Thaum tus engineer sau ib qho inconel ntu rau daim ntawv thov uas xav tau, Alloy 625 thiab Alloy 718 feem ntau tshwm sim ntawm tib lub npe luv. Ob leeg yog npib tsib xee-raws li superalloys nrog zoo heev-kub stability. Ob leeg tiv thaiv oxidation. Ob leeg muaj nyob rau hauv bar, phaj, thiab cast forms. Txawm li cas los xij, lawv tau tsim kho rau cov qauv kev ua haujlwm tsis zoo, thiab xaiv qhov tsis ncaj ncees lawm tuaj yeem ua rau muaj kev txhim kho ntxov ntxov lossis ib qho kev tsim tawm dhau los uas ntxiv tus nqi yam tsis tau ntxiv kev pab cuam lub neej.
Qhov sib txawv tsis yog hais txog qhov twg alloy yog "muaj zog" lossis "ntau dua corrosion resistant" nyob rau hauv ib qho kev nkag siab dav. Nws yog hais txog qhov kev txhawb zog uas cuam tshuam rau qhov kev hem thawj degradation. Inconel 625 tso siab rau cov kev daws teeb meem ntxiv dag zog rau nws cov corrosion kuj thiab dav kub stability. Inconel 718 siv nag lossis daus hardening kom ua tiav lub zog siab, tab sis lub zog ntawd muaj qhov kub thiab txias. Nkag siab qhov twg lub qab nthab zaum, thiab dab tsi tshwm sim dhau ntawm nws, yog qhov pib rau txhua tus inconel ntu kev txiav txim xaiv.
Kab lus no yog sau rau aerospace, petrochemical, thiab high-temperature equipment engineers thiab buyers uas xav tau ib tug ua hauj lwm xaiv lub moj khaum. Nws tsom mus rau qhov kev xav ntawm metallurgical tom qab txhua lub alloy, cov kev pabcuam uas haum rau ib leeg, thiab kev txiav txim siab fabrication uas txiav txim siab seb cov alloy puas ua tau raws li qhov xav tau.
Qhov sib txawv ntawm cov tub ntxhais kawm: Kev daws teeb meem Strengthening vs Precipitation Hardening
Txoj hauv kev yooj yim tshaj plaws los teeb tsa qhov sib txawv yog qhov no: Inconel 625 tau txais nws lub zog los ntawm qhov uas yaj hauv nws; Inconel 718 tau txais nws lub zog los ntawm dab tsi los ntawm nws.
Inconel 625 (UNS N06625) yog ib qho kev daws teeb meem muaj zog alloy. Molybdenum (8–10%) thiab niobium (3.15–4.15%) tseem yaj nyob rau hauv cov nickel-chromium matrix, distorting cov siv lead ua lattice thiab impeding dislocation txav. Qhov kev txhawb zog no muaj nyob rau hauv cov xwm txheej raws li kev muab khoom. Tsis tas yuav kho kev laus. Cov yam ntxwv zoo ib yam uas muab lub zog-tshwj xeeb yog cov ntsiab lus siab molybdenum thiab chromium-tseem tsim cov alloy qhov tshwj xeeb corrosion kuj. Inconel 625 yog, nyob rau hauv qhov tseeb, ib qho corrosion alloy uas tshwm sim kom muaj lub zog muaj txiaj ntsig, tsis yog lub zog alloy uas tshwm sim los tiv thaiv corrosion.
Inconel 718 (UNS N07718) ua haujlwm los ntawm lwm txoj hauv kev. Niobium (4.75–5.5%) ua ke nrog npib tsib xee thaum laus los ua gamma double prime (Ni₃Nb) precipitates, ua hauj lwm nrog gamma prime (Ni₃Al/Ti) los muab cov thawj ntxiv zog. Nyob rau hauv qhov kev daws teeb meem-kho, 718 yog qhov muag muag. Tom qab kev laus, nws lub zog tawm los mus txog kwv yees li 1000-1100 MPa nyob ntawm cov khoom tsim thiab cov lus qhia tshwj xeeb, piv nrog rau feem ntau 320-450 MPa rau annealed 625. Qhov sib txawv - kwv yees li ob mus rau peb npaug ntawm lub zog tawm los - piav qhia vim li cas 718 dominates high-stress rotating Cheebtsam.
