Dab tsi yog qhov ua tau zoo ntawm GH4169 alloy?
Dab tsi yog qhov ua tau zoo ntawm GH4169 alloy?
GH4169 (UNS N07718) yog qhov siab - nag lossis daus zoo -nickel hardening-raws li superalloy renowned rau nws lub zog tshwj xeeb thiab ruaj khov tshaj qhov kub ntawm -253℃txog 650℃. Nws yog feem ntau siv nyob rau hauv kev lag luam aerospace vim nws cov txiaj ntsig siab zog. Nws cov txiaj ntsig tseem ceeb suav nrog kev qaug zog ua haujlwm zoo, zoo corrosion / oxidation tsis kam, zoo weldability, thiab kev ntseeg siab ntawm cov qauv txawm tias qhov kub thiab txias.
GH4169 sib npaug li cas?
ib 718
GH4169 yog lub siab -lub zog, npib tsib xee-raws li superalloy feem ntau siv nyob rau hauv aerospace thiab siab - daim ntawv thov kub. Nws yog sib npaug rau:Inconel 718 (USA) Hlau alloy 718 (UNS N07718)
1. GH4169 Khoom Txheej txheem cej luam
| Parameter | Kev piav qhia |
|---|---|
| Khoom siv | GH4169 (UNS N07718 / Inconel 718) |
| Hom khoom | Wrought Nickel{0}}raws li Superalloy |
| Txhim kho Mechanism | ' + ' nag lossis daus hardening |
| Cov Khoom Muag Khoom | Bar, forging, phaj, raj, sawb, hlau |
| Tej kev siv | Turbine discs, compressor hniav, fasteners, shafts, siab - kub yam ntxwv Cheebtsam |
| Qhov Kev Pab Cuam Siab Tshaj Plaws | 650-700 degree(load-cov kabmob) |
2. Tshuaj muaj pes tsawg leeg ntawm GH4169 (wt%)
| Element | Cov ntsiab lus (%) | Muaj nuj nqi | |
|---|---|---|---|
|
|
Nickel (Ni) | 50.0 – 55.0 | Matrix ntsiab; siab -kub stability |
| Chromium (Cr) | 17.0 – 21.0 | Oxidation thiab corrosion kuj | |
| Hlau (Fe) | Sib npaug (~18-20) | Fe-Ni-Cr puag alloy | |
| Niobium (Nb) | 4.75 – 5.50 | Cov ntsiab lus tseem ceeb - '' qub (Ni₃Nb) | |
| Molybdenum (hli) | 2.80 – 3.30 | Khoom- daws teeb meem; creep kuj | |
| Titanium (Ti) | 0.65 – 1.15 | ' ntxiv dag zog (Ni₃(Al, Ti)) | |
| Aluminium (Al) | 0.20 – 0.80 | ' ntxiv dag zog; oxidation tsis kam | |
| Cov pa roj carbon (C) | Tsawg dua los yog sib npaug li 0.08 | Tsawg carbon rau toughness | |
| Manganese (Mn) | Tsawg dua lossis sib npaug li 0.35 | Deoxidizer | |
| Silicon (Si) | Tsawg dua lossis sib npaug li 0.35 | Deoxidizer | |
| Phosphorus (P) | Tsawg dua lossis sib npaug li 0.015 | Xyuas kom toughness | |
| Sulfur (S) | Tsawg dua lossis sib npaug li 0.015 | Xyuas kom kub ua haujlwm | |
| Boron (B) | 0.002 – 0.006 | Grain ciam teb reinforcer | |
| Cobalt (zeeg) | Tsawg dua los yog sib npaug li 1.00 | Cov khoom seem | |
| Copper (Cu) | Tsawg dua los yog sib npaug li 0.30 | Cov khoom seem |
3. Cov khoom siv hluav taws xob ntawm GH4169 ntawm qhov kub thiab txias (Cov Hnub Nyoog Kawg)
| Khoom | Chav tsev kub (20 degree) | Ua haujlwm siab (650 degree) | Vim li cas nws tseem ceeb |
| Yield zog | Ntau dua lossis sib npaug li 1030 MPa | Ntau dua lossis sib npaug li 850 MPa | Cov neeg tseem ceeb structural load. |
| Tensile zog | Ntau dua lossis sib npaug li 1240 MPa | Ntau dua lossis sib npaug li 1000 MPa | Tiv thaiv kev kub ntxhov. |
| Hardness (HRC) | 36 - 44 | - | Superior hnav tsis kam. |
Standards Ua raws li:
Aerospace: AMS 5662 (bars), AMS 5596 (phaj), AMS 5589 (tubes).
