Ukuze unikeze ulwazi olungakumbi lwereferensi kubasebenzisi abafuna ukubeka umyalelo we-zinc aluminium magnesium imibhobho yensimbi kodwa bengakafaki umyalelo, umhleli uye waqulunqa eli nqaku ngethemba lokubonelela abathengi ngexabiso elingaphezulu lokubhekisela.
Isishwankathelo:
Kwiminyaka yakutshanje, umthamo wemveliso wemveliso yasekhaya usakhula, kunye nabavelisi abanomthamo wemveliso yekhoyili eshushu ikakhulu besandisa imigca yabo yemveliso ukuya ezantsi. Kwimeko yokunciphisa ikhabhoni yelizwe kunye nokukhuthazwa kwamandla amatsha, iimveliso ze-aluminium ze-galvanized eziphezulu eziphezulu ze-magnesium ziye zaba yintlobo ethandwayo yokuqwalaselwa. Kwiminyaka yakutshanje, ii-mills zensimbi ezininzi zidibanise nemveliso ye-zinc aluminium sheet coils, kwaye ukhuphiswano luye lwaba lukhulu. Eli nqaku liza kuhlalutya ngokufutshane ubume bophuhliso lwangoku kunye namathuba eekhoyili zephepha le-zinc aluminium yasekhaya esekelwe kwimeko yemarike yangoku.
Intshayelelo kunye nokuhlelwa kweemveliso ze-zinc aluminium magnesium:
01 .Intshayelelo kwiiMveliso zeZinc Aluminium Magnesium
Ipleyiti yentsimbi ye-aluminium eyiGalvanized magnesium luhlobo olutsha lwepleyiti yentsimbi ekwaziyo ukumelana nomhlwa, ikakhulu yenziwe zinc, 1.5% -11% ialuminiyam, 1.5% -3% yemagnesium, kunye nezixa-mkhondo zesilicon (kunye nomahluko omncinci kumlinganiselo phakathi abavelisi abohlukeneyo). Isetyenziselwa ikakhulu kunyango lwe-anti-corrosion yomgangatho wentsimbi kunye neemveliso zetsimbi, kubandakanywa neengubo ezahlukeneyo ze-zinc series kunye nenani elikhulu leentsimbi ezipheleleyo zokukhusela i-corrosion. Ngophuhliso oluqhubekayo lwetekhnoloji, i-zinc aluminium magnesium alloy coated plate plates zentsimbi zisetyenziswa ikakhulu kushishino lokwakha ngenxa yokumelana nokugqwesa komhlwa, ukumila kakuhle, ukuwelda, kunye nenkangeleko yokuhombisa. Ziyanyuswa ngokuthe ngcembe kwaye zisetyenziswe kumashishini afana nezixhobo zasekhaya kunye nokuveliswa kweemoto.
I-Nippon Steel, i-Nippon Steel, i-ThyssenKrupp kunye nezinye iinkampani zentsimbi ezidumileyo zamazwe ngamazwe zaqala ukufunda le ntsimbi yentsimbi kwiminyaka yee-1980, kwaye yaqonda imveliso yezoshishino kunye nokusetyenziswa ekuqaleni kwenkulungwane yama-21. Kwiminyaka emine eyadlulayo, uninzi lweemveliso ze-zinc aluminium ze-magnesium ezisetyenziswa e-China zazingeniswa kumazwe afana neJapan kunye noMzantsi Korea. Ngokuvutshelwa okuqhubekayo kweshishini le-photovoltaic kwiminyaka yakutshanje, ukongeza kumashishini esinyithi karhulumente afana ne-Baosteel, i-Jiuquan Steel, i-Shougang, kunye ne-Tangshan Steel, inani elikhulu leentsimbi zensimbi zangasese ziye zangena kwishishini, njenge-Tianjin Xinyu. kunye noHebei Zhaojian. Amanye amashishini emveliso yentsimbi nawo ajoyine ushishino. Okwangoku, uluhlu lobuninzi obunokuveliswa e-China yi-0.4mm-4.0mm, kunye nobubanzi obunokuveliswa ngu-580mm-2080mm. Okwangoku, iintsimbi zentsimbi e-China ezivelisa i-zinc aluminium magnesium sheet coil ziyi-aluminium ephantsi ye-aluminiyam ye-aluminium ye-magnesium, kwaye kuphela inani elincinci lamashishini anokuvelisa i-aluminiyam ye-aluminium ye-aluminium ye-aluminium ephakathi (ephezulu). Ngokomzekelo, i-Shougang inoluhlu olupheleleyo lwe-zinc aluminium magnesium, kwaye inomgca wemveliso kuphela kwilizwe elinokubonelela nge-zinc aluminium i-magnesium ehlanganiswe neepleyiti zensimbi ezinobunzima be-3.0 mm okanye ngaphezulu ngeenjongo zesakhiwo.