Inconel 600, qee zaum ua ke nrog cov alloys hauv kev sib tham ntawm nickel-alloy, yog Ni-Cr alloy yam tsis muaj molybdenum lossis niobium ntxiv uas txhais tau tias 625 thiab 718. Nws muaj zog thiab corrosion kuj yog ob qho tib si ntau dua, thiab nws zaum sab nraum qhov kev sib piv no.
Rau ib inconel ntu qhov twg thawj qhov kev hem thawj yog chloride pitting lossis acidic nres, 625's solid-solution chemistry yog qhov muaj txiaj ntsig zoo. Qhov twg thawj qhov kev hem thawj yog qaug zog lossis tawm los nyob rau hauv siab load ntawm nruab nrab kub, 718's nag lossis daus-hardened qauv yog qhov kev xaiv tsim nyog. Cov seem ntawm kab lus no tshuaj xyuas qhov twg cov xwm txheej tshwm sim tiag tiag.
Yuav ua li cas Kub thiab Corrosion Conditions txiav txim siab xaiv
Inconel 625: Corrosion-Dominated Service thiab Welded Structures
Inconel 625 yog lub neej ntawd specification thaum corrosion kuj yog qhov txiav txim siab. Nws cov ntsiab lus molybdenum muab pitting thiab crevice corrosion kuj nyob rau hauv chloride-cov kabmob ib puag ncig, nrog rau pitting kuj sib npaug tus naj npawb (PREN) ho siab dua li ntawm 718 vim nws cov ntsiab lus molybdenum siab dua. Hauv cov dej hiav txwv, cov dej ntws ntawm cov kua qaub, thiab cov kev pabcuam roj qaub, qhov kev tiv thaiv no yog vim li cas 625 raug xaiv ntau dua li lwm txoj hauv kev muaj zog dua. Lub alloy yog siv rau subsea flowlines, tshuaj ua khoom siv xws li li qub thiab tshav kub exchangers, thiab marine tso systems.
Qhov kub muaj peev xwm ntawm 625 feem ntau to taub yuam kev. Cov alloy khaws cov khoom muaj txiaj ntsig zoo thiab oxidation tsis kam mus rau kwv yees li 980 ° C, thiab qee qhov chaw hais txog kev pabcuam kub txog 1093 ° C rau cov khoom tshwj xeeb. Tab sis "muaj zog siv tau" ntawm 980 ° C tsis zoo ib yam li qhov muaj peev xwm thauj khoom siab uas 718 muab ntawm qhov kub qis dua. Inconel 625 ntawm qhov kub thiab txias yog xaiv rau oxidation tsis kam thiab cov qauv kev ruaj ntseg, tsis yog rau yield zog nyob rau hauv hnyav load.
Kev tsim kom zoo dua ntawm 625 yog qhov tseem ceeb sib npaug. Cov hlau tuaj yeem siv tau rau hauv cov xwm txheej zoo li tsis muaj kev kho cua sov tom qab vuam thiab tiv taus kev cuam tshuam intergranular txawm tias nyob rau hauv qhov xwm txheej welded. Rau cov qauv welded, weld overlay cladding, thiab complex fabrications qhov twg tom qab vuam aging voj voog yuav qhia distortion los yog ntxiv tus nqi, qhov yooj yim no yog ib qho kev xaiv tswv yim. Cov hlau feem ntau yog siv los ua kev sib txuas ntawm cov pa roj carbon steel rau cov kev pabcuam qaub, qhov twg cov cladding muab kev tiv thaiv corrosion tsis tas yuav tsum tau kho cua sov ntawm tag nrho cov khoom.
Inconel 718: Lub zog-Dominated Service Hauv qab lub qhov rais laus
Inconel 718 yog qhov tseem ceeb superalloy rau cov ntawv thov kev ntxhov siab hauv qab li ntawm 650 ° C. Lub dav hlau cav turbine discs, lub zog siab fasteners, roj thiab roj downhole cov cuab yeej, thiab foob pob ua ntxaij cav turbopumps tag nrho cia siab rau 718 lub hnub nyoog lub zog. Qhov kev ua haujlwm siab thiab kev ntxhov siab-rupture alloy yog zoo heev nyob rau hauv no ntau yam.
