Uhlaziyo lweMarike yeNtsimbi yeH-Beam yeHlabathi: Amaxabiso, iMfuno kunye neendlela zokwakha zika-2026

Kwikota yokuqala ka-2026, ihlabathi lizaUmqadi we-HImarike yentsimbiikwajongene notshintsho olukhulu. Iqhutywa kukwakhiwa kweziseko zophuhliso ngokukhawuleza eI-US, Mzantsi-mpuma weAsiakwayeilatin Americakunye neeprojekthi zotshintsho lwamandla, imfuneko yokubaImiqadi ye-H(ingakumbi iintlobo ezinamandla aphezulu ezifanaI-ASTM A572 yeBanga lama-50 H BeamkwayeUmqadi we-A992 H) iqala ukubuyela kwimeko yesiqhelo. Nangona kunjalo, imigaqo-nkqubo yokukhusela urhwebo, ukuguquguquka kwamaxabiso ezinto eziluhlaza kunye notshintsho oluluhlaza kunye nolwe-carbon ephantsi ziguqula ngokupheleleyo inkqubo yamaxabiso ehlabathi.

I-ASTM H Beam3 (1)

Iindlela zexabiso: Ukwehla kwexabiso kunye nokubuyela umva ngokuhlukana kwengingqi

Ekupheleni kokubeka esweni kwekota,Amaxabiso entsimbi ye-H-beamImarike yehlabathi ifumene ukwanda okukhulu kwikota yokuqala ka-2026, ibona iminyaka emibini yokuma.

Imarike yaseYurophu naseMelika ihlale iqinile kwinqanaba eliphezuluAmaxabiso kwimarike yasentshona ayephezulu kakhulu kunalawo ase-Asia ngenxa yerhafu yeCandelo 232 kunye nokusetyenziswa okukhulu kwe-EU.Indlela yoLungiso lweMida yeKhabhoni (I-CBAM). Ukunyaniseka kweengcaphuno ze-USimiqadi ye-H eqengqelekayo eshushu kwayeimiqadi yeflange ebanziinciphile kakhulu njengoko unikezelo luncipha.

Imarike yaseAsia yanyikima yaza yawa phantsi: Amazwe amakhulu avelisa izinto eziquka iTshayina neIndiya abeka phambili ukunikezelwa kweziseko zophuhliso zasekhaya. Imfuno kwimarike yezindlu yaseTshayina yayisebuthathaka kakhulu, kodwa amaxabiso afumene inkxaso evela kwiimveliso ezithunyelwa kwamanye amazwe, kunye nemfuno yeziseko zophuhliso kwiimarike ezisakhulayo (ezifanai-ASEAN).

Ixabiso lezinto eziluhlazaAmaxabiso ezinto ezilahliweyo ebengaguquguquki kakhulu kuluhlu$350-380/tkunye namaxabiso esinyithi, phantsi kwempembelelo yokumiswa kwemvelisoukhuseleko lokusingqongileyo, ziye zaba yinkxaso enamandla yeendleko.

I-ASTM H Beam1 (1)

Iinjini zeMfuno: Iziseko zoPhuhliso kunye naMandla njengeeNqwelo-mafutha ezimbini

Ukusetyenziswa kwentsimbi eluhlaza kwihlabathi jikelele kulindeleke ukuba kukhule malunga1.3% ukuya kwi-1.8%ngo-2026, kunye nee-H-beams, ezisebenza njengesakhelo sobunjineli bezakhiwo, zibonisa izinga lokukhula elidlula elo lentsimbi eqhelekileyo.

Iikhontrakthi zeZiseko eziKhulu eziPhindayo

1.USIiprojekthi ezixhaswa yi-Federal ziyaqhubeka nokwakha, ingakumbi iiprojekthi ezinkulu ezifanaukulungiswa kwebhulorho, ukwandiswa kweendlela ezingaphantsi komhlaba,iColumbia River Bridge edibanisa iPortland kwaye eVancouverzonke zifuna inani elikhulu lee-H-beams ezikumgangatho ophezulu.

2.UMzantsi Mpuma Asia kunye noMzantsi MelikaIiprojekthi zepaki yemizi-mveliso eMekhsikhokwayeBrazilkunyeizicwangciso zokuhamba ngololiwe eMzantsi-mpuma Asia(oko kukuthi iiprojekthi zesitimela sangaphantsi komhlaba eIndoneshiyakwayeThayilendi ) baye baba ngabathathi-nxaxheba abakhulu be-H-beams.

Iziseko zoPhuhliso lwaMandla kunye neMibane

1.Amaziko eDatha: Ukwanda ngokukhawuleza kwetekhnoloji ye-AI kuqhuba imfuno engakaze ibonwe kwihlabathi liphela yee-H-beams ezinomthamo ophezulu wokuthwala umthwalo.

2.Amandla aluhlaza: Ii-H-beams ezimelana nokugqwala zifumene indima entsha kumandla avuselelekayo ngokusetyenziswa kwazo kwiireyili zephaneli yelanga kunye neziseko ze-wind turbine ukunciphisa ixesha lokwakha kunye nokwandisa ukumelana namandla omoya.

I-ASTM H Beam2 (1)

Iindlela ezintathu eziphambili kushishino lokwakha ngo-2026

Impumelelo yeImakethi yentsimbi ye-H-beamayinakwahlulwa kutshintsho lweendlela zokwakha:

Ithrendi Impembelelo kwi-H-Beams
Ulwakhiwo lweModular kunye nolwenziwe kwangaphambili Imisebe ye-H, ngenxa yomlinganiselo wayo ophezulu wokuqina nobunzima kunye nokulula kokufakelwa, iye yaba lolona khetho lukhethwayoizakhiwo zentsimbi ezenziwe kwangaphambili, eqhuba ukwamkelwa kobukhulu obuqhelekileyo (umz.,Umqadi we-W4x13, Umqadi we-W14x82).
Ukwenziwa kwedijithali kunye nokuhlanganiswa kweBIM Ukusetyenziswa ngokubanzi kweUkumodela Ulwazi Lokwakha (I-BIM) yenza kube lula ukwenziwa kwee-H-beams ngokuchanekileyo ngaphandle kwendawo, nto leyo enciphisa kakhulu inkunkuma kwindawo.
Utshintsho lweNsimbi eluhlaza Ngowama-2026,i-carbon ephantsi, imiqadi ye-H enezinto ezininzi eziphinda zisetyenzisweiveliswe ngeIsithando somlilo se-Electric Arc (I-EAF) bafumana ixabiso eliphezulu, nto leyo eyenza ukuthengwa kwentsimbi enobuhlobo nokusingqongileyo kube yimfuneko ebalulekileyo kwiiprojekthi ezinkulu.

Izimvo zeengcali

"Imakethi ngo-2026 ayisayi kuba kukwanda nje kobuninzi, kodwautshintsho lomgangathoAbathengi bayatshintsha ukusuka ekulandeleni amaxabiso aphantsi ukuya ekulandeleni uzinzo kunye nokuthobela imithetho yokunikezelwa kwempahla (ikhabhoni ephantsi). Njengoko imiqobo yorhwebo isephezulu, ukuseka imixokelelwane yokubonelela ngeenkonzo zasekuhlaleni okanye ukusayina izivumelwano zexesha elide neenkampani ezinkulu ezinemveliso ezinzileyo kubalulekile ekunciphiseni umngcipheko.

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Ixesha lokuthumela: Epreli-01-2026