hwv 4169thiabib 718(UNS N07718) yog ob qho kev siv los nag ntau tshaj plaws -nickel hardening-raws li superalloys hauv ntiaj teb. GH4169 yog Suav tsim los ntawm GB / T 14992, thaum Inconel 718 yog Western hom npe tsim los ntawm Special Metals Corporation. Txawm tias lawv yogchemically yuav luag zoo tib yamthiab sib qhia tib lub gamma ob -prime (Ni&sub3;Nb) ntxiv dag zog rau cov txheej txheem, muaj qhov sib txawv tseem ceeb hauv kev ua raws li tus qauv, ntawv pov thawj, cov saw hlau, thiab tus nqi.
Tiv tauj peb rau qhov tseeb export nqe quote
GH4169 yog dab tsi?
hwv 4169yog nag lossis daus- zog npib tsib xee- hlau-chromium alloy nrog niobium thiab molybdenum ntxiv, tsim raws li Suav teb chaws tus qauv GB/T 14992. "GH" prefix stands rau "siab-kub alloy" nyob rau hauv Suav cov ntaub ntawv nomenclature. GH4169 yog tsim nyob rau hauv Tuam Tshoj raws li qhov sib npaug rau Inconel 718, optimized rau aerospace, nuclear, thiab petrochemical daim ntawv thov nyob rau hauv lub domestic mov saw.
Cov alloy ua raws li GB / T 14992 (kev faib tawm thiab kev tsim), GB / T 14993 (forging), GB / T 14994 (bar), GB / T 15062 (phaj), thiab HB 5312 (tus qauv aerospace). Nws lub hauv paus txhawb zog mechanism yog nag lossis daus ntawm gamma ob -prime ('') theem Ni&sub3;Nb thaum muaj hnub nyoog hardening, muab zoo heev siab - kub lub zog mus txog 650℃thiab zoo creep resistance mus txog 700℃.
Inconel 718 yog dab tsi?
ib 718(UNS N07718, W.Nr.2.4668, DIN NiCr19Fe19Nb5Mo3) yog nag lossis daus-nickel hardening-hlau-chromium alloy tsim los ntawm Special Metals Corporation. Nws yog qhov siv superalloy tshaj plaws nyob rau hauv lub ntiaj teb no aerospace kev lag luam, accounting rau ntau tshaj 30% ntawm tag nrho cov superalloy ntau lawm los ntawm qhov hnyav thiab pom nyob rau hauv txhua txhua niaj hnub roj turbine cav.
Inconel 718 ua raws li ASTM B637 (bar), ASTM B670 (phaj / ntawv), AMS 5662 (bar), AMS 5596 (daim ntawv), thiab AMS 5663 (forging). Nws muaj nuj nqis rau nws qhov tshwj xeeb ua ke ntawm lub zog siab, kev qaug zog zoo, zoo heev weldability, thiab corrosion kuj los ntawm cryogenic kub txog li 700 degree.Puas yog Inconel yog nickel alloy?Yog - Inconel 718 muaj 50–55% npib tsib xee, ua kom nws yog npib tsib xee tiag tiag-raws li superalloy.
