"Raws li cov ntaub ntawv tshawb fawb, kev lag luam thoob ntiaj teb npua hlau ua lag luam kwv yees li 58.897 billion US las hauv 2018 thiab xav tias yuav ncav cuag 124.179 billion US las los ntawm 2027. Kev lag luam thoob ntiaj teb npua hlau lag luam yuav tsum loj hlob ntawm kev loj hlob txhua xyoo. tus nqi (CAGR) ntawm 8.7 los ntawm 2020 txog 2026. % ".
Npua hlau yog ib hom molten hlau, uas yog solidified los ntawm ib tug npua casting tshuab los tsim lumps.Nws yog siv los ua castings.Castings feem ntau yog siv nyob rau hauv engineering department.Npua hlau feem ntau muaj nyob rau hauv foundries.Nws muaj 2% Si thiab 4% C. Cov npua dawb hlau yog tsim los ntawm kev sib xyaw ua ke ntawm carbon thiab muaj xim sib dua.Cov dawb daim ntawv ntawm carbon contributes rau grey npua hlau.Tsis tas li ntawd, npua hlau tsis yog siv rau vuam vim nws tsis muaj ductility lossis ductility.Yog li ntawd, nws yog siv nyob rau hauv wrought hlau thiab steelmaking furnaces thiab steel.Txuas ntxiv txhim kho cov khoom sib xyaw nruab nrab kom muab cov hlau zoo dua lossis cov hlau ua kom zoo zoo npuag.Tam sim no muaj peb hom npua hlau ntawm kev ua lag luam-piv txwv, cam khwb cia thiab siab purity.5
Feem ntau cov tuam txhab tau ntsib ntau qhov teeb meem kev lag luam tseem ceeb uas cuam tshuam txog tus kabmob coronavirus, suav nrog kev cuam tshuam ntawm cov khoom lag luam, kev pheej hmoo ntawm kev lag luam kev lag luam, thiab kev poob qis hauv cov neeg siv khoom.Tag nrho cov xwm txheej no yuav ua lub luag haujlwm sib txawv hauv thaj chaw sib txawv thiab kev lag luam, yog li kev tshawb fawb txog kev lag luam kom raug thiab raws sijhawm yog qhov tseem ceeb dua li yav dhau los.
Peb ntawm Facts and Factors (http://www.fnfresearch.com) nkag siab tias nws nyuaj npaum li cas rau koj los npaj, tsim cov tswv yim lossis txiav txim siab ua lag luam, yog li peb yuav zoo siab los txhawb koj lub sijhawm tsis paub tseeb no.Tshawb nrhiav kev nkag siab.Peb pab pawg kws pab tswv yim, kws tshuaj ntsuam thiab cov kws tshaj lij tau tsim cov qauv kev tshuaj ntsuam xyuas kev lag luam uas tuaj yeem pab peb txheeb xyuas qhov cuam tshuam ntawm tus kab mob ntawm kev lag luam kev lag luam.Peb txuas ntxiv siv cov kev nkag siab no rau peb cov ntawv tshaj tawm kom nkag siab zoo dua peb cov neeg siv khoom.
Kev loj hlob tseem ceeb ntawm kev lag luam npua hlau ua lag luam yog qhov kev xav tau ntawm npua hlau los ntawm kev tsim khoom thiab kev lag luam tsheb los tsim ntau yam cam khwb cia.Daim ntawv thov ntawm npua hlau yog dav siv nyob rau hauv kev tsim cov cam khwb cia qhov chaw nyob rau hauv automotive, zog thiab engineering industries.Cam khwb cia hlau moulds yog siv rau ductile hlau castings.Nws pab txo cov nqi seem, pab txo qhov chaw cia, thiab txhim kho qhov kawg ntawm cov castings.Tsis tas li ntawd, kev loj hlob thoob ntiaj teb kev thov rau steel kuj tau txhawb nqa kev lag luam npua hlau ua lag luam, ntawm cov lag luam npua hlau yog nws cov khoom siv tseem ceeb.
Cov neeg ua haujlwm tseem ceeb hauv kev lag luam npua hlau yog Baosteel, Benxi Hlau thiab Hlau, Cleveland-Crives, Donetsk Metallurgical Plant, Kobe Steel, Tata Hlau, Maritime Steel, Metinvest, DXC Technology, Metalloinvest MC, Severstal thiab Industrial Metallurgical Holding, thiab lwm yam. .