02. Ukuhlelwa kunye neMveliso yeMveliso yeeMveliso zeZinc Aluminium Magnesium
Okwangoku, ngokutsho kweChina Baowu uhlalutyo ekhoyo yorhwebo iipleyiti zentsimbi coated magnesium, ubuninzi obuninzi iqulathe magnesium kunye magnesium umxholo ≤ 3%. Ngokusekwe kumxholo we-aluminiyam owahlukileyo kwizinto zokwaleka, i-zinc aluminiyam yokwaleka i-magnesium yahlulwe ibe:
I-aluminium ephantsi ye-aluminiyam i-aluminium i-aluminium yokugqoka i-magnesium: Umxholo we-aluminium: 1% -3.5%. Olu tyaba lubunjwa ngokongeza inani elithile le-aluminium ye-aluminium kunye nezinye izinto kwisiseko se-galvanizing eshushu-dip. Olu tyaba luyinguqulo ephuculweyo yokumelana nokubola kwe-hot-dip pure zinc coating.
I-aluminiyam ephakathi i-zinc i-aluminium yokugqoka i-magnesium: umxholo we-aluminium: 5% -11%.
I-aluminium ephezulu ye-aluminium i-aluminium i-aluminium yokugqoka i-magnesium: Umxholo we-aluminium: 55%. Olu tyaba lwenziwa ngokongeza inani elithile le-magnesium kunye nezinye izinto kwisiseko se-hot-dip aluminium zinc coating. Olu tyaba luyinguqulo ephuculweyo yokumelana nokubola kwe-hot-dip aluminium zinc coating.
Okwangoku, imveliso ephambili e-China yi-aluminium ephantsi ye-aluminiyam i-aluminium magnesium, kwaye amanye amashishini afana ne-Shougang kunye ne-Baosteel anokuvelisa i-aluminium ephezulu ye-aluminium ye-aluminium. I-zinc aluminium magnesium ayinakucutshungulwa ngokuthe ngqo kuphela, kodwa iphinda isebenze njenge-substrate yeekhoyili zeshidi ezifakwe ngombala. Ekuqaleni kuka-2022, umqulu wokuqala weBaosteel Zhanjiang Steel's color coating waziswa ngokusesikweni kwaye imveliso eninzi yaqala ekupheleni kukaFebruwari. Umbala weBaosteel Zhanjiang Steel unokusebenzisa uluhlu olupheleleyo lwezinc aluminium magnesium njenge substrate, iyenza ibekuphela kwesiseko semveliso yehlabathi kuluhlu olugcweleyo lwezinc aluminiyam magnesium yokwambathisa.
Ukuziphatha kweemveliso ze-zinc aluminium magnesium iye yaba sisihloko esishushu ngoku, ngokusondeleyo ehambelana neempawu zabo ezilungileyo zemveliso. Olona ncedo lukhulu lomgangatho we-zinc aluminiyam yeemveliso zokwaleka i-magnesium ibonakaliswa kukumelana nokugqwala okuphezulu, kulandelwa kukusebenza kokusebenza.
