Uninzi lwezixhobo zentsimbi zenzeka kwindawo esihlala kuyo ye-quosmosfic, kuba imeko iqulethe izinto ezibonakalayo ezifana neoksijini kunye neengcongconi, kunye ne-corrosion zezinto ezinjengokutshintsha kwengqondo kunye nokutshintsha kobushushu. Ityuwa yokutshiza yetyuwa yenye yezona zinto zixhaphakileyo nezonakalisayo.
Umgaqo we-sprasion yokutshiza ityuwa
Ukuvela kwezinto zentsimbi nge-spisha yetyuwa kubangelwe kukungeniswa kwesisombululo setyuwa esinentsimbi kunye ne-elektrochemical yendlela "yentsimbi enokubakho - intsimbi ephantsi yentsimbi - inqaba enokubakho. Ukuhanjiswa kwe-elektroni kwenzeka, kunye nesinyithi njengoko i-anode iyayinyibilikisa kwaye isebenze i-computer entsha, oko kukuthi. I-chiloride ion idlala indima enkulu kwiNkqubo yoMoyisi yetyuwa, enamandla oqinileyo, kulula ukungena kwintsimbi yentsimbi, itshabalalise imeko yentsimbi; Kwangelo xesha, i-chloride ion inamandla amancinci amdaka kakhulu, ekulula ukubekwa kumphezulu wensimbi, endaweni yeoksijini kwindawo yentsimbi ekhusela isinyithi, ukuze isinyithi sonakalisiwe.
Ukutshiza iindlela zokutshiza zetyuwa kunye nokuhlelwa
Uvavanyo lokutshiza ityuwa yindlela yokuvavanywa kokungaxhathisi okhethiweyo kwi-Atmosial story. Kuyingxwabangxwaba ye-Brine Atomid; Emva koko tshiza kwibhokisi evaliweyo ye-thersticmostatic, ngokujonga isampulu yexesha elivavanyiweyo kwibhokisi yexesha lokubonisa isampulu yexesha lovavanyo, yindlela yokuvavanya ekhawulezileyo, ityuwa yetyuwa ye-chloride .
UVAVANYO LWEZOBUCHULE NGaphambi Kwomva
Ixesha lokulinganisa isampulu yemveliso inokuthatha unyaka okanye iminyaka eliqela xa ivavanywa kwindalo esingqongileyo, kodwa iziphumo ezifanayo zinokufumaneka ngeentsuku okanye iiyure ezifanayo zinokuvavanywa kwindawo yokutshiza ityuwa yetyuwa.
Iimvavanyo zokutshiza zetyuwa zahlulwe ikakhulu ziintlobo ezine:
① Uvavanyo lwe-sprain (NS)
② Uvavanyo lwe-acetic acid (ass)
③ UCWANGCISO LWE-ACECT SPRAY LECRAY (CASS)
(4) Ukutshintsha uvavanyo lokutshiza
Ukutshiza izixhobo zetyuwa
Ukuvavanywa kweziphumo zovavanyo lwetyuwa
Iindlela zokuvavanywa kovavanyo lokutshiza ityuwa zibandakanya indlela yokulinganisa, indlela yokuhlola yesehlo yokuhlola kunye nendlela yobunzima.
01
Indlela yokulinganisa
Inkqubo yokulinganisa yahlula ipesenti yendawo yokulungela kwindawo iyonke kumabakala aliqela ngokwendlela ethile, kwaye ithatha ibanga elithile njengesiseko sokugwetywa kwesigwebo esifanelekileyo. Le ndlela ifanelekile kuvavanyo lweesampulu zeplatiff. Umzekelo, i-GB / T 6461-2002, ISO 10289-2001, i-ASTM B537-70 (2013), i-ASTM D1654
Ixabiso lokukhusela kunye nokubonakala kwembonakalo
I-RP kunye nenqanaba le-RA ibala ngolu hlobo lulandelayo:
Phi: I-RP lixabiso lesiqinisekiso sokukhusela; Ra yixabiso lokulinganisa; Ipesenti yenxalenye yenxalenye yentsimbi ye-matrix kwindawo iyonke xa i-RP ibaliwe; I-RA yipesenti yenxalenye yenxalenye yomaleko okhuselayo kwindawo iyonke.