GH4169 vs Inconel 718: Kev sib piv tshuaj lom neeg
CovGH4169 tshuaj muaj pes tsawg leegyeej tseem zoo tib yam rauInconel 718 tshuaj muaj pes tsawg leeg, tsuas yog me me sib txawv ntawm cov specifications. Ob lub alloys yog raws li Ni-Cr-Fe nrog Nb, Mo, Ti, thiab Al ntxiv rau nag lossis daus hardening. Cov lus hauv qab no qhia txog sab -los ntawm - sab piv:
| Element | GH4169 (GB/T 14992) | Inconel 718 (ASTM B637) | Qhov txawv |
|---|---|---|---|
| Ni | 50.0 – 55.0 | 50.0 – 55.0 | Tsis muaj |
| Cr | 17.0 – 21.0 | 17.0 – 21.0 | Tsis muaj |
| Fe | Tshuav | Tshuav | Tsis muaj |
| Nb + Ta | 4.75 – 5.50 | 4.75 – 5.50 | Tsis muaj |
| Mo | 2.80 – 3.30 | 2.80 – 3.30 | Tsis muaj |
| Ti | 0.65 – 1.15 | 0.65 – 1.15 | Tsis muaj |
| Al | 0.35 – 0.80 | 0.20 – 0.80 | GH4169: min Al siab dua |
| Co | Tsawg dua los yog sib npaug li 1.00 | Tsawg dua los yog sib npaug li 1.00 | Tsis muaj |
| C | Tsawg dua lossis sib npaug li 0.08 | Tsawg dua lossis sib npaug li 0.08 | Tsis muaj |
| Mn | Tsawg dua los yog sib npaug li 0.35 | Tsawg dua los yog sib npaug li 0.35 | Tsis muaj |
| Si | Tsawg dua los yog sib npaug li 0.35 | Tsawg dua los yog sib npaug li 0.35 | Tsis muaj |
| B | Tsawg dua lossis sib npaug li 0.006 | Tsawg dua lossis sib npaug li 0.006 | Tsis muaj |
| P | Tsawg dua lossis sib npaug li 0.015 | Tsawg dua lossis sib npaug li 0.015 | Tsis muaj |
| S | Tsawg dua lossis sib npaug li 0.015 | Tsawg dua lossis sib npaug li 0.015 | Tsis muaj |
Cov kab hauv qab:GH4169 thiab Inconel 718 qhia txog cov tshuaj lom neeg zoo tib yam. Qhov sib txawv me me tsuas yog nyob rau hauv aluminium yam tsawg kawg nkaus (0.35% hauv GH4169 vs 0.20% hauv ASTM B637), tab sis hauv kev xyaum, ob qho tib si alloys yog tsim nrog Al nyob rau hauv 0.4-0.7% ntau yam, ua rau lawv functionally interchangeable. CovQhov sib txawv ntawm incoloy thiab inconelyog qhov tseem ceeb dua (nickel cov ntsiab lus), whereas GH4169 vs 718 yog qhov tseem ceeb tib yam hlau nyob rau hauv cov npe sib txawv.
GH4169 vs Inconel 718: Mechanical Properties Comparison
Ob lub alloys ua tiav lawv lub zog siab los ntawm kev kho cua sov ob zaug, ua rau gamma ob npaug -prime ('') Ni&sub3;Nb precipitates. Cov cuab yeej cuab tam cov cuab yeej cuab tam yuav luag zoo tib yam:
| Khoom | GH4169 (hnub nyoog) | Inconel 718 (hnub nyoog) | Qhov txawv |
|---|---|---|---|
| Tensile zog, MPa | Ntau dua lossis sib npaug rau 1275 | Ntau dua lossis sib npaug rau 1240 | GH 4169 +35 MPa |
| Tawm zog (0.2%), MPa | Ntau dua lossis sib npaug rau 1035 | Ntau dua lossis sib npaug rau 1034 | Zoo ib yam |
| Elongation,% | Ntau dua lossis sib npaug li 12 | Ntau dua lossis sib npaug li 12 | Tsis muaj |
| Hardness, HRC | 33 – 40 | 33 – 40 | Tsis muaj |
| Qhov ceev, g / cm³ | 8.24 | 8.19 | ~ 0.6% sib txawv |
| Melting Range, degree | 1260 – 1340 | 1260 – 1336 | Zoo ib yam |
| Max Service Temp, degree | 650 – 700 | 650 – 700 | Tsis muaj |
Ob lub alloys feem ntau yog muab rau hauv cov tshuaj -annealed mob thiab yuav tsum tau post-fabrication age hardening. Cov txheej txheem kev kho cua sov rau ob qho tib si yog: kev daws teeb meem ntawm 950-980℃/ 1h / cua txias, ua raws li ob- kauj ruam laus ntawm 720℃/ 8h / cub txias rau 620 degree, ces 620℃/ 8h / cua txias.
