Nɛgɛ min be se ka gwan kosɔbɛ (M50)
ƝƐFƆLI: LAINI ƝƐFƆLI
ƝƐFƆLI: M50, M50NiL, 80MoCrV42-16, 1,3551
ƝƐFƆLI: AMS 6491, AMS 6278
ƝƐFƆLI ƝƐFƆLI: VIM + VAR (Vakium fila)
ƝƐFƆLI: Bar forgé, kalaman-Bra koorinin, nɛgɛkuru
ƝƐFƆLI: A ka bon wala a ka kan ni 61-63 HRC ye (Furakɛli kɔ ni funteni ye)
ƝƐFƆLI: A be se ka se degere 315 ma (degere 600 F)
ƝƐFƆLI: Jet motɛriw ka nɛgɛw, gazi tɛrɛnw, APUw
MOQ: tɔni 25
M50 Nɛgɛ min be funteni caman taye minan fɔlɔ ye min be kɛ sanfɛlafɛnw dilanyɔrɔ la, min labɛnna kɛrɛnkɛrɛnnin na ka baara kɛ yɔrɔ minw na s .tandard nɛgɛw (i n’a fɔ 52100) be dɛsɛ.
Tuma min na 52100 be nɔgɔya ka tɛmɛ degere 150 kan , .M50 (AMS 6491)a be gɛlɛya mara .>60 HRCbaarakɛyɔrɔ ka funteni hakɛ la fɔɔ ka se .Degere 315 (degere 600 F). A be bɔ .VIM-VAR (Induksiyɔn lakolon + yɛlɛmani lakolon)Ɲɛyirali fɛ, an ka M50 nɛgɛ be se ka don a la cogo min na, o be se ka kɛ sababu ye ka sɛgɛsɛgɛri kɛ ka se ka sɛgɛsɛgɛri kɛ .awiyɔn motɛri main yiriwnigazi tɛrɛn teliyaba-.
Fɛɛnw Desɛbɛri
An be aerospace-grade nɛgɛ di min be bɛn ni AMS ka sariyaw ye.
Tabali-1
Minɛnw minw be se ka kɛ yɔrɔ gwɛlɛw la.
Interjamana ka kalanso sangali |
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| Tɔgɔ min ka ca | AMS sariya | UNS | DIN/KAN | Sugu |
| M50 | AMS 6491 | T11350 | 80MoKrV42-16 (1,3551) |
Janyali sababu fɛ |
| M50NiL | AMS 6278 | K91283 | - |
Ka gɛlɛya (Fracture gɛlɛn) |
| H10 Modi | - | - | - |
Karibɔni funteni |
Tabali-2
Molibdɛni ni vanadiyɔmu be "Red Hardness" (Kalan kɛlɛ) di.
Simial A kɔnɔfɛnw (Masa tilanyɔrɔ %) |
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| Dakun | C | Cr | Mo | V | Ni | Mn |
| M50 | 0.80~0.85 | 4.00~4.25 | 4.00~4.50 | 0.90~1.10 | A ka dɔgɔ ni 0,15 ye wala a ka kan n’o ye. | A ka dɔgɔ ni 0,35 ye wala a ka kan n’o ye. |
| M50NiL | 0.11~0.15 | 4.00~4.25 | 4.00~4.50 | 1.13~1.33 | 3.20~3.60 | A ka dɔgɔ ni 0,35 ye wala a ka kan n’o ye. |
Kɔlɔsili: P A ka dɔgɔ ni 0,015 ye walima a ka kan, S A ka dɔgɔ ni 0,008 ye (VIM-VAR ka kalite).
Tabali-3
Fɛɛn minw be sɔrɔ sɛgɛsɛgɛrikɛyɔrɔw la (UT) kilasi A/AA.
Di Range & cogoyaw |
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| Fɛɛn sɛbɛ | Janya (mm) | Dili cogoya | A sanfɛla ban |
| Bar forgé | Diya: 50 - 300 | Sferoyidize Anneal | A farala/A yɛlɛmana |
| Bar koorinin | Diya: 10 - 100 | A yɛlɛmana ka gwɛ / a yɛlɛmana |
Dugukolo min tɛ cɛmancɛ la |
| Njugu bere | Diya: 5.5 - 20 | Annealed / Pickled |
Jaa/Poli |
Fɛɛn jɔnjɔnw (Mun na VIM-VAR?)
