thaum Nickel 200 thiab Nickel 201 yog cov hlau nickel ntshiab, Nickel 201 muaj kev tiv taus zoo dua rau kev txo cov chaw ib puag ncig vim nws cov pa roj carbon tsawg dua. Kev xaiv ntawm ob qho yuav nyob ntawm qhov xav tau ntawm daim ntawv thov thiab ib puag ncig uas cov khoom siv yuav raug siv.
Nickel 200 thiab Nickel 201 yog ob qho tib si cov hlau nickel ntshiab uas muaj cov khoom lag luam sib txawv me ntsis hauv lawv cov tshuaj lom neeg.
Nickel 200 yog ib qho ferromagnetic, ua los ntawm cov hlau nickel uas muaj cov khoom siv zoo thiab tiv taus ntau yam kev kub ntxhov, suav nrog cov kua qaub, alkaline, thiab cov tshuaj tsis muaj zog. Nws muaj qhov tsis kam hluav taws xob tsawg, ua rau nws tsim nyog rau kev siv hluav taws xob thiab hluav taws xob.
Ntawm qhov tod tes, Nickel 201 kuj yog ib qho hlau nickel uas huv si (99.6%) tab sis muaj cov pa roj carbon tsawg dua piv rau Nickel 200. Cov pa roj carbon tsawg dua no ua rau Nickel 201 tiv taus xeb zoo dua hauv cov chaw txo qis, xws li sulfuric acid. Nws kuj tseem siv rau hauv kev ua tshuaj lom neeg, cov khoom siv hluav taws xob, thiab cov roj teeb rov qab tau.
Hauv kev xaus lus, thaum Nickel 200 thiab Nickel 201 yog cov hlau nickel ntshiab, Nickel 201 muaj kev tiv thaiv zoo dua rau kev txo cov chaw ib puag ncig vim nws cov pa roj carbon tsawg dua. Kev xaiv ntawm ob qho no yuav nyob ntawm qhov xav tau ntawm daim ntawv thov thiab ib puag ncig uas cov khoom siv yuav raug siv.
Nickel200 yog ib qho hlau nickel uas ua los ntawm kev lag luam uas muaj 99.6% nickel. Nws paub txog nws txoj kev tiv taus corrosion zoo heev, kev ua haujlwm thermal thiab hluav taws xob siab, cov pa roj tsawg, thiab cov khoom siv kho tshuab zoo. Nws tuaj yeem tsim tau yooj yim thiab muaj cov nqi nkag qis, ua rau nws tsim nyog rau ntau yam kev siv suav nrog kev ua tshuaj lom neeg, cov khoom siv hluav taws xob, thiab cov chaw nyob hauv dej hiav txwv. Nickel 200 kuj tsis yog hlau nplaum thiab muaj qhov kub siab, ua rau nws muaj txiaj ntsig zoo rau kev siv kub siab.
Nickel201 yog ib hom hlau nickel uas muaj purity siab. Nws yog ib hom hlau uas muaj purity hauv kev lag luam, uas txhais tau tias nws muaj 99.6% tsawg kawg nkaus ntawm nickel, nrog rau lwm yam khoom me me. Nickel 201 paub txog nws txoj kev tiv taus zoo heev rau ntau yam kev kub ntxhov, suav nrog cov kua qaub, cov kua alkaline, thiab dej hiav txwv. Nws kuj tseem muaj cov khoom siv kho tshuab zoo thiab muaj kev coj ua thermal thiab hluav taws xob siab.
Qee qhov kev siv Nickel 201 suav nrog cov khoom siv ua tshuaj lom neeg, cov tshuab ua kom cov dej noo noo, kev tsim cov kua qaub hydrochloric, cov khoom siv tshuaj, kev tsim cov fiber ntau, thiab kev tsim cov sodium sulfide. Nws kuj tseem siv rau hauv kev lag luam hluav taws xob thiab hluav taws xob rau cov khoom uas xav tau kev coj hluav taws xob siab.
