ib 718
Lub zog: Muaj lub zog tensile siab, qaug zog lub zog, creep lub zog, thiab lub zog tawg.
Qhov kub thiab txias: Ua tau zoo nyob rau hauv qhov kub thiab txias ntawm qhov kub thiab txias txog li 1290℃F (980 degree).
Corrosion Resistance: Resistant oxidation thiab kev ntxhov siab corrosion cracking, thiab pom zoo corrosion kuj nyob rau hauv acidic ib puag ncig uas muaj hydrogen sulfide / carbon dioxide.
Weldability: Muaj kev tiv thaiv zoo tshaj rau kev tshaj tawm -weld cracking piv rau lwm yam siab - kub alloys.
Kev kho cua sov: Cov cuab yeej zoo tshaj plaws yog ua tiav los ntawm lub hnub nyoog hardening, thiab cov txheej txheem kev kho cua sov sib txawv tuaj yeem siv tau nyob ntawm daim ntawv thov.
Raws li tus neeg muag khoom thiab chaw tsim khoom nyob rau hauv Suav teb, GNEE Steel muab tus nqi -nickel zoo- raws li cov khoom siv alloy.
- Xa E-mail:ss@gneesteel.com
- Tel:+8615824687445
Inconel 718 piav qhia
GNEE Inconel 718
Inconel 718 (UNS N07718) yog siab - zog, corrosion- tiv taus npib tsib xee-chromium superalloy paub txog nws lub zog tshwj xeeb, qaug zog tiv thaiv, thiab nkag siab ntawm qhov kub thiab txias (txog li 1290℃F / 980 degree), thiab nws tuav nws cov khoom ntawm qhov kub thiab txias. Nws tuaj yeem ua kom muaj zog los ntawm nag lossis daus nyuaj, muaj kev sib txuas zoo, thiab tiv taus oxidation thiab corrosion, ua rau nws tseem ceeb hauv aerospace (jet engines, rockets), roj thiab roj (cov cuab yeej downhole), thiab petrochemical industries, qhov twg nws yog feem ntau siv nyob rau hauv fasteners, turbine Cheebtsam, thiab cryogenic khoom.
Inconel 718 Muaj Cov Duab
Inconel 718 Seamless Yeeb Nkab
Inconel 718 Phaj
Tom ntej: Inconel 718 Bar
Inconel 718 Yeeb Nkab Fitting
ib 718Standards thiab Specifications
| Txuj | Kev piav qhia |
|---|---|
| ASTM B 637 Cov khoom lag luam | Bars thiab Rods |
| ASTM B 670 Cov Lus Qhia Tshwj Xeeb | Phaj thiab Ntawv |
| ASTM B 673 Cov khoom lag luam | Seamless Tubes |
| AMS 5662 / AMS 5663 |
Haum |
Inconel 718 Specification
Inconel 718 Tshuaj muaj pes tsawg leeg
| Element | Kev sib xyaw (%) |
|---|---|
| Nickel (Ni) | 50.0 – 55.0 |
| Chromium (Cr) | 17.0 – 21.0 |
| Hlau (Fe) | 18.5 min |
| Niobium (Nb) | 4.75 – 5.50 |
| Molybdenum (hli) | 2.80 – 3.30 |
| Titanium (Ti) | 0.65 – 1.15 |
| Aluminium (Al) | 0.20 – 0.80 |
| Tantalum (Ta) | 0.05 max |
| Manganese (Mn) | 0.35 max |
| Silicon (Si) | 0.35 max |
| Cov pa roj carbon (C) | 0.08 max |
| Sulfur (S) | 0.015 max |
| Phosphorus (P) | 0.015 max |
| Copper (Cu) | 0.30 max |
Mechanical zog ntawm Inconel 718 ntawm qhov sib txawv kub
| Khoom | Chav ntsuas kub (25 degree) | 538℃(1000℃F) | 650℃(1200℃F) |
|---|---|---|---|
| Lub zog muaj zog (0.2% offset, MPa) | ~1,035 | ~930 | ~760 – 820 |
| Qhov kawg Tensile Strength (MPa) | ~1,280 – 1,380 | ~1,110 | ~950 – 1,000 |
| Elongation (%) | 12 – 20 | ~18 | ~15 |
| Creep Repture Strength (MPa, 1000h) | – | ~725 | ~690 |
| Fatigue Strength (HCF, MPa) | ~ 450 (10⁷ voj voog) | ~380 | ~320 |
| Fracture Toughness (K_IC, MPa√m) | ~120 – 150 | ~110 – 130 | ~100 – 120 |
| Hardness (HRC) | 36 – 45 | 34 – 40 | 32 – 38 |
Corrosion kuj thiab oxidation kuj ntawm Inconel 718
Inconel 718 muaj kev tiv thaiv zoo heev rau ntau qhov chaw corrosive, ua rau nws muaj kev ntseeg siab heev hauv cov ntawv thov raug rau cov tshuaj lom neeg, noo noo, thiab siab -kub oxidizing tej yam kev mob.