GH4169 vs Inconel 718: Corrosion Resistance piv
Vim tias lawv cov chemistry zoo ib yam,GH4169 thiab Inconel 718 muaj qhov sib npaug corrosion kuj. Ob qho tib si muaj kev tiv thaiv zoo corrosion thiab kev ntxhov siab zoo heev -corrosion cracking kuj nyob rau hauv ib puag ncig chloride. 17-21% chromium cov ntsiab lus muab oxidation zoo mus txog 900 degree, thaum lub 2.8-3.3% molybdenum ntxiv pitting thiab crevice corrosion kuj.
| Corrosion Hom | hwv 4169 | ib 718 |
|---|---|---|
| General Corrosion | ★★★★☆ | ★★★★☆ |
| Pitting / Crevice | ★★★☆☆ | ★★★☆☆ |
| Kev nyuaj siab Corrosion Cracking | ★★★★★ | ★★★★★ |
| Oxidation (900 degree) | ★★★★☆ | ★★★★☆ |
| H&sub2;S Sour Service | ★★★★☆ | ★★★★☆ |
Lus Cim: Thaum 718 / GH4169 muaj qis pitting tsis kam tshaj cov hlau xws li Inconel 625 lossis Incoloy 825 vim nws cov ntsiab lus qis molybdenum, nws 50% + cov ntsiab lus nickel ua kom muaj kev tiv thaiv rau chloride kev nyuaj siab corrosion cracking - ib qho tseem ceeb kom zoo dua stainless hlau hauv cov roj thiab roj downhole ib puag ncig.
GH4169 vs Inconel 718: Tiag txhaj tshuaj tsuag -Khoom Round Bars
GH4169 vs Inconel 718: Kev sib piv kev kho cua sov
Ob leeg GH4169 thiab Inconel 718 siv tib ob - kev kho cua sov kom ua tiav lub zog siab tshaj plaws. Cov txheej txheem precipitates lub gamma ob -prime (') Ni&sub3;Nb theem, uas yog thawj lub zog mechanism:
| Kev kho cua sov kauj ruam | hwv 4169 | ib 718 |
|---|---|---|
| Kev kho mob | 950-980℃/ 1h / AC | 954-982℃/ 1h / AC |
| Thawj Kev Laus | 720℃/ 8h / FC rau 620 degree | 718℃/ 8h / FC rau 621 degree |
| Kev laus thib ob | 620℃/ 8h / AC | 621℃/ 8h / AC |
| Tag Nrho Lub Sijhawm | ~ 18 teev | ~ 18 teev |
Kev kho cua sov yog ua haujlwm zoo ib yam - tsuas yog cov ntawv ntsuas kub sib txawv me ntsis vim kev hloov pauv ntawm Celsius thiab Fahrenheit (718 degree=1325℃F, 621 degree=1150℃F). Ob leeg tsim tib yam 'precipitate qauv thiab ua tiav tib yam khoom siv.
GH4169 vs Inconel 718: Cov qauv thiab ntawv pov thawj sib piv
Txawm hais tias cov khoom nws tus kheej yog ze li zoo tib yam, lubQhov sib txawv tiag tiag ntawm GH4169 thiab Inconel 718dag nyob rau hauv tus qauv system, ntawv pov thawj, thiab mov saw economics:
| Qeb | hwv 4169 | ib 718 |
|---|---|---|
| Standard System | GB/T 14992 (Suav) | ASTM / AMS (Western) |
| UNS npe | N07718 (sib npaug) | N07718 |
| W. Nr. (EU) | 2.4668 (sib npaug) | 2.4668 |
| Aerospace Txuj | HB 5312, GJB 2611 | AMS 5662, 5596, 5663 |
| Material Test Certificate | GB 3.1 / EN 10204 3.1 | EN 10204 3.1 / 3.2 |
| Kev pom zoo Aerospace | CAAC sib npaug | FAA/EASA NADCAP |
| Hom Lub Npe | Generic (GH ua ntej) | Cov hlau tshwj xeeb (muaj npe) |
| Tus nqi txheeb ze | 1.0x (tus nqi ntau dua-zoo) | 1.2-1.5x (hwm) |
| Lub Sijhawm Lead (Tuam Tshoj) | 15-30 hnub | 30-90 hnub (ntshuam) |
GH4169 vs Inconel 718: Phau ntawv xaiv ceev
| ✓ Xaiv GH4169 Thaum twg | ✗ Xaiv Inconel 718 Thaum twg |
|---|---|
| Koj qhov project ua raws li Suav GB / ASME cov qauv | Qhov project xav tau ASTM / AMS specification |
| Tus nqi optimization yog qhov tseem ceeb (20-35% kev txuag) | NADCAP / FAA aerospace ntawv pov thawj yog yuav tsum tau |
| Kev xa khoom sai dua xav tau los ntawm cov khoom siv hauv Suav teb | Cov neeg siv khoom kawg qhia meej meej "Inconel 718" |
| Petrochemical, lub zog, thiab kev lag luam turbine qhov chaw | Western OEM aerospace / kev tiv thaiv kev pab cuam |
| Roj thiab roj cov cuab yeej downhole thiab cov khoom hauv qhov dej | Yuav tsum muaj hom npe - lub npe traceability rau Cov Hlau Tshwj Xeeb |
| Nuclear fais fab nroj tsuag Cheebtsam (Tuam Tshoj domestic) | Export rau cov teb chaws uas xav tau Western cov qauv |
GH4169 vs Inconel 718: Kev sib piv Weldability
Ob leeghwv 4169thiabib 718raug suav hais tias yog yooj yim weldable rau nag lossis daus - hardening superalloy. Qhov no yog ib qho ntawm cov laj thawj tseem ceeb uas 718 yog qhov siv dav tshaj plaws superalloy - tsis zoo li ntau lwm cov siab -lub zog superalloys, nws tiv taus cov kab mob - hnub nyoog tawg thaum lub sij hawm vuam thiab tuaj yeem koom nrog ob qho kev daws teeb meem -annealed thiab hnub nyoog.
