ka kɛɲɛ ni ko ye.
Poste waati: Zanwuyekalo-04-2023