Nws cov kev tiv thaiv corrosion feem ntau yog vim nws cov nickel (Ni) thiab chromium (Cr) cov ntsiab lus, nrog rau molybdenum (Mo) thiab niobium (Nb) rau kev txhim kho kev tiv thaiv pitting thiab crevice corrosion.
| Ib puag ncig | Cov ntsiab lus ua haujlwm |
|---|---|
| chloride-nplua nuj (xws li dej hiav txwv) | Zoo heev tiv taus pitting thiab crevice corrosion; haum rau marine thiab offshore siv. |
| Acid Gases (H₂S) | Ua raws li NACE MR0175 / ISO 15156; resists sulfide kev nyuaj siab tawg. |
| Acids (piv txwv li, HNO₃, H₂SO₄) | Kev tiv thaiv zoo nyob rau hauv ib puag ncig sib xyaw-acid; nruab nrab kuj nyob rau hauv heev txo acids. |
| Industrial Atmospheres | Nyob ruaj khov nyob rau hauv cov av noo, muaj kuab paug, thiab acidic tej yam kev mob, nrog rau flue gases thiab refinery chaw. |
| High-Cub Dej / Chav Dej | Haum rau cov tshuab hluav taws xob thiab hluav taws xob tsim hluav taws xob; khaws passivity nyob rau hauv siab / kub. |
Inconel 718 nquag siv nyob rau hauv downhole oilfield cov cuab yeej, tshuaj reactors, fasteners, thiab tshav kub exchangers qhov corrosion yog ib qho tseem ceeb.
Oxidation Resistance
Inconel 718 ua tau zoo nyob rau hauv oxidizing cua mus txog ~ 980 degree, txawm hais tias nws cov neeg kho tshuab lub zog txwv kev pab cuam rau ~ 650 degree.
Protective Oxide Zaj duab xis:Cov hlau ua ib txheej tuab Cr₂O₃ (chromia) uas tiv thaiv kev sib kis thiab tiv thaiv oxidation ntxiv.
Thermal Cycling:Ua kom muaj kev ncaj ncees saum npoo thaum rov ua cua sov thiab txias, ua rau nws haum rau cov khoom siv dav hlau thiab cov khoom siv turbine.
Sulfidation:Pom zoo tiv thaiv rau siab -sulfur combustion ib puag ncig piv rau stainless hlau, txawm tias tsawg dua qee qhov Mo- muaj cov alloys.
Kev sib piv ntawm Inconel 718 nrog rau lwm cov ntaub ntawv
Inconel 718 vs lwm nickel{1}}raws li superalloys
| Khoom siv | Kub muaj peev xwm (degree) | Lub zog | Weldability / Workability | Tej kev siv |
|---|---|---|---|---|
| ib 718 | Txog li ~ 700 degree | Siab (vim ',') | Zoo weldability thiab machinability | Turbine disks, aerospace Cheebtsam, roj & roj |
| Ib 625 | Mus txog ~ 980 degree | Nruab nrab | Weldability zoo heev | Corrosion tsis kam, tshuaj ua haujlwm |
Cov ntsiab lus:Inconel 718 muaj qhov sib npaug sib npaug ntawm lub zog siab thiab ua haujlwm zoo, tsis zoo li qee qhov lwm yam siab - kub alloys uas tseem ceeb siab - qhov kub thiab txias ntawm tus nqi ntawm kev tsim khoom.
Stainless hlau thiab Inconel 718
| Khoom siv | Kub muaj peev xwm (degree) | Corrosion Resistance | Lub zog | Tej kev siv |
|---|---|---|---|---|
| ib 718 | Txog li ~ 700 degree | Zoo heev (Oxidation, Corrosion) | Siab heev | High-temperature aerospace, tsim hluav taws xob |
| 316L Stainless hlau | Txog li ~ 400 degree | Zoo (Chloride Resistance) | Nruab nrab | Chemical tanks, marine fittings |
| 17-4 PH Stainless hlau | Mus txog ~ 480 degree | Zoo | Nruab nrab mus rau siab | Aerospace, twj tso kua mis, li qub |
Cov ntsiab lus:Inconel 718 outperforms stainless hlau nyob rau hauv siab - kub thiab corrosive ib puag ncig, ua rau nws nyiam xaiv thaum lub zog thiab oxidation kuj tseem ceeb heev.
Inconel 718 vs titanium alloy
| Khoom siv | Kub muaj peev xwm (degree) | Lub zog - rau - Qhov hnyav piv | Corrosion Resistance | Tej kev siv |
|---|---|---|---|---|
| ib 718 | Txog li ~ 700 degree | Nruab nrab | Zoo heev | High-temperature Cheebtsam, turbine disks |
| Ti-6Al-4V | Txog li ~ 400 degree | Siab heev | Zoo | Aerospace structural qhov chaw, kho mob implants |
| tig 6242 | Mus txog ~ 540 degree | Siab | Zoo | Dav hlau cav compressor hniav, yam ntxwv yam |
Cov ntsiab lus:Titanium alloys muaj lub zog zoo heev - rau - qhov hnyav piv thiab corrosion kuj ntawm nruab nrab kub, tab sis npib tsib xee-chromium- hlau alloy 718 tseem zoo dua rau siab - daim ntawv thov kub qhov twg lub zog tuav yog qhov tseem ceeb.
