1. Dab tsi yog qhov sib txawv tseem ceeb ntawm UNS N08825 (Incoloy 825) thiab Inconel alloys zoo li 601, 625, thiab 718 hais txog kev tiv thaiv corrosion?
Teb:
UNS N08825 (Incoloy 825) yog npib tsib xee - hlau-chromium alloy uas muaj kev tiv thaiv zoo heev rau sulfuric acid, phosphoric acid, thiab chloride-induced stress corrosion cracking. Nws yog tshwj xeeb tshaj yog tiv taus rau ob qho tib si oxidizing thiab txo qhov chaw, ua rau nws zoo tagnrho rau kev ua tshuaj lom neeg, tswj kev ua qias tuaj, thiab kev siv dej hiav txwv.
Inconel 601 (N06601), npib tsib xee-chromium alloy, tiv taus oxidation ntau dua thiab ua haujlwm zoo nyob rau hauv qhov kub siab - qhov kub thiab txias. Nws muaj txiaj ntsig tshwj xeeb hauv sulfur-cov kabmob huab cua, thiab nws muaj kev txhim kho kev ua haujlwm hauv siab -kub oxidation piv rau Incoloy 825.
Inconel 625 (N06625) yog npib tsib xee -chromium- molybdenum alloy paub txog nws cov kev tiv thaiv zoo tshaj rau corrosion nyob rau hauv ib puag ncig huab. Nws yog qhov tshwj xeeb tshaj yog tiv taus pitting, kev ntxhov siab-corrosion tawg, thiab oxidation nyob rau hauv ib puag ncig hnyav xws li dej hiav txwv thiab acidic.
Inconel 718 (N07718) yog nag lossis daus- cov hlau tsis muaj zog nrog kev kub siab zoo - lub zog kub thiab ua haujlwm zoo rau oxidation, tshwj xeeb tshaj yog kub txog li 1,300℃F (700℃). Nws tsis tshua muaj kev tiv thaiv rau qhov hnyav acidic ib puag ncig piv rau Incoloy 825 lossis Inconel 625 tab sis ua tau zoo heev hauv kev ntxhov siab.
Hauv cov ntsiab lus, Incoloy 825 (UNS N08825) ua tau zoo hauv kev tuav cov tshuaj lom neeg thiab acidic ib puag ncig, thaum Inconel 625 yog qhov zoo tagnrho rau kev xeb thiab siab -kub oxidation tsis kam. Inconel 601 thiab Inconel 718 ua tau zoo nyob rau hauv siab -kub, txhua yam kev ntxhov siab ib puag ncig tab sis muaj kev tiv thaiv tsawg dua rau qee qhov acidic piv rau Incoloy 825.
2. Dab tsi yog qhov zoo ntawm kev siv cov kav dej seamless ua los ntawm UNS N08825, Inconel 601, 625, lossis 718 alloys?
Teb:
Seamless kav ua los ntawm Incoloy thiab Inconel alloys, xws li UNS N08825, Inconel 601, Inconel 625, thiab Inconel 718, muaj ntau yam zoo:
Siab zog thiab kav ntev: Seamless kav uas ua los ntawm cov alloys no mas resistant rau txhua yam kev nyuaj siab, tawg, thiab qaug zog, ua rau lawv zoo tagnrho rau cov kev siv nyob rau hauv siab - kub, siab - siab, thiab corrosive ib puag ncig xws li lub zog tsim, aerospace, thiab tshuaj ua.
Corrosion Resistance: Cov alloys no muaj kev tiv thaiv tshwj xeeb rau oxidation, pitting, thiab kev nyuaj siab -corrosion cracking, ua kom lub neej ntev txawm nyob rau hauv huab cua.
High -Kev Ua Haujlwm Kub: Inconel thiab Incoloy alloys tuaj yeem tiv taus qhov kub thiab txias (piv txwv li Inconel 625 thiab 718, tuaj yeem ua haujlwm txog 2,000℃F lossis 1,093 degree) yam tsis muaj kev puas tsuaj, uas ua rau lawv zoo tagnrho rau cov khoom siv turbine, cov khoom siv hluav taws xob, thiab cov reactors.
