Ntawm cov khoom tseem ceeb ntawm lub dav hlau dav hlau, qhov chaw xws li lub combustion chamber liner thiab afterburner ua hauj lwm nyob rau hauv hnyav thermal ib puag ncig. Rau cov kws tshaj lij thiab cov neeg tswj xyuas kev yuav khoom, oxide scaling (oxide scale) yog ib qho kev sib tw loj.
Peb sivaerospace-qib Nimonic 75 (GH3030) daim hlau, tshwj xeeb tsim los tsim cov txheej txheem nruj Cr2O3 (chromium oxide) tiv thaiv, ua kom koj lub zog propulsion khav theeb xoom- ib puag ncig muaj kuab paug thiab kev ua haujlwm zoo dua qub.
Nyem kom tau GH3030 cov khoom lag luam
Nimonic 75 alloy phaj rau aerospace engineering
Nimonic 75 alloy phaj rau aerospace engineering
Nimonic 75 daim ntawv yog tus hwm 80/20 npib tsib xee-chromium superalloy zoo tagnrho rau kev tsim kho aerospace. Nws nthuav tawm cov oxidation zoo heev, tswj lub zog nruab nrab ntawm qhov kub txog li 1000 degree, thiab muaj cov weldability zoo thiab formability. Nws yog feem ntau siv hauv cov roj turbine combustion chambers thiab aerospace fasteners.
NIMONIC 75 khoom yog dab tsi?
NIMONIC 75 alloy yog 80/20 npib tsib xee-chromium alloy nrog ntxiv titanium thiab carbon. Cov hlau no yog thawj zaug qhia hauv xyoo 1940 rau kev tsim cov turbine hniav. Nws yog ib qho yooj yim rau tshuab thiab weld, thiab muaj zoo corrosion kuj, mechanical zog, thiab kub kuj.
1. GH3030 alloy ntiaj teb no sib npaug tus qauv
| Thoob ntiaj teb | UNS N06075 / Alloy 75 |
| Aviation Specifications | Nimonic 75 (UK / USA), XH78T / EI435 (Russia) |
| Cov qauv | AMS 5598, BS HR 5, DIN 17750, GB/T 14992 (GH3030) |
2. Tshuaj muaj pes tsawg leeg ntawm GH3030 Phaj (wt%) - Aviation Qib
| Element | Cov ntsiab lus (%) | Muaj nuj nqi |
|---|---|---|
| Nickel (Ni) | Qhov nyiaj tshuav (Ntau dua lossis sib npaug rau 75.0) | Matrix ntsiab; siab -kub stability |
| Chromium (Cr) | 19.0 – 22.0 | Oxidation thiab corrosion kuj |
| Hlau (Fe) | Tsawg dua los yog sib npaug rau 1.0 | nruj dua rau qib aviation |
| Titanium (Ti) | 0.15 – 0.35 | Cov khoom siv ntxiv - kev daws teeb meem |
| Aluminium (Al) | Tsawg dua los yog sib npaug li 0.15 | Kev tswj nruj nruj kom tsis txhob muaj teeb meem theem tsim |
| Cov pa roj carbon (C) | Tsawg dua lossis sib npaug li 0.12 | Tsawg carbon rau weldability thiab toughness |
| Manganese (Mn) | Tsawg dua lossis sib npaug li 0.70 | Deoxidizer |
| Silicon (Si) | Tsawg dua lossis sib npaug li 0.80 | Deoxidizer |
| Phosphorus (P) | Tsawg dua lossis sib npaug li 0.015 | nruj rau qib aviation; kom toughness |
| Sulfur (S) | Tsawg dua lossis sib npaug li 0.010 | nruj rau qib aviation; kom kub workability |
| Copper (Cu) | Tsawg dua los yog sib npaug li 0.20 | Cov khoom seem |
3. GH3030 daim ntawv qhov ntev thiab specifications
Kub Rolled Phaj
| Thickness (hli) | Dav (mm) | Ntev (mm) | Thickness kam rau ua | Surface condition |
|---|---|---|---|---|