Daim ntawv thov ntawm Inconel 718
INCONEL 718 alloy yog dav siv nyob rau hauv cov ntaub ntawv tseem ceeb uas yuav tsum tau muaj zog thiab corrosion kuj:
Aerospace:Aircraft cav Cheebtsam, foob pob ua ntxaij cav, thiab spacecraft.
Gas turbines:Turbine discs, hniav, thiab ntsaws ruaj ruaj.
Nuclear reactors:Core Cheebtsam thiab reactor internal structures.
Roj thiab roj:Cov yam ntxwv ntawm lub qhov dej, qhov valve, thiab cov cuab yeej downhole.
Automotive:Turbocharger rotors thiab ntsaws ruaj ruaj.
Kev tshuaj xyuas thiab ntim ntawm inconel 718 Khoom
Kev ntsuam xyuas ntawm inconel 718
Gnee Steel muaj npe nrov rau nws qhov zoo meej qhov tseeb. Tag nrho cov khoom raug kuaj nruj ua ntej xa zaub mov. Peb ua ob qho kev puas tsuaj thiab tsis yog - kev sim ua kom puas tsuaj rau txhua yam khoom.
Eddy kev sim tam sim no
Hydrostatic siab tsom xam
Pitting corrosion tiv thaiv kev kuaj
Lub zog tsim kev lag luam
Kev txheeb xyuas cov khoom muaj pes tsawg leeg
Ntim Ntawm Inconel 718 Khoom
Gnee Steel siv txoj kev ntim khoom zoo tshaj plaws thiab zoo tshaj plaws rau txhua hom kev thauj mus los. Peb txoj kev ntim khoom muaj xws li:
Ntoo crates
Ntoo pallets
Shrink wrap packing
Cardboard thawv
Ntoo crates
Hais txog Gnee Steel
Gnee Steel tshwj xeeb hauv kev tsim thiab muag ntawm ntau yam nickel-raws li alloys, suav nrog Nickel 201, Nickel 202, Hastelloy C-276, Hastelloy C-22, Hastelloy B, Hastelloy C-4, Inconel Alloy 600, Inconel 625, Inconel 71, Inconel Alloy 800, Incoloy 800H / HT, Incoloy 825, Monel Alloy 400, Monel K500, thiab kub kub alloys. Gnee Steel cov khoom siv dav siv hauv aerospace, tshuaj, hluav taws xob, tsheb, thiab kev siv hluav taws xob nuclear. Peb kuj muab cov kev daws teeb meem customized alloy raws li cov neeg siv khoom xav tau. Rau cov lus nug txog tus nqi alloy lossis customized alloy kev daws teeb meem, thov hu rau peb rau kev tsocai ntawmss@gneesteel.com.
FAQ
Q: Puas yog Inconel 718 nyuaj rau tshuab?
A: Cov npib tsib xee no -raws li superalloy yog cov khoom siv feem ntau hauv kev lag luam aerospace, muaj lub zog zoo thiab ua haujlwm kub. Txawm li cas los xij, cov yam ntxwv no ua rau nws nyuaj heev rau tshuab. Inconel 718 alloy yog nquag ua hauj lwm ceev ceev, ua rau kub siab heev ntawm cov cuab yeej -workpiece interface, yog li ua kom ceev cov cuab yeej hnav.
Q: Dab tsi yog qhov tsis zoo ntawm Inconel 718?
A: Qhov tsis zoo thiab lwm txoj hauv kev ntawm Inconel 718
Txawm hais tias Inconel 718 muaj cov khoom zoo heev thiab kev tiv thaiv corrosion, nws kuj muaj qee qhov tsis zoo: Tus nqi siab: Vim nws txoj kev tsim khoom nyuaj, Inconel 718 kim heev. Nyuaj rau lub tshuab: Nws cov hardness siab ua rau cov khoom tshem tawm nyuaj thiab ua kom cov cuab yeej hnav.
Q: Qhov siab tshaj plaws ua haujlwm kub ntawm Inconel 718 yog dab tsi?
A: Nws qhov kev ua tau zoo yog txhim khu kev qha rau kev pabcuam txuas mus txog 650℃(1,200℃F). Rau lub sijhawm luv (feeb mus rau teev), nws tuaj yeem tiv taus txog 800 degree, tab sis nws lub zog txo qis dua 650 degree.
Cim npe nrov: inconel 718, Tuam Tshoj inconel 718 lwm tus neeg
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Tsis muajTom ntej
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