Fabrication thiab Weldability: Seamless kav yuav tsim tau yam tsis tas yuav tsum tau vuam, uas ua rau kom lawv lub zog thiab tshem tawm cov chaw tsis muaj zog. Cov kav dej no kuj muaj qhov zoo nkauj sab hauv, ua rau lawv haum rau siab -kwj tshuab xws li cov khoom siv hluav taws xob thiab cov khoom siv thauj mus los.
3. Dab tsi yog cov kev siv ntawm UNS N08825 Incoloy 825, Inconel 601, 625, thiab 718 seamless kav hauv kev lag luam?
Teb:
Seamless kav ua los ntawm Incoloy 825 (UNS N08825), Inconel 601 (N06601), Inconel 625 (N06625), thiab Inconel 718 (N07718) feem ntau yog siv nyob rau hauv ntau yam siab -kub, siab -siab, thiab. Cov ntawv thov ib txwm muaj xws li:
Incoloy 825 (UNS N08825): Siv dav hauv cov chaw tsim tshuaj lom neeg, thaj chaw marine, thiab cov tshuab desalination. Nws yog resistant rau ntau yam acids, ua rau nws zoo tagnrho rau acidic khib nyiab kho, reactors, piping systems, thiab tshav kub exchangers.
Inconel 601 (N06601): Feem ntau siv nyob rau hauv siab - qhov kub thiab txias ntawm lub cub tawg Cheebtsam, roj turbines, dav hlau cav, thiab burners. Nws kuj tseem ua haujlwm nyob rau hauv cov tshuaj reactors, tshav kub exchangers, thiab cov khoom raug rau sulfurous atmospheres.
Inconel 625 (N06625): Siv nyob rau hauv cov khoom siv hauv aerospace, cov qauv hauv ntug dej hiav txwv, cov chaw tsim hluav taws xob, thiab cov tshuab dej hiav txwv desalination. Nws yog qhov zoo tagnrho rau kev siv dej hiav txwv, siab -kub turbine Cheebtsam, tshav kub exchangers, thiab flue gas desulfurization systems.
Inconel 718 (N07718): Feem ntau pom muaj nyob rau hauv aerospace xyaw, turbine hniav, foob pob ua ntxaij Cheebtsam, thiab roj turbines. Nws lub zog siab ua rau nws zoo meej rau siab - kev siv siab thiab ib puag ncig uas muaj kev ntxhov siab thiab thermal cycling muaj ntau.
4. Yuav ua li cas UNS N08825 Incoloy 825, Inconel 601, 625, thiab 718 alloys ua tau zoo nyob rau hauv siab -kub oxidation ib puag ncig?
Teb:
Kev ua tau zoo ntawm Incoloy 825, Inconel 601, Inconel 625, thiab Inconel 718 alloys nyob rau hauv siab -kub oxidation ib puag ncig yog qhov tshwj xeeb:
Incoloy 825 (UNS N08825): Kev tiv thaiv zoo heev rau oxidation thiab sulfur-induced corrosion, tshwj xeeb tshaj yog nyob rau hauv ib puag ncig uas muaj ob qho tib si oxidizing thiab txo cov neeg ua haujlwm. Nws yog tshwj xeeb tshaj yog haum rau sulfuric acid thiab phosphoric acid ib puag ncig, feem ntau pom nyob rau hauv chemical processing thiab pov tseg kev kho mob.
Inconel 601 (N06601): Paub txog kev ua haujlwm zoo oxidation, tshwj xeeb tshaj yog nyob rau hauv siab -kub oxidizing ib puag ncig (txog 2,000℃F / 1,093℃). Nws tsim cov txheej txheem oxide ruaj khov uas tiv thaiv kom tsis txhob muaj kev puas tsuaj ntxiv hauv cov sulfur-cov kabmob huab cua thiab tau siv dav hauv cov khoom siv hluav taws xob thiab cov dav hlau dav hlau.