Tshaj li qhov kub thiab txias, lub zog ntawm lub tshuab pib ua tsis tiav. Lub gamma ob zaug precipitates uas muab 718 lub zog coarsen thiab hloov mus rau delta theem ntawm qhov kub thiab txias nyob ib ncig ntawm 650 ° C thiab siab dua, ua rau poob ntawm lub zog. Qhov no tsis yog ib qho kev poob qis uas tuaj yeem tswj tau nrog kev nyab xeeb. Nws yog ib theem transformation uas hloov cov alloy qhov tseem ceeb tus cwj pwm. Rau kev pabcuam ruaj khov siab tshaj li ntawm 650-700 ° C, 718 tsis yog qhov kev xaiv tsim nyog rau lub zog, tsis hais nws chav tsev kub li cas. Qhov kev txwv siab kawg nyob ntawm theem kev ntxhov siab thiab xav tau lub neej, tab sis cov txheej txheem tswj hwm tus ciam teb uas tsis tuaj yeem tsim nyob ib puag ncig tsis muaj sijhawm.
Inconel 718 muaj txiaj ntsig zoo corrosion kuj. Nws tiv taus oxidation thiab ntau aqueous media txaus rau kev siv cov qauv. Tab sis nyob rau hauv chloride txhoj puab heev los yog txo cov acid ib puag ncig, nws cov ntsiab lus molybdenum qis (2.8-3.3%) thiab cov ntsiab lus hlau ntau dua ua rau nws tsis muaj zog dua 625. inconel ntu tau teev nyob rau hauv 718 rau ib daim ntawv thov corrosive yog feem ntau hais txog lub zog thiab under-specified ntawm corrosion kuj. Kev xaiv logic yuav tsum ua raws li qhov tseem ceeb tsis ua haujlwm, tsis yog qhov kev nyiam dav dav rau "kev ua tau zoo dua" alloy.
Hom Inconel Tshooj Cov Ntawv thiab Qhov Chaw Txhua Alloy Fits
Valve Lub cev thiab cov khoom siv tshuaj ua haujlwm
Hauv kev ua tshuaj lom neeg, lub cev lub cev thiab cov khoom siv sab hauv ntsib kev sib txuas ntawm cov xov xwm corrosive, erosive flow, thiab sealing-dog xav tau. Thaum cov txheej txheem kwj dej muaj chlorides, txo cov kua qaub, lossis dej hiav txwv txias, Inconel 625 yog qhov tsim nyog. Nws cov ntsiab lus molybdenum nyob pitting thiab crevice corrosion ntawm flanges thiab sealing ntsej muag, thiab nws li-welded usability yooj yim fabrication ntawm complex valve geometries.
Inconel 718 tshwm nyob rau hauv cov kev pab cuam tshuaj feem ntau nyob rau hauv high-pressure fasteners thiab structural Cheebtsam qhov twg lub zog yog txoj cai tswj, es tsis yog nyob rau hauv wetted qhov chaw raug mus rau txhoj puab heev chemistry. Rau ib inconel ntu uas ua ke ob qho tib si kev ua haujlwm - ib qho kev ntxhov siab siab uas tseem hu rau cov xov xwm corrosive - kev xaiv yuav xav tau kev sib haum xeeb lossis sib txawv ntawm cov hlau tag nrho.
Daim ntawv pov thawj: Lub vev xaib cov nplooj ntawv khoom tam sim no npog Inconel 600 thiab Inconel 718. Muaj Inconel 625 qhov chaw yuav tsum tau lees paub ua ntej qhia 625 raws li cov khoom siv.
Turbine Seals, Discs, thiab High-Stress Rotating Parts
Hauv kev siv aerospace thiab roj turbine, 718 yog lub neej ntawd rau turbine discs, compressor discs, shafts, thiab high-stress static Cheebtsam ua haujlwm hauv qab 650 ° C. Kev sib xyaw ua ke ntawm cov khoom siv hluav taws xob siab, kev qaug zog, thiab kev ntxhov siab-rupture muaj peev xwm nyob rau hauv qhov kub thiab txias yog qhov nyuaj los hloov. Turbine cov ntsaws ruaj ruaj uas muaj kev sib cuag siab loads thiab thermal cycling feem ntau teev nyob rau hauv 718 thaum lub foob ntsej muag tsis raug rau corrosive hnyav.
Inconel 625 tshwm nyob rau hauv lub cav tso tsheb, ducting, thiab cov khoom uas oxidation tsis kam thiab corrosion kuj tseem ceeb tshaj load-bearing muaj peev xwm. Kev xaiv ntawm ob qho tib si nyob rau hauv ib puag ncig turbine feem ntau ua raws li cov lus nug meej: yog qhov feem ntau yog txoj hauv kev thauj khoom, lossis feem ntau yog qhov ntim thiab ntws-txoj kev tiv thaiv? Thawj nyiam 718; thib ob nyiam 625.