Itheyibhile 1: Ukuthelekiswa phakathi kweeMveliso zeZinc Aluminium Magnesium kunye neeMveliso ezicocekileyo zeZinc
| Inombolo yesiriyeli | Iimpawu zemveliso | Ukuthelekisa phakathi kweZinc Aluminium Magnesium kunye neZinc ecocekileyo |
| 1 | Ukuxhathisa umhlwa okucaba | Uvavanyo olungathathi hlangothi lokutshiza ityuwa: I-zinc aluminiyam ye-magnesium yokwambathisa iphezulu ngamaxesha angama-3-10 ngaphezu kokwaleka kwe-zinc ecocekileyo yemveli. I-Atmospheric ixesha elide lokubola: I-zinc aluminiyam i-magnesium i-coating inokufikelela ngaphezu kwamaxesha ama-2 aphezulu kune-zinc ecocekileyo. |
| 2 | Ukunganyangeki komhlwa kokusikwa | Ukumelana nomhlwa kwendawo yenotshi ye-zinc i-aluminium ye-magnesium iphezulu kakhulu kuneengubo zemveli ezicocekileyo ze-zinc. |
| 3 | I-coefficient yokukhuhlana okuphantsi | I-friction coefficient ye-zinc aluminiyam yokwaleka i-magnesium ingaphantsi nge-15% ngaphantsi kwaleyo ye-zinc ecocekileyo yotyabeka. |
| 4 | nxiba ukumelana | Ukuqina kwe-zinc aluminiyam yokwaleka kwe-magnesium malunga nokuphindaphinda kathathu kokwaleka kwe-zinc ecocekileyo |
Imvelaphi yophuhliso lulonke lweemveliso ze-zinc aluminiyam yasekhaya
01 .Uphuhliso olwahlulwe ngokulinganayo lomthamo wokuvelisa ukutyabeka
Njengoko kukhankanyiwe ekuqaleni kweli nqaku lingasentla, phambi kwe-2016, iimveliso ze-aluminium ze-aluminium zasekhaya zazingenanto. Ngamashishini ambalwa asembindini, amashishini karhulumente, kunye namashishini amakhulu okugquma abucala angena ngokuthe ngcembe kwimarike yasekhaya, amandla okuvelisa i-zinc aluminium magnesium ayakhula ngokuthe ngcembe. Ngokwezibalo ezingaphelelanga, amandla okuvelisa i-zinc aluminium magnesium kulindeleke ukuba ibe malunga ne-7 yezigidi zeetoni ngonyaka, kwaye imveliso yangoku ikwinqanaba lokukhula ngokukhawuleza. Nangona kunjalo, kwimeko yemveliso yentsimbi enkulu yaseChina kunye nomthamo wokugquma ongaphezu kweetoni zezigidi ezili-160, isabelo esipheleleyo se-zinc aluminiyam ye-magnesium yokwaleka isencinci.
Uphuhliso oluthe ngcembe lweemveliso ezintsha lubonisa amandla okuvelisa ngokugqithisileyo kulo lonke ushishino lokwaleka: nangona amandla emveliso yokwambathisa eTshayina makhulu, izinga lokusetyenziswa komthamo wokoqobo wemveliso lingaphantsi kwama-60%, kwaye amashishini abucala awonelanga ngokwemigaqo yolwakhiwo. kunye nokusetyenziswa kokwenyani. Iimveliso ze-aluminium ze-galvanized ze-magnesium zinobunzima obuphezulu bobugcisa kunye neemfuno zenkqubo, kunye nexabiso elihle lemarike kunye namathemba, kwaye ziye zaba ngumgaqo oshushu wophando kunye nemveliso kwishishini elifanayo ekhaya nakwamanye amazwe.
