Bolo-mililen nɛgɛ-yɔrɔw QT400 .

Sand casting ye fɛn suguya dɔ ye min bɛ kɛ ka fɛnw tigɛ. minnu bɛ kɛ cɛncɛnw dilanni na, olu bɛ kɛ caman na ni cɛncɛn kɛnɛma ye ani core{1}} bawo, fɛn minnu bɛ kɛ ka cɛncɛn kɛ, olu sɔngɔ man gɛlɛn ani u bɛ sɔrɔ nɔgɔya la, wa, a bɛ se ka kɛ ko fɛn kelen-kelen bɛɛ dilanni, a batch production ani a ka ca ni fɛn ye min bɛ kɛ waati jan kɔnɔ, a kɛra waati jan kɔnɔ, a kɛra waati jan kɔnɔ{{3} ye{3} Dugukolo kan, casting bɔli bɛɛ la, 60 ka se 70% ma, olu bɛ sɔrɔ cɛncɛn mɔliw fɛ, wa u 70% ɲɔgɔn bɛ sɔrɔ bɔgɔ cɛncɛn mɔnw fɛ.

 

 

Cɛmancɛlabɔli bɛ tali kɛ fɛnw dilanni fɛɛrɛ la cɛncɛn mɔlenw na. nɛgɛ, nɛgɛ, ani nɛgɛ minnu tɛ nɛgɛ ye, olu fanba bɛ se ka sɔrɔ ni cɛncɛn sɔgɔli fɛɛrɛ ye. k’a sababu kɛ fɛn sɔngɔ gɛlɛnw ye ani minnu bɛ sɔrɔ nɔgɔya la, minnu bɛ kɛ cɛncɛn sɔgɔli la, ani fana, a kɛra baara jɔnjɔn ye waati jan kɔnɔ, ka ɲɛsin fɛn kelen-kelen bɛɛ ma, batch{

Cɛɲiw sɛgɛn yɔrɔ minnu bɛ kɛ cɛncɛn sɔgɔlenw na, olu bɛ sɔrɔ hali bi kosɛbɛ Sinuwa jamana na, i n’a fɔ jaw, minnu bɛ kɛ ni fɛnɲɛnamafagalanw ye, kogow sɔgɔlenw, ani dingɛ kogow kogow. min bɛ kɛ ka fɛnw sɔgɔ, o yɔrɔw ka bon kosɛbɛ ani u tɛ tigitigi kosɛbɛ. Misali la, jaw platiw bɛ kɛ ka a ɲini ka kɛ ko kogow bɛ sɔgɔ, k’a sɔrɔ kogow bɛ sɔgɔ, ani jirimuguw, kɛrɛw dɔrɔn de bɛ kɛ ni kogow ye minnu bɛ kɛ ka fɛnw sɔgɔ. mago bɛ lathe polishing. la o la, cɛncɛn bɔli bɛnnen don kɛrɛnkɛrɛnnenya la nin yɔrɔ ninnu na bawo cɛncɛn-kalali jaw, marifakisɛw, kogow sɔgɔlenw, dingɛ kogow, ani wuluwulu fariw bɛ mɛn ni 20% ye ni fɛnw ye minnu dilannen don ni fɛnw ye minnu bɛ kɛ ni u bɛ se ka kɛ, olu bɛ se ka kɛ, olu bɛ se ka kɛ sababu ye ka fɛn caman di, nka, minnu bɛ kɛ ka mansinw bɔ, olu bɛ se ka kɛ sababu ye ka fɛn caman ɲini. ani saniya ni polisi baara dɔgɔyali ni 50% ni kɔ ye, o la, baara musakaw bɛ kisi, o bɛ kɛ sababu ye ka fɛn tununnen sɔngɔ dɔgɔya kosɛbɛ.

Industriw ka cɛncɛn filiyɔrɔ minnu bɛ dilan an ka tɔn fɛ, olu ye : fini min bɛ se ka sɛgɛn, marto kunkolo, nɛgɛdaga minnu bɛ se ka funteni sɔrɔ, nɛgɛ pipew, minnu dilalen don ni nɛgɛ ye, grate suguya caman ani boiler fɛn wɛrɛw, Welcome to Purchase.

Mun na an bɛ an sugandi?

 

1. 20 san caman dɔnniya nɛgɛ plati casting, jogoɲini, waati bɛnnen na
2. Masina ni sɛgɛsɛgɛli minɛnw dafalen bɛ se ka yɔrɔ dafalenw di ani ka kiliyanw ka sɛgɛsɛgɛli wajibiyalenw dafa .
3. A bɛ ni fɛnw dondonni ni u bɔli hakɛ yɛrɛmahɔrɔnyalen ye ani a bɛ se ka fɛnw bɔ diɲɛ fan bɛɛ la .

Jaabi teliya .

Fɛn minnu bɛ kɛ ni musaka caman ye .

Baara jateminɛ .