Manifolds, Fasteners, thiab Exhaust Cheebtsam
Fasteners yog ib daim ntawv thov classic 718. Siab preload, tiv thaiv kev ntxhov siab, thiab qaug zog tiv thaiv nyob rau hauv cyclic loading yog cov cai tswj, thiab 718 lub hnub nyoog lub zog thiab kev ntxhov siab-rupture kev ua tau zoo ncaj qha rau lawv. Lub siab kub bolted sib koom ua ke teev nyob rau hauv 625 yuav xav tau ib tug loj fastener los yog ib tug qis preload kom ua tau zoo sib npaug, ntxiv hnyav thiab complexity.
Exhaust manifolds thiab cov khoom zoo sib xws nthuav tawm rooj plaub ntau dua. Yog tias qhov ntsuas kub ua haujlwm qis dua 650 ° C thiab ib puag ncig yog oxidizing tab sis tsis hnyav heev, 718 yog qhov kev xaiv tsim nyog. Yog tias cov kwj deg muaj cov tshuaj chloride-cov kabmob condensates lossis acidic hom, 625 qhov kev tiv thaiv corrosion kuj yuav ntau dua 718 lub zog kom zoo dua. Qhov kev txiav txim siab yuav tsum yog raws li qhov tseeb ntawm cov roj chemistry thiab hlau kub, tsis yog nyob rau hauv kev xav tias lub zog siab dua ib txwm nyiam.
Fabrication thiab Casting Challenges: 625 vs 718
Machining Cwj Pwm
Ob leeg alloys nyuaj rau tshuab piv nrog stainless hlau, tab sis vim txawv. Inconel 625 nyob rau hauv cov mob annealed yog gummy thiab ua hauj lwm-hardens sai heev. Chips yog ntev thiab stringy, cov cuab yeej hnav yog ceev, thiab cov khoom nyhav thawb tawm ntawm ntug txiav es tsis shear huv si. Cov cuab yeej ntse ntse, lub tshuab ua kom txias siab, thiab cov khoom noj kom zoo yog qhov tseem ceeb kom tsis txhob muaj txheej txheej tawv tawv uas ua rau muaj kev cuam tshuam cov haujlwm tom ntej.
Inconel 718 feem ntau yog machined nyob rau hauv cov tshuaj-kho los yog ib nrab hnub nyoog mob, ces laus tom qab machining. Nws qhov siab dua qhov hnyav dua txhais tau tias cov cuab yeej hnav yog qhov kev txhawj xeeb tseem ceeb, tab sis kev tsim cov nti yog qhov xav tau ntau dua thiab kev tswj qhov ntev yog feem ntau zoo dua li ntawm 625. Yog tias ib feem yog hnub nyoog ua ntej qhov kawg machining, qhov hardness nce ntxiv thiab machining yuav nyuaj dua. Cov tswv yim mus kom ze rau feem ntau inconel ntu manufacturing yog rau lub tshuab ntxhib nyob rau hauv lub softer mob, muaj hnub nyoog, ces tiav tshuab nrog nyiaj pub rau lub dimensional hloov uas aging tsim.
Vuam thiab Kev Kho Mob Tom Qab Weld
Inconel 625 tuaj yeem welded thiab muab tso rau hauv kev pabcuam yam tsis muaj kev kho cua sov tom qab vuam, thiab cov hlau tsis muaj kev cuam tshuam intergranular corrosion txawm nyob rau hauv cov mob welded. Qhov no yog qhov tseeb fabrication kom zoo dua rau cov rooj sib txoos loj lossis nyuaj uas lub voj voog kev laus tom qab vuam yuav ua tsis tau lossis yuav ua kom muaj kev cuam tshuam. Cov hlau tseem siv tau los ua ib qho kev sib txuas rau kev tiv thaiv corrosion, siv rau carbon steel los yog qis-alloy substrates yam tsis tas yuav tsum tau kho cua sov ntawm cov khoom tiav.