VIM-VAR Sanuya
"Double Vacuum" yɛlɛmani be gaziw bɔ minw yɛlɛmana (Idɔrɔzɛni, Azɔti) ani fɛn minw tɛ-nɛgɛ ye. O tɛ-lasebaga ye sanfɛlafɛnw ta fan fɛ, bari hali nɔgɔ misɛnninw be se ka kɛ sababu ye ka sɛgɛsɛgɛri jugu kɛ 30 000 RPM la.
Ka gwɛlɛ kosɔbɛ
M50 b’a ka gɛlɛya danfaranin mara baarakɛyɔrɔw la, yɔrɔ minw na u be baara kɛ ni tulu dilanninw ye (fo ka se degere 315 /600 degere F ma).
Sɛgɛsɛgɛli ɲuman ɲɛnamaya
Karibidi tilannin kelen ani ultra-low donni hakɛ be na ni Rolling Contact Fatigue (RCF) ɲɛnamaya ye min ka bon kosɛbɛ ka tɛmɛ fiɲɛ-nɛgɛ yɛlɛmalenw kan.
M50NiL sugandili
Ka ɲɛsin sɛbɛw ma minw be .kari fanga, an be .M50NiL. A be ni yɔrɔ gɛlɛn ye min be ni karibɔni ye walisa a kana nɔgɔ ani a be ni ductile core ye walisa ka bearing boli bali ka pɛrɛn ni gɛlɛyabaw ye.
Aplikasiyɔnw ka teli ka kɛ
Nin minɛn nin ye baarakɛminɛnw ye minw be baara kɛ koɲuman:
- Aero-Motɛriw:Jet motɛriw ni helikɔpitariw ka nɛgɛw be yɛlɛma yɔrɔ minw na.
- Dɛmɛbaga fanga yɔrɔw (APUw):Beari teliyaba-awiyɔnw ka fanga sisitɛmuw kɔnɔ.
- Gazi tɛrɛnw:Dugukolo-baarakɛyɔrɔw ka tɛrɛnw.
- Turbochargeurw:Mobili turbocharger nɛgɛw minw be baara kɛ koɲuman.
- -Temperatɛri ka bokisiw:Boli laselins min be funteni kɛlɛli ɲini.
ɲiningaliw
Ɲiningali fɔlɔ: VIM-VAR kɔrɔ ye mun ye?
A1: A kɔrɔ ko Vacuum Induction Melting min be tugu Vacuum Arc Remelting kɔ. O ye nɛgɛ fila-yɛlɛmani fɛɛrɛ ye min be nɛgɛ saniyanin bɔ ka tɛmɛ nɛgɛ bɛɛ kan. M50 sanfɛla yɛlɛmayɔrɔw ta fan fɛ, VIM-VAR ka kan ka AMS 6491 sariyaw labato.
Q2: M50 ni M50NiL: N ka kan ka jumɛn lo sugandi?
A2: M50 sugandi n’i mako be fɛn dɔ la min ka gwɛlɛ fɔɔ ka taga se (ka tɛmɛ-janyali fɛ).
M50NiL sugandi ni bearing be yɛlɛma teliya ultra-ba la yɔrɔ min na santirifugi fanga be se ka nɛgɛkuru tigɛ. M50NiL be ni yɔrɔ gɛlɛn ye, min be se ka yɛlɛma (case-hardening) min be se ka kari.
Q3: Yala M50 be se ka kɛ ka muru dilan wa?
A3: Hali ni a be se ka kɛ a ka gɛlɛya kosɔn, M50 man ca muruw la sabu a tɛ se ka 440C ɲɔgɔn sɔgɔ ani a ka gwɛlɛ ka furakɛ ni funteni ye ni furɛn kɛrɛnkɛrɛnninw tɛ yen.
Q4: Yala M50 be se ka nɔgɔ kɛlɛ wa?
A4: Ɔn ɔn, M50 ye baarakɛminan nɛgɛ sifa dɔ ye, nɛgɛ gwansan tɛ. A bena nɔgɔ n’a ma tulu kɛ a la. N’i mako be funteniba la ani n’i mako be nɔgɔw la, i ka Cronidur 30 wala XD15NW lajɛ (an ka ɲɔgɔnye kɛ walisa k’a sɔrɔ).
Tagasogow: nɛgɛ min be se ka yɛlɛma (m50), Sinuwaw ka nɛgɛ min be se ka yɛlɛma (m50) dilanbagaw, feerekɛlaw
Fɔlɔ fɔlɔɔ
Nɛgɛ min be karbɔni taN’a sɔrɔ i fana be komi
A’ ye ɲiningali kɛ .