Cov txheej txheem vuam pom zoo suav nrog GTAW (TIG), GMAW (MIG), SMAW (stick), thiab electron beam vuam. Matching filler metals raug xaiv raws liERNiFeCr-2(AWS A5.14). Tom qab-weld kev kho cua sov yog pom zoo rau tag nrho lub zog rov qab, tshwj xeeb tshaj yog rau cov khoom ua haujlwm siab tshaj 540℃. Kev ua haujlwm vuam ntawm GH4169 thiab Inconel 718 yog qhov ua haujlwm zoo ib yam - tib yam tsis muaj thiab cov txheej txheem siv rau ob qho tib si.
GH4169 vs Inconel 718: Daim ntawv thov sib piv
Ob leeg ua haujlwm rau tib daim ntawv thov spectrum, nrog rau kev xaiv tshwj xeeb feem ntau txiav txim siab los ntawm qhov project tus qauv yuav tsum tau ua:
Qhov twg GH4169 / Inconel 718 yog tus qauv xaiv:
- ✓ Aerospace:Turbine engine discs, hniav, shafts, fasteners, thiab foob pob ua ntxaij lub cev muaj zog
- ✓ Roj thiab roj:Cov cuab yeej Downhole, cov khoom siv lub taub hau, lub cev lub cev, thiab HPHT cov cuab yeej pob qij txha
- ✓ Nuclear zog:Reactor Cheebtsam, roj element spacers, thiab tswj pas nrig tsav mechanisms
- ✓ Industrial gas turbines:Compressor discs, hniav hauv paus hniav, thiab cov txheej txheem fasteners
- ✓ Kev kho mob:Cov cuab yeej phais thiab cov khoom siv prosthetic xav tau lub zog siab thiab biocompatibility
- ✓ Automotive:High -kev ua tau zoo turbocharger log thiab cov pa tawm li qub
-
Kev Ntsuam Xyuas Tus Nqi: Yog vim li cas GH4169 Yog Tus Nqi Ntau dua -Qhov Zoo
Rau cov neeg yuav khoom los ntawm Suav manufacturers,GH4169 feem ntau yog 20-35% pheej yig dua ib kilogramtshaj li hom Inconel 718 tuaj ntawm Western mills. Cov laj thawj ntawm tus nqi sib txawv no suav nrog:
| Nqi Factor | hwv 4169 | ib 718 |
|---|---|---|
| Tus nqi ntawm cov khoom (tus txheeb ze) | 1.0x | 1.2–1.5x |
| Brand Premium | Tsis muaj | 10-20% (Tshwj xeeb hlau) |
| Import Tariff / Kev lis kev cai | Tsis muaj (domestic) | Siv tau |
| Lub Sijhawm Lead | 15-30 hnub | 30-90 hnub |
| Khoom siv tau zoo | Sib npaug | Sib npaug |
⚠ Lub ntsiab lus tseem ceeb:Yog tias koj qhov project xav tau daim ntawv pov thawj sab hnub poob (AMS, NADCAP, AS9100), GNEE Alloy tuaj yeem muab Inconel 718 rau ASTM / AMS cov qauv nrog tag nrho traceability. Rau tsis yog-aerospace kev lag luam daim ntawv thov qhov twg GB tus qauv siv tau, GH4169 muaj kev ua tau zoo ib yam ntawm tus nqi qis dua nrog kev xa khoom sai.