Ductile iron ye nɛgɛ ye min fanga ka bon kosɛbɛ san 1950 waatiw la. A ka baarakɛcogo bɛɛ lajɛlen bɛ surunya nɛgɛ la. A bɛ kɛ tigitigi k’a sababu kɛ a ka baara kɛcogo ɲuman ye ko a kɛra ka ɲɛ yɔrɔ dɔw la minnu bɛ fanga gɛlɛnw na ani minnu ka fanga ka bon fanga la, ka gɛlɛn ani ka don ni nɛgɛ ye min bɛ kɛ ni nɛgɛ ye min bɛ kɛ ni nɛgɛ ye min bɛ se ka kɛ ni fiɲɛ ye min bɛ se ka kɛ ni fiɲɛ ye min bɛ se ka kɛ ni fiɲɛ ye min bɛ se ka kɛ. "Sɛgɛsɛgɛli nɛgɛ ni nɛgɛ" bɛ tali kɛ kɛrɛnkɛrɛnnenya la nɛgɛ ductile. nɛgɛ-yɔrɔ-minɛnw QT400 bolo-mililen bɛ minnu dilan an ka tɔn fɛ, olu bɛ tanu kosɛbɛ kiliyanw fɛ.

 

 

Nɛgɛ min bɛ kɛ nɛgɛ ye, n’a hakɛ ka bon ni 2.11%. ye, o bɛ sɔrɔ funteni caman fɛ, nɛgɛ, nɛgɛ sɔgɔlen ani nɛgɛ wɛrɛw ani u ka fɛnɲɛnamafagalanw ni u ka fɛnɲɛnamafagalanw{. ka fara FE kan, o fana bɛ sɔrɔ kabon na, n’o ye graphite ye, n’o ye graphite ye, n’o ye graphite ye, n’o ye graphite ye, n’o ye graphite ye, n’o ye graphite ye. A bɛ kɛ ni nɛgɛw ni flakɛw ye, nɛgɛ min bɛ kɛ ka nɛgɛ kɛ, o bɛ wele ko nɛgɛ bilenman walima nɛgɛ bilenman; Ni a bɛ Kɛ fɛnɲɛnɛma-yɔrɔw cogo la, a bɛ Weele ko vermiculaire graphite cast iron; Ni a bɛ kɛ flocw cogo la, a bɛ fɔ a ma ko nɛgɛ malleable walima nɛgɛ ductile; Wa ni a bɛ Kɛ bolokɔniw cogo la, a bɛ Weele ko nɛgɛ ductile.
Nɛgɛ ductile ka kemikaliya, n’a bɔra nɛgɛ la, a ka c’a la, o bɛ kɛ nin cogo la: kabon hakɛ 3.0-4.0%, siliyɔmu hakɛ 1.8-3.2%, manganɛsi, fosiporozɛni ani kisɛ hakɛ min tɛ tɛmɛ 3{{3}0% kan, ani dugukolo, manje ani fɛn wɛrɛw hakɛ bɛnnen.

Ductile nɛgɛ yɔrɔw ka baarakɛcogo kunbabaw .

1. Fanga ni gɛlɛyaba: tension fanga bɛ 400-1500MPa (a ladilanna funteni furakɛli fɛ), sɔrɔ fanga ka fisa ni nɛgɛ ta ye min ka jate ye kelen ye, ani "nɛgɛ nɔ na nɛgɛ nɔ na" bɛ se ka sɔrɔ{2}} janya hakɛ bɛ se ka se 24% ma, kosɛbɛ ka tɛmɛ nɛgɛ bilenman kan, ka sɔrɔ ka plastiki tiɲɛni wajibiyalenw dafa.
2. Sɛgɛn ni gɛlɛya: sɛgɛn fanga bɛ surunya nɛgɛ 45 hakɛ la, o min bɛnnen don ka kɛ nɛgɛ ye, girinw ani fɛn wɛrɛw minnu bɛ doni sikɛli la. Elastic modulus ka bon ni nɛgɛ jɛman ye, ani gɛlɛya ka fisa, o bɛ se ka fɛnw hakɛ sabatili sabati doni girinman jukɔrɔ.
3. sɛgɛnbaliya: Grafite sɛrɛkili bɛ degun hakɛ dɔgɔya, nɛgɛ matirili fanga baara hakɛ bɛ se 70%-90% ma, ani sɛgɛn kɛlɛli ka fisa ni nɛgɛ bilenman ni nɛgɛ gansanw ta ye.
A bɛnnen don debriya plate, moteur yɔrɔw ani friction conditions wɛrɛw.
4. sɔgɔli kunbɛncogo: In non-acidic medium medium resistance ka fisa ni nɛgɛ jɛman ni nɛgɛ gansan ye, o bɛ se ka ɲɛtaa sɔrɔ ka taa a fɛ ni dacogo ye walima ni a sɔgɔli ye.

Mun na anw sugandi .

 

Jaabi teliya furaw ni musaka caman bɛ sɔrɔ fɛnw na minnu musaka ka bon .

Mun na an ka fɛn dilannenw sugandi .

1. 20 san caman dɔnniya nɛgɛ plati casting, jogoɲini, waati bɛnnen na
2. Masina ni sɛgɛsɛgɛli minɛnw dafalen bɛ se ka yɔrɔ dafalenw di ani ka kiliyanw ka sɛgɛsɛgɛli wajibiyalenw dafa .
3. A bɛ ni fɛnw dondonni ni u bɔli hakɛ yɛrɛmahɔrɔnyalen ye ani a bɛ se ka fɛnw bɔ diɲɛ fan bɛɛ la .

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