Khoom siv: ASTM B637, ASTM B670.
Traceability:Txhua qhov kev txiav txim suav nrog kev ua tiavMTC 3.1Rolling test daim ntawv pov thawj documenting grain loj thiab thermal tsom xam.
Nyem rau rub tawm GH4169 alloy PDF ntaub ntawv tam sim no
4. GH4169 Core Performance Advantages
Lub Zog Kub Kub:Ntawm qhov kub thiab txias hauv qab no650 degree, hwv 4169yog ib qho tseem ceeb los tiv thaiv -deformation alloy, tswj kev ncaj ncees ntawm cov txheej txheem txawm tias nyob rau hauv lub thermal thiab mechanical stresses loj heev.
Zoo heev Fatigue thiab Creep Properties:Cov alloy no tuav lub zog siab nyob rau hauv kev thauj khoom cyclic (siab-mob qaug zog), ua rau nws zoo tagnrho rau kev sib hloov lub cav.
Corrosion thiab Oxidation Resistance:Thaum kub kub,hwv 4169nthuav tawm oxidation zoo heev thiab corrosion kuj, ua kom ntev -kev ua tau zoo thiab txo kev txij nkawm.
Zoo Weldability thiab Machinability:Tsis zoo li ntau lwm yam siab -kub alloys,hwv 4169muaj cov weldability zoo heev (piv txwv li, brazing), ua rau nws tsim nyog rau kev tsim cov txheej txheem welded hauv aerospace thiab nuclear zog siv.
High Surface Integrity:Tom qab kev kho mob (piv txwv li, siab-kev hloov kho hluav taws xob sib xyaw),hwv 4169ua tiav qhov siab residual compressive kev nyuaj siab thiab siab tawv, yog li ua rau nws qaug zog txwv, qee zaum txawm tias nws ob npaug (piv txwv li, los ntawm215 MPa rau 517 MPahauv cov kev xeem tshwj xeeb).
5. GH4169 cov ntawv thov tseem ceeb
Vim cov khoom no,hwv 4169tso nyiaj ntau dua 30% ntawm cov ntaub ntawv siv hauv qee lub cav siab, rau cov khoom hauv qab no:
Aircraft cav Cheebtsam (rotors, airfoils).
Nuclear engineering structures.
Chemical processing Cheebtsam.
Vim li cas thiaj xaiv Gnee Alloy, Tier 1 chaw tsim khoom?
✅ Factory Direct Nqe:Tshem tawm cov neeg nruab nrab thiab cov khoom lag luam kom ntseeg tau cov nqi lag luam wholesale zoo tshaj plaws.
✅ Custom processing:Peb muab precision txiav, sib tsoo centerless (H8-H11), thiab kev cai forging cov kev pab cuam.
✅Global Logistics:Optimized logistics system rau kev xa khoom sai rau ntau dua 50 lub teb chaws thiab cheeb tsam thoob ntiaj teb.
Hu rau peb tam sim no kom tau txais tus nqi xa tawm tshiab rau GH4169 hauv 2026
FAQ
Q1: Puas yog GH4169 hloov pauv tau tiag tiag nrog Inconel 718?
A: Yog lawm.GH4169 yog qhov sib npaug ntawm kev siv thoob ntiaj teb cov qauv tsim rauUNS N07718. Lawv sib koom tib yam tshuaj DNA thiab txhua yam pib.
Q2: Vim li cas VIM + VAR txheej txheem yuav tsum muaj rau aerospace?
A: VIM + VAR (Double Melting) yog tib txoj hauv kev los xyuas kom meej tias qib ntawm kev huv ntawm metallurgy yuav tsum tau tiv thaiv.Macro-segregation (Freckles)nyob rau hauv rotating turbine qhov chaw.
Q3: GH4169 puas tuaj yeem ua cov roj qaub (H2S) ib puag ncig?
A: Yog lawm. Thaum tshav kub kub- kho rau cov kev txwv NACE tshwj xeeb, peb GH4169 tau ua raws li tag nrhoNWS MR0175, ua rau nws yog ib qho tseem ceeb rau siab - cov cuab yeej siv roj thiab cov pa roj.
Q4: Koj puas muab kev txiav txim rau kev tsim qauv?
A: Yog. Peb txhawb R & D nrogYooj yim MOQsnyob rau hauv peb cov qauv lag luam wholesale cov khoom muag ntawm cov pas nrig, cov ntawv txheeb, thiab cov raj.