Zuag qhia tag nrho, Nickel 201 muaj nqis rau nws qhov kev ntshiab siab, kev tiv thaiv xeb zoo heev, thiab kev tiv thaiv kev tawg ntawm qhov kub siab. Nws yog qhov kev xaiv txhim khu kev qha rau ntau yam lag luam uas xav tau cov khoom no.
Ib qho ntawm qhov sib txawv tseem ceeb ntawm Nickel 200 thiab Nickel 201 yog cov pa roj carbon. Nickel 201 muaj cov pa roj carbon ntau tshaj plaws ntawm 0.02%, uas qis dua li cov pa roj carbon ntau tshaj plaws ntawm 0.15% hauv Nickel 200. Cov pa roj carbon tsawg no hauv Nickel 201 muab kev tiv thaiv zoo dua rau graphitization, ib qho txheej txheem uas tuaj yeem ua rau embrittlement thiab txo qis lub zog thiab kev cuam tshuam ntawm cov hlau ntawm qhov kub siab.
Vim nws muaj qhov huv siab thiab tiv taus graphitization, Nickel 201 feem ntau siv rau hauv cov ntawv thov uas xav tau kev raug rau qhov kub siab thiab txo cov huab cua. Nws feem ntau raug xaiv dua Nickel 200 rau nws lub peev xwm los tswj nws cov khoom siv kho tshuab thiab tiv taus embrittlement hauv cov chaw ib puag ncig zoo li no.
Nickel yog ib hom hlau uas siv tau ntau yam thiab siv tau dav vim nws cov yam ntxwv zoo heev, xws li kev tiv taus xeb, kev tiv taus kub siab, thiab kev ua hluav taws xob zoo. Ib qho ntawm cov hlau nickel nrov yog Nickel 200, uas paub txog nws qhov huv thiab kev tiv taus xeb siab. Txawm li cas los xij, muaj lwm qhov sib txawv ntawm cov hlau no hu ua Nickel 201, uas muaj cov khoom sib txawv me ntsis. Hauv tsab xov xwm no, peb yuav tshawb nrhiav qhov sib txawv ntawm Nickel 200 thiab Nickel 201 thiab lawv cov ntawv thov.
Nickel 200 yog ib hom hlau nickel ntshiab uas muaj cov nickel tsawg kawg nkaus ntawm 99.0%. Nws paub txog nws txoj kev tiv taus zoo rau ntau yam kev kub ntxhov, suav nrog cov kua qaub, cov tshuaj alkaline, thiab dej hiav txwv. Qhov no ua rau nws yog qhov kev xaiv zoo tshaj plaws rau cov ntawv thov uas qhov kev tiv taus corrosion yog qhov tseem ceeb, xws li kev ua tshuaj lom neeg, kev ua zaub mov, thiab kev lag luam marine. Tsis tas li ntawd, Nickel 200 qhia txog kev ua tau zoo heev ntawm thermal thiab hluav taws xob, ua rau nws tsim nyog rau cov khoom siv hluav taws xob thiab hluav taws xob, nrog rau cov khoom sib pauv cua sov thiab cov ntawv thov kub siab.
Txawm li cas los xij, txawm hais tias nws tiv taus xeb zoo heev, Nickel 200 yooj yim rau kev tawg thiab txo qis lub zog cuam tshuam thaum raug rau qhov kub siab tshaj 600 ° C, tshwj xeeb tshaj yog nyob rau hauv qhov chaw txo qis uas muaj cov sulfur lossis cov tshuaj sulfur. Qhov no yog qhov uas Nickel 201 los ua si.