02. Phantsi kokhuphiswano olumandla, kusekho ingeniso ethile yeemveliso ezintsha
Umzobo 1: Intsingiselo yexabiso kunye nokwahlukana kwexabiso phakathi kwe-zinc, i-aluminium, i-magnesium, kunye ne-zinc plating e-Shanghai (iyunithi: yuan / ton)
Ukusukela nge-7 kaDisemba, i-Mysteel's mainstream specication i-2.0mm Ansteel zinc aluminium sheet coil kwimarike yaseShanghai inexabiso le-5500 yuan/toni, ngelixa imveliso yegalvanized eyi-1.0mm ye-Ansteel yeshiti lekhoyili inexabiso lama-4700 yuan/toni, kwaye Umahluko wexabiso phakathi kwe-zinc aluminium magnesium sheet coil kunye ne-galvanized sheet coil yi-800 yuan/ton. Ngokokubalwa kwe-zinc layer kunye ne-specification markup kwisityalo sentsimbi, i-zinc aluminium plate coil yi-275g ye-zinc layer, kunye ne-markup ye-zinc layer kwisityalo sentsimbi ijikeleze i-300 yuan / ton. Ngokusekwe kolu balo, nakwiimveliso ezinobunzima obufanayo be-zinc, ixabiso le-zinc aluminiyam ye-magnesium liphezulu kakhulu kunelo leekhoyili zamaphepha, nto leyo engqina ngokungangqalanga ukuba kusekho inzuzo ethile yeemveliso ze-zinc aluminium magnesium, nokuba ivela. imbono yabarhwebi okanye iintsimbi zentsimbi. Kakade ke, kubalulekile ukuqaphela ukuba ngoJulayi umahluko wexabiso phakathi kwe-zinc aluminium magnesium kunye ne-galvanized sheet coil kanye wenyuka waya kwi-1350 yuan / ton, kwaye emva koko wahlala ngokusisiseko ngaphakathi kwe-1000 yuan / ton, ebonisa ukuba kukho ukhuphiswano lwangoku. zinc i-aluminiyam imarike ye-magnesium. Umahluko wexabiso phakathi kweTianjin zinc aluminium magnesium kunye nephepha elifakwe igalvanized ngumzekelo omhle, njengoko kubonisiwe kuMfanekiso 2.
Kwimarike yabathengi be-photovoltaic, ngaphezu kwe-market market yase-East China, kukho imarike egxininisiweyo, eyi-Tianjin, ngokukodwa egxininise eDaqiuzhuang. Le ndawo yokuvelisa imveliso ye-photovoltaic brackets nayo ibe yinto ekujoliswe kuyo kwiintsimbi ezininzi zetsimbi. Okwangoku, kwiimarike ze-Tianjin, izibonelelo eziphambili ezijikelezayo zensimbi zibandakanya izixhobo zetsimbi ze-shougang, i-Ansteel, i-Tangshan Steel, kunye ne-Handan Steel; Izixhobo zentsimbi zabucala ezifana neHebei Zhaojian, iTianjin Xinyu, iShandong Huafeng, njl.njl. Ngokwembono yokuthelekisa umahluko wexabiso, umahluko wexabiso phakathi kweTianjin zinc aluminium magnesium kunye ne-zinc plating isezantsi kakhulu kunoko kwimarike yaseShanghai. Ukuze kuthathwe isabelo semarike, iintsimbi zensimbi ziye zahlengahlengisa imigaqo-nkqubo yazo ngokufanelekileyo.
I-03 Ukuphuhliswa ngokukhawuleza kwemboni ye-photovoltaic kumxholo wamandla amatsha kunye nokunciphisa i-carbon environment
Ishishini elisezantsi loshishino lokwaleka lwasekhaya libonisa indlela yokwahlulahlula, kwaye inqanaba lokukhula elishushu lemoto kunye nokusetyenziswa kwezixhobo zendlu sele kudlulile, kodwa amandla amatsha akhula ngokukhawuleza. Ngomhla wama-21 kuNovemba, iNkomfa yeSizwe yoLwazi lweMoto yoMkhweli weMoto edibeneyo yakhupha ingxelo malunga nemeko yemarike yemoto yamandla entsha yaseChina: imveliso yemoto entsha yaseChina ukusuka ngoJanuwari ukuya ku-Oktobha yayiyi-5.59 yezigidi zeeyunithi, ukunyuka konyaka-ngonyaka we-108,4%, ngesantya sokungena esongezelekayo sama-24.7% kunye nenqanaba legalelo elingaphezu kwama-80% ekukhuleni kwemarike yeemoto. Ngokufanayo, kumxholo welizwe ngokusebenzayo ukukhuthaza iZiseko eziNtsha kunye nokusetyenziswa kwamandla amatsha, imfuno yokusetyenziswa kwe-zinc aluminium imboni ye-magnesium inesithuba sokukhula kwesiteji kunye namandla okuqhuma.