Ukuhlelwa okungaphezulu kunye novavanyo olusebenzayo
Inqanaba lokukhusela livezwe njenge: ra / -
Umzekelo, xa i-rust encinci idlula i-1% yomphezulu kwaye ingaphantsi kwe-2.5% yomphezulu, ibonakalisiwe njenge: 5 / -
Ixabiso lokubonakala livezwe njenge: - / i-RAYIT + iXabiso + eliFikelelayo
Umzekelo, ukuba indawo yendawo ingaphezulu kwe-20%, yile: - / 2ma
Inqanaba lokusebenza liveliswa njengexabiso le-RAYS + i-vatures
Umzekelo, ukuba akukho nto ingekhoyo yentsimbi ye-matrix kwisampulu, kodwa kukho ukungavisisani okunobuthathaka kwe-Anodic isigqubuthelo esingaphantsi kwe-1% yendawo iyonke, ichazwa njenge-10 / 6sc
Ifoto yokugqobhoza i-polacy engalunganga kwintsimbi yentsimbi
02
Indlela yokuvavanya ubukho be-corrode
Indlela yoVavanyo loVavanyo lweMigangatho yeNgecono, isekwe kuvavanyo lokutshiza ityuwa, nokuba yimveliso yemveliso yemveliso yemveliso yokuchonga isampulu. Umzekelo, jb4 159-1999, GJB4.11-1983, GB / T 4288-2003 yamkela le ndlela yokuphononongwa kwesitshizi sovavanyo.
I-Corrosion Itheyibhile yeTheyibhile ye-electroplaitha yokufakelwa kwee-elektropting emva kovavanyo lokutshiza ityuwa
Ukubala indlela yereyithi ye-corrosion:
01
Umswakama onobuhlobo obubalulekileyo kwi-iron colosion imalunga nama-70%. Xa ukufuma komswakama ophumayo kufikelela okanye kugqitha olu shishino olugqwesileyo, ityuwa iya kuchazwa ukuba yenze i-electrolyte ngenkqubo entle. Xa umswakama onesihlobo uyancipha, i-culcol yesisombululo setyuwa iya kunyuka idlule ityuwa ye-crystalline, kwaye izinga lokulinganisa liya kuncipha ngokufanelekileyo. Njengoko iqondo lobushushu liyanda, intshukumo yemolekyuli iyasinceda kwaye inqanaba lokulinganisa le-sping ephezulu yokutshiza inyuswe. IKhomishini ye-electrotechnical yehlabathi ichaza ukuba inqanaba lokungasebenzi linyuke ngamaxesha ama-2 ~ 3 kunye nokuqhubela phambili konyuso lwe-electrolyte nge-10 ~% kwi-10 ℃ yonke i-10 ℃ yonyusa amaqondo obushushu. Ukuvavanywa kokutshintshwa kwetyuwa, kuyaqwalaselwa ngokubanzi ukuba i-35 ℃ liqondo lobushushu elifanelekileyo.02Ukugxininiswa kwesisombululo
I-angle yendawo yesampulu
Isikhokelo seDilesi ye-Spisha yeTyuwa isondele kwicala elithe nkqo. Xa isampulu ibekwe ngokuthe tye, indawo yayo yokuqikelela yeyeyona inkulu, kwaye indawo yesampulu ithwala i-spish yetyuwa, ke i-corrosion yeyona nto ibaluleke kakhulu. Iziphumo zibonisa ukuba xa ipleyiti yentsimbi inama-45 ° Ukusuka kumgca othe tye, ukunciphisa umzimba ngokulinganayo ngama-250g, kwaye xa iplate yensimbi ihambelana ne-140g yemitha ye-140g kwimitha nganye ye-140g kwimitha nganye yesikwere. I-GB / T 2423.17-1993 Amazwe asemgangathweni athi:
04 PH
Phakesela i-PH, ukuphakama kwe-hydrogen ions kwisisombululo, i-acidic ngakumbi kwaye ihlupheka. Ixabiso le-Putral Iterat (NSS) Ixabiso le-6.5 ~ 7.2. Ngenxa yempembelelo yezinto zokusingqongileyo, ukuxabiseka kwe-PH yesisombululo setyuwa kuya kutshintsha. Ukwenzela ukuphucula ukuzala kweziphumo zovavanyo lwetyuwa, uluhlu lwexabiso le-PH luchazwe kumgangatho wokutshiza ityuwa ekhaya nakwamanye amazwe, kunye nendlela yokuzinzisa ixabiso le-PH kucetywa ukuba kucetywa ukuba uvavanyo lucetywayo.
05
Isixa seminikelo yokutshiza kunye nendlela yokutshiza
Ukucofa ityuwa ityiwa, ibe yindawo enkulu yomphezulu, kokukhona ioksijini i-adphorb, kunye nokungaphezulu. Ezona zixhobo zibonakalayo zibonakalayo zeendlela zokutshiza zemveli, kubandakanya nendlela ye-pneumatic spy kunye nendlela ye-Scray Tow, kukungabinamsebenzi, kukuphazamiseka okungapheliyo kwetyala kunye nobubanzi obukhulu bokutshiza amasuntswana. Iindlela ezahlukeneyo zokutshiza zinefuthe kwi-PH yesisombululo setyuwa.
Imigangatho enxulumene novavanyo lokutshiza ityuwa.
Lide kangakanani iyure yokutshiza kwetyuwa kwindawo yendalo?