Inconel 625 (N06625): Tshwj xeeb ntawm kev tiv thaiv oxidation nyob rau hauv huab cua txias, nrog rau siab -kub dej hiav txwv raug, acidic gases, thiab marine ib puag ncig. Nws tsis kam mus rau thermal cycling ua kom lub neej ntev hauv aerospace thiab lub zog tsim hluav taws xob.
Inconel 718 (N07718): Txawm hais tias nws tsis tiv taus oxidation li Inconel 625, nws tseem ua tau zoo nyob rau hauv siab -kub ib puag ncig, tshwj xeeb tshaj yog nyob rau hauv turbine engines thiab aerospace Cheebtsam, qhov uas nws resists thermal cycling thiab oxidation ntawm kub txog li 1,300℃F (700 degree).
Nyob rau hauv cov ntsiab lus, Inconel 625 muab qhov zoo tshaj plaws tiv thaiv rau siab -kub oxidation nyob rau hauv huab mob, thaum Inconel 601 thiab Incoloy 825 yog optimized rau tej thaj chaw xws li sulfur thiab acid raug. Inconel 718 ua tau zoo nyob rau hauv siab mechanical stress thiab siv nyob rau hauv aerospace daim ntaub ntawv.
5. Yuav ua li cas yog UNS N08825, Inconel 601, 625, thiab 718 seamless kav fabricated thiab kuaj kom zoo?
Teb:
Kev tsim thiab kev sim cov kav dej seamless ua los ntawm UNS N08825, Inconel 601, Inconel 625, thiab Inconel 718 koom nrog ntau cov kauj ruam tseem ceeb los xyuas kom cov kav dej ua tau raws li cov qauv nruj:
Kev xaiv cov khoom siv: High-purity alloys raug xaiv raws li daim ntawv thov, kom ntseeg tau tias cov kav dej yuav muaj cov khoom xav tau, suav nrog lub zog, tiv thaiv corrosion, thiab oxidation kuj.
Extrusion thiab Piercing: Cov kav dej seamless yog tsim los ntawm kev siv cov tho thiab extrusion txheej txheem, qhov twg cov hlau yog rhuab thiab zoo li tus rau hauv lub raj hollow yam tsis muaj seams los yog welds. Cov txheej txheem no ua kom cov kav dej muaj zog tsis sib xws thiab tsis muaj qhov tsis muaj zog.
Cold Drawn los yog Kub Tiav: Cov kav dej yog tom qab txias los yog kub tiav kom tiav qhov xav tau qhov ntev, du sab hauv thiab sab nraud, thiab cov khoom siv kho tshuab.
Kev kho cua sov: Txhawm rau txhim kho cov khoom siv lub zog thiab tiv thaiv corrosion, cov kav dej tau txais kev kho cua sov, xws li annealing lossis kev daws kev daws teeb meem, nyob ntawm cov alloy.
Kev Tswjhwm Zoo thiab Kev Ntsuas: Cov kav dej tau dhau los ntawm ntau qhov kev ntsuam xyuas, suav nrog kev sim hydrostatic, kev tshuaj xyuas qhov ntev, kev ntsuas cov cuab yeej siv tshuab (lub zog tensile, hardness, thiab lwm yam), thiab kev ntsuam xyuas corrosion. Cov no xyuas kom meej tias cov kav dej ua tau raws li cov qauv kev lag luam thiab tsim nyog rau siab - kev ntxhov siab, siab - kub, lossis kev siv corrosive.
Daim ntawv pov thawj thiab Traceability: Tom qab kev sim, cov kav dej feem ntau muab nrog cov ntawv pov thawj ntawm kev ua raws, thiab txhua pawg yog traceable los xyuas kom meej tag nrho cov kev ruaj ntseg zoo thaum lub sij hawm tsim khoom.
Cov txheej txheem tsim thiab kev sim ua kom ntseeg tau tias cov kav dej seamless ua tau raws li cov qauv siab uas yuav tsum tau ua rau kev siv tseem ceeb, suav nrog kev ua tshuaj lom neeg, tsim hluav taws xob, thiab aerospace.