Hais txog GNEE Alloy
Raws li ISO & CE tau ntawv pov thawjNickel Raws li Alloycov chaw tsim khoom nrog 20 xyoo dhau los, GNEE Alloy muab ob qho tib si GH4169 (GB tus qauv) thiab Inconel 718 (ASTM / AMS tus qauv) ntawm lub Hoobkas- tus nqi ncaj qha. Peb tsim phaj, bar, raj, forging, thiab fastener cov ntaub ntawv ib GB / T 14992, ASTM B637 / B670, thiab AMS 5662. Tag nrho cov khoom tuaj nrog EN 10204 3.1 MTC, ultrasonic kuaj, thiab thib peb-kev soj ntsuam tog (SGS, BV, TÜV) txaus siab. Rau cov ntawv tsis yog{12}}aerospace kev lag luam, GH4169 muab kev ua haujlwm zoo ib yam rau Inconel 718 ntawm 20–35% tus nqi qis nrog kev xa khoom sai.
Thov GH4169 / Inconel 718 Hoobkas- tus nqi ncaj qha
Ntim & Shipping
FAQ
Q: Puas yog GH4169 zoo ib yam li Inconel 718?
A: Yog, rau txhua lub hom phiaj siv tau.GH4169 yog Suav lub npe(GB/T 14992) thiabib 718yog lub npe Western lub npe (UNS N07718). Lawv muaj ze li zoo tib yam tshuaj muaj pes tsawg leeg, mechanical zog, thiab corrosion kuj. Qhov sib txawv tseem ceeb yog nyob rau hauv cov qauv txheej txheem, ntawv pov thawj, thiab tus nqi.
Q: "GH" txhais li cas hauv GH4169?
A: "GH" sawv cev rau "高温合金" (gāowēn héjīn), uas txhais tau tias "siab-kub alloy" hauv Suav. Tus naj npawb 4169 yog lub npe alloy nyob rau hauv GH series, qhov twg thawj tus lej qhia cov txheej txheem alloying (4=npib tsib xee- hlau-chromium puag).
Q: Qhov txawv ntawm Incoloy thiab Inconel yog dab tsi?
A: CovQhov sib txawv ntawm incoloy thiab inconelyog nickel cov ntsiab lus: Incoloy qib (xws li 800, 825) muaj 30-46% npib tsib xee nrog hlau tseem ceeb, optimized rau corrosion kuj ntawm nruab nrab kub. Cov qib Inconel (xws li 600, 625, 718) muaj ntau dua lossis sib npaug li 50% npib tsib xee rau siab dua - qhov kub thiab txias. GH4169 poob rau hauv qeb Inconel ntawm 50-55% npib tsib xee.
Q: Puas tuaj yeem GH4169 hloov Inconel 718 hauv kuv daim ntawv thov?
A: Hauv feem ntau cov ntawv thov kev lag luam, yog. Cov khoom siv ua haujlwm zoo ib yam. Txawm li cas los xij, yog tias koj qhov project yuav tsum tau ua raws li AMS spec, kev pom zoo NADCAP, lossis cov neeg siv khoom kawg tshwj xeeb tshaj tawm "Inconel 718," koj yuav tsum tau hais qhia rau ASTM- qib version. Peb tuaj yeem muab ob qho tib si los ntawm peb lub zeb.
Q: Kev kho cua sov rau GH4169 yog dab tsi?
A: Tus txheej txheem ob - kev laus kev kho mob yog: tshuaj anneal ntawm 960℃/ 1h / AC, ces muaj hnub nyoog ntawm 720℃/ 8h / rauv txias rau 620℃(50℃/ h), ces 620℃/ 8h / AC. Qhov no tsim cov 'Ni&sub3;Nb precipitates uas muab GH4169 nws lub zog siab.
Q: Puas yog Inconel yog nickel alloy?
A: Yog.Inconel yog nickel alloy- Inconel 718 thiab GH4169 ob leeg muaj 50–55% npib tsib xee, ua rau lawv muaj tseeb nickel-raws li superalloys. Cov ntsiab lus siab nickel yog dab tsi muab qhov zoo tshaj plaws SCC tsis kam thiab siab - kub stability.