| 4.0 – 10.0 | 500 – 1500 | 1000 – 4000 | ± 0.20 - ± 0.40 hli | Pickled / Dub |
| 10.0 – 20.0 | 500 – 1500 | 1000 – 4000 | ± 0.40 - ± 0.80 hli | Pickled / Dub |
| 20.0 – 50.0 | 500 – 1500 | 1000 – 4000 | ± 0.80 - ± 1.50 hli | Pickled / Dub |
Cold Rolled Phaj (Thin Sheet)
| Thickness (hli) | Dav (mm) | Ntev (mm) | Thickness kam rau ua | Surface condition |
|---|---|---|---|---|
| 0.5 – 1.0 | 500 – 1000 | 1000 – 2000 | ± 0.05 - 0.08 hli | BA / AP / Polished |
| 1.0 – 2.0 | 500 – 1200 | 1000 – 2500 | ± 0.08 - ± 0.12 hli | BA / AP / Polished |
| 2.0 – 4.0 | 500 – 1200 | 1000 – 3000 | ± 0.10 - ± 0.15 hli | BA / AP / Polished |
Hu rau peb los kho GH3030 cov khoom kom haum rau koj qhov project qhov ntev
4. Cov khoom siv hluav taws xob ntawm GH3030 daim ntawv (tshem tawm los ntawm daim ntawv tuab)
| Thickness (hli) | Tensile zog (MPa) | Yield zog (MPa) | Elongation - L (%) | Elongation - T (%) |
|---|---|---|---|---|
| Tsawg dua los yog sib npaug rau 4.0 | Ntau dua lossis sib npaug rau 685 | Ntau dua lossis sib npaug li 295 | Ntau dua lossis sib npaug li 35 | Ntau tshaj los yog sib npaug rau 30 |
| 4.0 – 10.0 | Ntau dua lossis sib npaug rau 685 | Ntau dua lossis sib npaug li 295 | Ntau dua lossis sib npaug li 32 | Ntau dua lossis sib npaug li 28 |
| 10.0 – 20.0 | Ntau dua lossis sib npaug rau 685 | Ntau dua lossis sib npaug li 295 | Ntau tshaj los yog sib npaug rau 30 | Ntau dua lossis sib npaug li 25 |
| 20.0 – 50.0 | Ntau dua lossis sib npaug rau 680 | Ntau dua lossis sib npaug li 290 | Ntau dua lossis sib npaug li 28 | Ntau dua lossis sib npaug li 25 |
5. GH3030 Sheet Surface Treatment Options
| Ua kom tiav | Code | Nto Roughness (Ra) | Kev piav qhia | Daim ntawv thov |
|---|---|---|---|---|
| Annealed & Pickled | AP | 3.2 – 6.3 µm | Acid ntxuav, matte grey | General aviation |
| Bright Annealed | BA | 0.4 – 0.8 µm | Hydrogen annealed, ci | Kev pabcuam huv |
| Txias Rolled | CR | 0.8 – 1.6 µm | Raws li - dov, du matte | General fabrication |
| Polished | Polished | 0.4 – 0.8 µm | Txhuam los yog iav tiav | Cov ntawv thov tshwj xeeb |
6. GH3030 Tsis yog-Kev Ntsuam Xyuas Kev Puas Tsuaj (NDT) rau Cov Hlau Hlau - Aerospace Requirements
| Txoj Kev Xeem | Kev xav tau | Txuj | Kev lees txais |
|---|---|---|---|
| Kev kuaj ultrasonic (UT) | 100% (phaj Ntau dua lossis sib npaug li 6mm) | GB / T 2970 / ASTM E2375 Cov Lus Qhia | Qib A |
| Eddy Current Testing (ET) | Raws li tau teev tseg (thin sheet) | GB / T 7735 / ASTM E426 Cov Lus Qhia | Tsis muaj feem cuam tshuam |
| Liquid Penetrant Inspection (LPI) | Raws li tau teev tseg | GB / T 18851 / ASTM E1417 Cov Lus Qhia | Tsis muaj feem cuam tshuam |
| Kev tshuaj xyuas qhov muag | 100% | - | Tsis muaj qhov tsis xws luag |
| Kev soj ntsuam Flatness | 100% | - | Tsawg dua los yog sib npaug li 3 mm / m |
7. GH3030 daim ntawv hlau rau kev siv dav hlau