Umzi-mveliso waseTshayina we-photovoltaic ufikelele kumanqanaba akhokelayo kwihlabathi kwimiba eyahlukeneyo, ngakumbi ukusukela ngo-2022, phantsi koxinzelelo lokuqhambuka rhoqo kwe-COVID-19 kunye nokudodobala koqoqosho, umfutho wophuhliso lulonke weshishini le-photovoltaic liye lahlala lizinzile. Kwiikota ezintathu zokuqala ze-2022, imveliso yaseChina ye-polycrystalline silicon, ii-silicon wafers, iibhetri, kunye namacandelo yenze inkqubela phambili enkulu, kwaye ukuveliswa kwamakhonkco ahlukeneyo kwikhonkco yezoshishino kuye kwafikelela kwimbali ephezulu. Ithekhnoloji yoshishino iyaqhubeka nokwenza izinto ezintsha kunye nenkqubela phambili, kwaye ukuguqulwa kokusebenza kakuhle kweeseli ze-silicon heterojunction zelanga kubeke irekhodi elitsha lehlabathi le-26.81%. Ukuphumelela okutsha kuye kwenziwa kuphando kunye nophuhliso kunye nokuvavanywa komqhubi weeseli ezifakwe kwi-perovskite, kwaye imodeli ye "photovoltaic +" nayo ikhula rhoqo. Kwiikota ezintathu zokuqala, umthamo osanda kufakwa we-photovoltaics yasekhaya ufikelele kwi-52.6GW. Ukususela ngoJanuwari ukuya ku-Oktobha, ixabiso elipheleleyo lokuthumela ngaphandle kwe-photovoltaics e-China lidlule i-44 yeebhiliyoni zeedola zase-US, lixhasa ngamandla imfuno ekhulayo yeemarike ze-photovoltaics zasekhaya kunye nezangaphandle.
Uhlalutyo lweProspects zoPhuhliso lweZinc Aluminium Magnesium Sheet kunye neRoll
01 Ukuphucula ngokuqhubekayo imigangatho yemveliso kwiinkalo zesicelo soshishino
Ngokuchasene nemvelaphi yokukhula okukhawulezayo kumthamo wemveliso yokugquma iyonke, kusekho imeko yomthamo ophezulu wokuvelisa ukutya kunye nesantya esiphantsi sokusetyenziswa. Amashishini aya kuqhubeka nokwandisa amajelo okuthengisa kunye nokwandisa isabelo semarike. Kuba ulwandiso oluqhubekayo laminates camera ngokwabo, kuyaqondakala, kodwa kukhuphiswano oluqhubekayo kushishino, kukho iqondo elithile lokuthathela indawo phakathi koluhlu olubanzi laminates zigqunywe kunye rolls.
Kwintsimi yoshishino lwemveliso ye-aluminiyam ye-aluminiyam, ekunqongophelweni kwangoku kwemigangatho yemveliso, kubalulekile kumashishini amakhulu karhulumente e-China ukuba akhokele ekuqulunqeni imigangatho efanelekileyo. Ukuze umgangatho uphuhliso kunye nemveliso zinc aluminiyam magnesium, imveliso entsha, ecaleni umkhondo esempilweni, ingcaphephe owaziwayo uNjingalwazi Xu Xiufei evela China Metallurgical Corporation (MCC), ngenkxaso kunye noncedo lweNational Steel Standards Committee, iququzelelwe ebalaseleyo ukutyabeka. amashishini kwilizwe liphela ukuze ahlaziye umgangatho woshishino "we-Continuous Hot Dip Coated Steel Plate kunye neStrip for Construction". Ngexesha lokuqala ehlabathini, onke amacandelo okugquma, kubandakanywa iindidi ezintathu eziphambili ze-zinc aluminium magnesium, zibandakanyiwe kumgangatho ofanayo, ongekho lula kuphela kubathengi ukuba bathelekise kwaye basebenzise, kunokukhuthaza ukhetho olufanelekileyo lwezixhobo kunye nezixhobo. umgangatho ophezulu kunye nexabiso elisebenzayo leemveliso zeplating.