Nickel 201 kuj yog ib qho hlau nickel ntshiab, nrog cov pa roj carbon tsawg dua me ntsis piv rau Nickel 200. Cov pa roj carbon ntau tshaj plaws rau Nickel 201 yog 0.02%, thaum Nickel 200 muaj cov pa roj carbon ntau tshaj plaws ntawm 0.15%. Cov pa roj carbon tsawg no hauv Nickel 201 muab kev tiv thaiv zoo dua rau graphitization, ib qho txheej txheem ntawm kev tsim cov pa roj carbon uas tuaj yeem txo cov hlau lub zog thiab kev tawv ntawm qhov kub siab. Yog li ntawd, Nickel 201 feem ntau nyiam dua Nickel 200 hauv cov ntawv thov uas xav tau kev raug rau qhov kub siab thiab txo cov huab cua.
Qhov kev tiv thaiv rau graphitization ua rau Nickel 201 tsim nyog heev rau cov ntawv thov uas cuam tshuam nrog caustic evaporators, hydrochloric acid ntau lawm, thiab lwm yam khoom siv ua tshuaj lom neeg. Nws kuj pom cov ntawv thov hauv kev lag luam pulp thiab ntawv, nrog rau kev tsim cov fiber hluavtaws thiab sodium sulfide. Tsis tas li ntawd, Nickel 201 tsis yog hlau nplaum thiab muaj cov khoom zoo sib xws li Nickel 200, xws li kev tiv thaiv corrosion siab, thermal conductivity, thiab hluav taws xob conductivity.
Kev xaiv ntawm Nickel 200 thiab Nickel 201 nyob ntawm qhov xav tau tshwj xeeb ntawm daim ntawv thov. Yog tias qhov kev tiv taus xeb zoo tshaj plaws yog qhov teeb meem tseem ceeb thiab qhov kub ua haujlwm tsis tshaj 600 ° C, Nickel 200 yog qhov kev xaiv zoo heev. Nws cov pa roj carbon ntau dua tsis ua teeb meem hauv feem ntau daim ntawv thov, thiab nws muab kev daws teeb meem pheej yig rau ntau lub lag luam. Txawm li cas los xij, yog tias daim ntawv thov cuam tshuam nrog qhov kub siab lossis txo cov huab cua uas yuav tshwm sim graphitization, Nickel 201 yuav tsum tau txiav txim siab rau nws qhov kev tiv taus zoo rau qhov xwm txheej no.
Nws yog ib qho tseem ceeb uas yuav tsum sab laj nrog cov kws tshaj lij hauv kev lag luam, xws li cov kws ua khoom siv lossis cov kws tshawb fawb txog hlau, kom txiav txim siab seb cov hlau nickel twg zoo tshaj plaws rau ib daim ntawv thov tshwj xeeb. Lawv tuaj yeem xav txog cov yam xws li qhov chaw ua haujlwm, qhov kub thiab txias, thiab txhua yam kev txhawj xeeb ntsig txog kev tawg lossis graphitization. Nrog lawv cov kev txawj ntse, lawv tuaj yeem coj cov neeg siv los ua qhov kev xaiv zoo tshaj plaws rau kev ua haujlwm zoo tshaj plaws thiab lub neej ntev.
Xaus lus, Nickel 200 thiab Nickel 201 yog ob qho tib si nickel alloys zoo heev nrog qhov sib txawv me ntsis hauv cov khoom sib xyaw thiab cov khoom. Nickel 200 muaj kev tiv thaiv corrosion zoo heev thiab kev ua hluav taws xob conductivity, thaum Nickel 201 muab kev tiv thaiv zoo dua rau graphitization ntawm qhov kub siab thiab txo cov huab cua. Kev xaiv cov alloy zoo rau ib daim ntawv thov tshwj xeeb nyob ntawm cov xwm txheej ua haujlwm thiab cov khoom xav tau, thiab cov lus qhia ntawm cov kws tshaj lij raug pom zoo kom ntseeg tau tias muaj kev ua tau zoo tshaj plaws. Txawm hais tias nws yog Nickel 200 lossis Nickel 201, cov alloys no txuas ntxiv siv dav hauv ntau yam lag luam rau lawv qhov kev hloov pauv thiab kev ntseeg tau.
Lub sijhawm tshaj tawm: Lub Xya Hli-18-2023