Hauv xyoo 2018, cov txheej txheem npua hlau ntu ntu suav nrog ntau dua 48.89% ntawm kev lag luam npua hlau ua lag luam.Raws li nws yog cov khoom siv tseem ceeb rau kev tsim cov hlau thoob ntiaj teb, nws xav tias yuav muaj kev loj hlob txhua xyoo ntawm 8.5% thaum lub sijhawm kwv yees.
Kev cog qoob loo cog qoob loo yuav yog qhov loj tshaj plaws ntawm kev lag luam npua hlau ua lag luam yav tom ntej.Vim tias qhov kev thov nce ntxiv rau kev tsim khoom ntawm ntau yam castings hauv engineering thiab automotive industries, thiab qhov kev thov nce rau kev lag luam npua hlau, qhov sib xyaw txhua xyoo kev loj hlob yuav ncav cuag 9.4% hauv lub sijhawm xav tau.
Txoj kev tshawb no muab kev txiav txim siab ntawm kev lag luam npua hlau ua lag luam los ntawm kev faib nws los ntawm hom, hom chaw tsim khoom, cov neeg siv kawg, thiab cheeb tsam.Txhua ntu kev lag luam raug tshuaj xyuas raws li cov qauv tam sim no thiab yav tom ntej, thiab kev ua lag luam kwv yees los ntawm 2019 txog 2027.
Qhov tseem ceeb tshaj plaws ntawm kev loj hlob ntawm kev lag luam npua hlau ua lag luam yog qhov nce hauv kev ceev ntawm blast furnace steelmaking.Qhov kev thov siab rau steel, tshwj xeeb tshaj yog nyob rau hauv nroog, tau ua rau muaj kev xav tau ntau ntxiv rau kev lag luam npua hlau.Nws yog cam khwb cia rau hauv ingots.Cov ingots no yog tom qab muag rau cov tuam txhab thiab cov lag luam uas siv lawv ua cov ntaub ntawv raw rau ferrous hlau casting thiab hlau.Tsis tas li ntawd, qhov kev thov loj hlob ntawm cov khoom siv cam khwb cia dav siv hauv kev lag luam thiab kev lag luam tsheb kuj tau txhawb txoj kev loj hlob ntawm kev lag luam npua hlau ua lag luam.
Raws li hom, kev lag luam muab faib ua high-purity npua hlau, cam khwb cia hlau thiab alkaline npua hlau.Raws li cov chaw tsim khoom, kev ua lag luam tau muab faib ua cov nroj tsuag kev lag luam thiab cov nroj tsuag sib xyaw ua ke.Cov neeg siv kawg ntu suav nrog tsheb, engineering thiab kev lag luam, kav dej thiab fittings, huv si thiab kho kom zoo nkauj, tsim hluav taws xob, kev ua liaj ua teb thiab tsheb laij teb, railways, thiab lwm yam.
(Peb kho koj daim ntawv tshaj tawm raws li koj qhov kev xav tau kev tshawb fawb.
Cov cheeb tsam Asia-Pacific yog lub lag luam loj tshaj plaws ntawm npua hlau, nrog kev loj hlob txhua xyoo ntawm 9.8% yav tom ntej.Qhov no tuaj yeem raug ntaus nqi los ntawm kev loj hlob thev naus laus zis hauv cheeb tsam, kev hloov pauv kev lag luam hauv kev lag luam npua hlau qhov kawg-cov neeg siv kev lag luam, kev muaj cov khoom siv raw, thiab cov neeg coob zuj zus tuaj.
Facts & Factors yog ib lub koom haum tshawb fawb txog kev lag luam uas muab kev tshaj lij kev lag luam thiab cov kev pab tswv yim nruj rau cov neeg siv khoom lag luam.Cov ntawv ceeb toom thiab cov kev pab cuam muab los ntawm Facts and Factors yog siv los ntawm cov tsev kawm ntawv nto moo thoob ntiaj teb, kev pib ua haujlwm thiab cov tuam txhab los ntsuas thiab nkag siab txog kev hloov pauv thoob ntiaj teb thiab hauv cheeb tsam keeb kwm yav dhau los.
Peb cov neeg siv khoom / cov neeg siv khoom ntseeg hauv peb cov kev daws teeb meem thiab cov kev pabcuam txhawb nqa peb ib txwm muab qhov zoo tshaj plaws.Peb cov kev tshawb fawb qib siab pab lawv txiav txim siab tsim nyog thiab kev taw qhia los tsim cov tswv yim los nthuav lawv txoj kev lag luam.