| Cheebtsam | Kev khiav hauj lwm Temp | Cov Lus Qhia Tseem Ceeb | Daim ntawv khoom |
|---|---|---|---|
| Combustion Chamber Liners | 700-900 degree | Oxidation tsis kam, thermal qaug zog | Daim ntawv nyias |
| Afterburner Components | 700-850 degree | Siab - kub lub zog, oxidation | Daim ntawv, phaj |
| Cav Casings | 500-700 degree | Lub zog muaj zog, ruaj khov | Phaj |
| Thaum tshav kub kub Shields | 700-900 degree | Oxidation tsis kam, thermal qaug zog | Daim ntawv nyias |
| Exhaust ducts | 600-800 degree | Oxidation kuj, creep kuj | Phaj, ntawv |
| Hloov cov kav dej | 600-750 degree | Thermal stability, lub zog | Phaj |
| Flame Holders | 700-850 degree | Siab - qhov kub thiab txias | Daim ntawv |
8. Gnee alloy GH3030 alloy muab kev pabcuam thiab kev tsim khoom
✅Sỉ ib:Cov khoom loj ntawm cov qauv thicknesses (0.5mm txog 3.0mm) npaj rauKev xa tawm thoob ntiaj teb tam sim.
✅ Precision Flatness:Advanced leveling xyuas kom flatness Tsawg dua los yog sib npaug li 3mm / m, tiv thaiv lub taub hau laser tsoo thaum txiav cov qhov txias.
✅ Txiav - mus rau -Size Service:High -precision waterjet thiab laser blanking raws li koj daim duab CAD kom txo cov khoom pov tseg.
✅Certified Quality:Txhua qhov khoom xa tuaj suav nrog daim ntawv pov thawj Mill Test thiab cov ntawv pov thawj loj.
Gnee Alloy GH3030 daim ntawv pov thawj
Gnee Alloy Khoom Ntim
Gnee Alloy GH3030 Ntim
Gnee Alloy Cov Khoom Siv Tsim Khoom thiab Kev Ntsuas Khoom
Hu rau peb tam sim no kom tau txais tus nqi xa tawm tshiab rau GH3030 hauv 2026
FAQ
Q1: Puas tuaj yeem GH3030 / Nimonic 75 hloov EI435 hauv cov qauv qub?
A: Yog lawm.GH3030 tau tsim tshwj xeeb raws li cov xeeb ntxwv ntawm Lavxias EI435 (XH78T). Nws sib koom tib yam npib tsib xee-chromium matrix thiab titanium stabilization, ua rau nws muaj kev nyab xeeb thiabTus nqi -kev daws teeb meem zoorau MRO cov kev pab cuam.
Q2: Yuav ua li cas koj lav qhov nto tiav rau thermal barrier txheej (TBC)?
A: Peb muab Bright Annealed (BA) nplooj ntawv nrog rau qhov roughness ntawmRa Tsawg dua lossis sib npaug li 0.8μm. Qhov kev ua tiav no muab qhov zoo tshaj plaws substrate rau cov ntshav ntshav thib ob- cov tshuaj pleev xim ceramic siv nyob rau hauv siab - siv cov nplaim taws.
Q3: Puas yog Nimonic 75 raug kev txom nyem los ntawm "Strain- Hnub nyoog Cracking" thaum lub sij hawm vuam?
A: Tsis yog. Tsis zoo li nag lossis daus- cov khoom siv tawv tawv (xws li GH4169), Nimonic 75 yog cov khoom ruaj khov- kev daws teeb meem. Nws yog nto moo "Weld- phooj ywg" thiab tsis xav tau txoj kev sib tw-weld aging, txuag koj teev nyob rau hauv lub sij hawm sib dhos.
Q4: Koj puas muab kev txiav txim rau cov qauv kev sib xyaw ua ke?
A: Yog lawm. Peb txhawb aerospace innovation nrogYooj yim MOQsntawm peb cov txheej txheem Tshuag los pab koj R & D theem mus txog ntawv pov thawj sai dua.