Inconel 718 yog weldable, tab sis welded Cheebtsam feem ntau xav tau kev laus tom qab vuam kom rov ua tau lub zog hauv qhov vuam thiab qhov kub thiab txias. Cov txheej txheem vuam nws tus kheej tuaj yeem tsim cov cam khwb cia zoo li microstructure nrog kev sib cais uas cuam tshuam rau cov lus teb tom qab laus. Rau welded 718 cov qauv, lub voj voog kev kho cua sov dhau los ua ib feem ntawm txoj kev tsim khoom tseem ceeb, tsis yog kev xaiv ua tiav.
Kev txiav txim siab Casting
Ob qho tib si alloys tuaj yeem ua lag luam cam khwb cia, tab sis cov txheej txheem tswj kev xav tau txawv. Inconel 718 muaj niobium txaus uas Laves theem tuaj yeem tsim tau thaum lub zog khov. Cov theem no yog kev puas tsuaj rau cov khoom siv kho tshuab thiab yuav tsum tau yaj los ntawm kev kho cov tshuaj ua ntej kev laus. Kev kho cua sov txheem rau cam khwb cia 718, raws li tau piav qhia hauv AMS 5383, suav nrog homogenization ua raws li kev daws teeb meem thiab ob-kauj ruam kev laus. Cov txheej txheem casting thiab lub sijhawm kho cua sov rau 718 yuav tsum tau tsim los ua ib qho kev sib koom ua ke, tsis yog kev ua haujlwm sib cais. Inconel 625 muaj kev zam txim ntau dua hauv kev tsim, txawm hais tias kev sib cais tswj hauv cov ntu tuab tseem tseem ceeb.
Rau ib inconel ntu uas xav tau ob qho tib si casting thiab siab zog, 718 qhov kev kho cua sov yog ib feem tseem ceeb ntawm kev ua tiav cov khoom teev tseg. Ib tug cam khwb cia 718 tivthaiv uas tsis tau txais kev kho kom raug-thiab-hnub nyoog kev kho mob yuav tsis xa lub zog uas lub alloy npe implies.
Xaiv Daim Ntawv Pom Zoo
Cov ntawv txheeb xyuas hauv qab no yog npaj rau kev siv ua ntej kev hais lus lossis kev tshuaj xyuas tsim qauv, uas yog ib txoj hauv kev kom paub meej tias qhov kev xaiv ntawm cov alloy sib phim qhov tseem ceeb ntawm kev pabcuam.
| Lus Nug Paub | Yog Yog | Yog Tsis muaj |
| Puas yog thawj hom tsis ua haujlwm corrosion (pitting, crevice, acidic nres)? | 625 yog qhov pib tsim nyog | Nkag mus rau lo lus nug tom ntej |
| Puas yog qhov kev pabcuam ruaj khov kub siab tshaj li ntawm 650 ° C? | 625 los yog tsev neeg hlau sib txawv; 718 lub zog kom zoo dua poob | Nkag mus rau lo lus nug tom ntej |
| Puas yog qhov yuav tsum tau muaj zog tshaj li ntawm 800-900 MPa? | 718 (laus mob) | Nkag mus rau lo lus nug tom ntej |
| Puas yog cov khoom siv welded fabrication uas tsis tuaj yeem tom qab vuam hnub nyoog? | 625 | 718 tuaj yeem xav txog |
| Puas yog ob qho tib si corrosion thiab kev ntxhov siab nyob rau hauv nruab nrab kub? | Yuav tsum muaj kev ntsuam xyuas tshwj xeeb; Kev pheej hmoo corrosion feem ntau nyiam 625 | — |
Lub 800-900 MPa qhov pib nyob rau hauv cov lus no yog ib qho kev sib txawv ntawm qhov raug yield zog ntawm annealed 625 thiab hnub nyoog 718. Nws tsis yog ib qho kev txwv. Kev xaiv cov khoom siv zaum kawg yuav tsum yog raws li cov qauv tsim tiag tiag thiab cov qauv siv tau rau qhov tshwj xeeb inconel ntu.
FAQ
Puas yog Inconel 718 muaj zog dua 625 ntawm txhua qhov kub?
No. 718 lub zog kom zoo dua yog nyob ntawm gamma ob chav prime precipitates uas nyob ruaj khov hauv qab li ntawm 650 ° C. Saum toj no qhov kub thiab txias, lub precipitates coarsen thiab transforms, thiab lub zog kom zoo dua diminishes. Inconel 625's solid-solution strengthening tsis yog nyob ntawm theem precipitate thiab tseem muaj txiaj ntsig zoo ntawm qhov kub siab dua, txawm tias nyob rau theem qis zog.