Ukuvavanywa kwetyuwa yokutshiza yahlulwe yangamacandelo amabini, enye yindlela yokubonisa indalo esingqongileyo, enye i-artifififififififififififificking ye-spral ye-spy yemo yetyuwa.
Ukulinganisa ukufakwa kwendawo yemo yetyuwa yetyuwa kukusebenzisa izixhobo zovavanyo ezinendawo ethile yevolumu - igumbi lokuvavanya ityuwa, kwindawo yalo yevolumu yokwenza imeko yokutshiza yetyuwa ukuvavanya ukumelana nemveliso. Xa kuthelekiswa nendalo esingqongileyo, i-ityuwa yetyuwa ye-chloride kwindawo yokutshiza ityuwa okanye izihlandlo ezininzi zomxholo wokutshiza kwindalo, ukuze isantya sobume bobume bebane Imveliso ifutshane kakhulu. Umzekelo, inokuthatha unyaka omnye wesampulu yemveliso ukuba ichaphazeleke phantsi kokuvezwa kwendalo, ngelixa iziphumo ezifanayo zingafumaneka kwiiyure ezingama-24 phantsi kwendawo yokutshiza ityuwa yetyuwa.
Uvavanyo lokutshiza okwenziwe ngetyuwa lubandakanya uvavanyo lwesitshizi lokungathathi hlangothi, uvavanyo lwesitshizi lwe-Acetate, i-Copper yeTeksti ikhawuleze i-sccetate spray, enye iphinde iphinde iphinde iphinde itshise.
. Isebenzisa i-5% sodium chloride cheine isisombululo, isisombululo se-PH sihlengahlengiswa kuluhlu olungathathi hlangothi (6 ~ 7) njengesicombululo sokutshiza. Iqondo lobushushu lovavanyo lamiselwa kwi-35 ℃, kwaye inqanaba lokuhlambela le-spisha yetyuwa yayifuneka ibe phakathi kwe-1 ~ 2ml / 80cm².h.
. Ukongeza i-accetic acid ukuya kwi-5% yesodium chloride, ukuze ixabiso le-pH litshone malunga ne-3, isisombululo sibanjiwe kwityuwa yokutyibilikisi. Ireyithi yoRoosion imalunga namaxesha amathathu ngokukhawuleza kuvavanyo lwe-NSS.
. Iqondo lobushushu lovavanyo lingama-50 ℃, kunye nexabiso elincinci letyuwa yobhedu- i-chloride yobhedu yongezwa kwisisombululo setyuwa ukuze inyanzelise isisombululo. I-ITRODS malunga nezihlandlo ezisibhozo ngokukhawuleza kunovavanyo lwe-NSS.
Ngaphantsi kweMemoji ngokubanzi yokusiNgqongileyo, kwifomula yeli xesha lokuguqulela inokubakho malunga noku:
Ukuvavanywa kwe-Perey yeTekral ye-24h yendalo yonyaka
Uvavanyo lwe-Acetate Hught 24h Imeko yendalo yendalo iminyaka emi-3
I-Copper i-Clot ikhawuleze i-ocetate host yovavanyo lwe-24h Indalo yendalo iminyaka eyi-8
Ke ngoko, ngenxa yemeko yendawo yaselwandle, ukutshiza, ityuwa kwaye yomile iimpawu zokutshintsha, sikholelwa ukuba isivumelwano sokuloba, sikholelwa ukuba isinye kwisithathu sovavanyo oluqhelekileyo.
Ke ngoko, ngenxa yemeko yendawo yaselwandle, ukutshiza, ityuwa kwaye yomile iimpawu zokutshintsha, sikholelwa ukuba isivumelwano sokuloba, sikholelwa ukuba isinye kwisithathu sovavanyo oluqhelekileyo.
Yiyo loo nto kufuneka sifune ukulobaIsibane sensimbi yensimbikunye nabasebenzi abanamandla bafake ngaphakathi. Umnini we-lamp yeI-4000W ukukhanya kwiBhodikufuneka itywinwe ngomxholo onokuthi uhlale ngaphezu kwe-230 degrees Celsius. Ukuqinisekisa ukuba izibane zokuloba ekusebenziseni inkqubo, aziyi kuphulukana nefuthe lokutywina, kwaye zikufumane i-spish yetyuwa, ezikhokelela kwi-Lamp Calkoon, ezikhokelela kwi-Bulb ye-Bulb ye-Bulb, ezikhokelela kwi-Bulb ye-Bulb ye-Bulb.
Ngaphezulu, aI-4000W isibane sokuloba esithi tsala i-tunayayisetyenziswa sisikhephe sokuloba kangangesiqingatha sonyaka. Umphathi wawungasigcinanga isibane kwindawo eyomileyo emhlabeni okanye kwiTywina lesibane kuba wayeligada isiqithi unyaka. Xa wasebenzisa isibane emva konyaka, i-chip yesibane esiqhubekile
Ixesha leposi: Meyi-15-2023