Ngokuphuculwa kokukhuphisana kweemveliso ze-zinc magnesium ye-zinc yamashishini asekhaya, umkhwa wokungenisa i-zinc i-aluminium yeemveliso ze-magnesium ezivela phesheya iye yatshintshwa, kwaye inani elikhulu leemveliso ezikumgangatho ophezulu zithunyelwe kumazwe aphambili njengeYurophu neMelika. Ngenxa yokunqongophala kwemigangatho yamazwe ngamazwe, akuzange kuthintele kuphela ukuthengiswa nokuthumela ngaphandle kwe-zinc aluminium i-magnesium yeemveliso zensimbi, kodwa kwakhona kubangele imiqobo yobugcisa boshishino. Ke ngoko, ukuzabalazela iintetho zamazwe ngamazwe kunye nokuqulunqa imigangatho yamazwe ngamazwe kuye kwaba ngumlinganiselo omkhulu wokuba iimveliso zaseTshayina zihambe kwihlabathi. Kunokulindeleka ukuba ukukhuthazwa kweprojekthi esemgangathweni yamazwe ngamazwe yamaphepha e-zinc aluminiyam ye-magnesium kuya kuvula imeko entsha kumashishini ashicileleyo aseTshayina ukuba akhuphisane kwinqanaba lamazwe ngamazwe.
02 Uphuhliso lwexesha elizayo lwemveliso kusafanele ukuba sijonge phambili kulo
Uxinzelelo olujongene neshiti elidityanisiweyo kunye neshishini lekhoyili alinakugqithiswa. Ukuxhotyiswa ngokugqithisileyo kusenzima, kwaye iziko lamaxabiso lisacuthekile. Izinga lokukhula kwemizi-mveliso yasekhaya efana nezixhobo zasekhaya kunye neemoto liza kuqhubeka licotha, nto leyo eyenza kube nzima ukonyusa imfuno. Ukongeza, inzuzo yoshishino lwamaphepha esinyithi, kubandakanywa neemveliso ezigqunyiweyo, iyaqhubeka nokuhla, kwaye uhlengahlengiso lwangaphakathi lwezakhiwo luya kuqhubeka nokunyusa uhlengahlengiso lweshishini.
Nangona kunjalo, iimveliso ze-aluminium ezenziwe nge-galvanized zinemisebenzi ekhethekileyo yemveliso kunye neempawu zesicelo ezisekelwe kwiimveliso zokugquma, kwaye umda wobugcisa ekhaya nakwamanye amazwe usephezulu. Kwangaxeshanye, ukusetyenziswa kwayo kwiiprojekthi ezingundoqo kunye nemizi-mveliso yabathengi ephantsi kwesiphelo esiphezulu isakhula, kwaye iindawo zayo zokusetyenziswa zisakhula. Amathemba ophuhliso lwexesha elizayo kusafanelekile ukujonga phambili. Ukuba umntu unokujoyina uluhlu olumhlophe lwamashishini okuthenga, baya kuba nenzuzo eyodwa kolu khuphiswano.
Ukhuphiswano lwangoku lweemarike lwe-aluminium ephantsi ye-aluminium ye-aluminium ye-aluminium ye-aluminium ye-aluminiyam iye yanda ngokuthe ngcembe, kwaye amashishini amaninzi ajoyina kwimveliso kunye nokuthengiswa kweemveliso ze-zinc aluminiyam ye-magnesium ukwenzela ukwabelana ngesahlulo semveliso. Ngokusekwe kwiimpawu zabathengi kunye neendlela zophuhliso lweshishini, kuyacetyiswa ukuba kubekwe phambili indawo yeemveliso ze-aluminiyam ye-magnesium kwi-(phakathi) ephezulu ye-aluminiyam ye-aluminiyam ye-aluminiyam. Imarike eqaqambileyo kunye nomda wenzuzo enkulu yeshishini yile nto wonke umntu ajonge phambili kuyo.
Ixesha lokuposa: Jul-04-2023