Inconel 625 puas tuaj yeem muaj hnub nyoog kom phim 718 lub zog?
Tsis yog. Inconel 625 tsis muaj cov titanium, txhuas, thiab niobium tshuav nyiaj li cas yuav tsum tau ua rau cov lus teb los nag lossis daus loj. Nws lub zog yog los ntawm molybdenum thiab niobium nyob rau hauv cov kev daws teeb meem, thiab kev laus kev kho mob tsis tsim cov gamma ob prime precipitates uas ntxiv dag zog rau 718.
Cov hlau twg zoo dua rau kev siv dej hiav txwv?
Inconel 625. Nws cov ntsiab lus molybdenum muab pitting thiab crevice corrosion kuj nrog ib tug PREN ho siab tshaj 718, thiab nws yog tshwj xeeb yog sau tseg rau seawater kev pab cuam nrog rau cov kav dej, fittings, thiab marine Cheebtsam. Inconel 718 muaj kev tiv thaiv corrosion txaus rau ntau qhov chaw tab sis tsis yog qhov kev xaiv zoo tshaj plaws rau kev pabcuam tshuaj chloride.
Vim li cas Inconel 718 xav tau kev kho kev laus?
Nyob rau hauv cov kev daws teeb meem-kho, 718 cov ntsiab lus alloying tseem nyob hauv kev daws teeb meem thiab cov hlau kuj yog mos. Kev laus precipitates gamma double prime (Ni₃Nb), uas impedes dislocation txav thiab ua rau lub zog siab uas cov alloy tau teev tseg. Yog tsis muaj kev laus, ib feem 718 tsis ua tiav nws cov khoom siv kho tshuab.
Ob lub alloys puas tuaj yeem ua kev nqis peev?
Yog lawm. Ob leeg tuaj yeem tsim los ntawm kev nqis peev casting. Inconel 718 casting xav tau kev kho mob kom yaj Laves theem tsim thaum lub sij hawm solidification, ua raws li kev laus los txhim kho lub zog. Kev kho cua sov yog ib qho tseem ceeb ntawm cov txheej txheem tsim khoom, tsis yog ib qho kev xaiv. Inconel 625 casting yog ib qho kev zam txim ntau dua, txawm hais tias kev tswj kev sib cais tseem tseem ceeb rau cov ntu tuab.
Cov kauj ruam tom ntej: Sib piv cov txheej txheem rau hom tsis ua haujlwm
Qhov kev xaiv ntawm Inconel 625 thiab 718 rau ib qho inconel ntu yuav tsum ua raws li ib nqe lus nug: dab tsi yog qhov tseem ceeb degradation mechanism? Yog hais tias corrosion-pitting, crevice nres, acidic los yog chloride-cov kabmob media-yog qhov kev hem thawj, 625's solid-solution chemistry thiab molybdenum cov ntsiab lus hais ncaj qha, thiab nws txoj kev siv tau zoo li welded simplifies fabrication. Yog tias muaj kev ntxhov siab ntau, qaug zog, lossis tawm los ntawm kev thauj khoom hauv qab li ntawm 650 ° C yog qhov yuav tsum tau ua, 718 lub zog los nag-tawv tawv yog qhov tsim nyog tshwj xeeb, muab qhov kub thiab txias qab nthab.
Rau cov ntawv thov uas ob qho tib si corrosion thiab kev ntxhov siab siab tam sim no, tsis yog alloy yog cov lus teb thoob ntiaj teb. Kev ntsuam xyuas yuav tsum ntsuas qhov tshwm sim ntawm corrosion tsis ua hauj lwm tawm tsam qhov tshwm sim ntawm kev ua haujlwm tsis ua haujlwm, thiab txiav txim siab seb cov khoom sib txawv lossis kev tiv thaiv saum npoo tuaj yeem hais txog ob qho kev xav tau zoo dua.
Txhawm rau tshuaj xyuas muaj Inconel ntu specifications, suav nrog Inconel 600 thiab Inconel 718 cov ntaub ntawv khoom, mus saib cov nplooj ntawv cov khoom lag luam. Rau Inconel 625 qhov chaw los yog kev cai cam khwb cia thiab machined Cheebtsam nyob rau hauv ob qho tib si alloy, paub meej tias qhov tam sim no raug tsim thiab kev kho cua sov muaj peev xwm ncaj qha ua ntej yuav qhia.
