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Rufin rufin
An samar da takardar rufin rufi a Amurka a cikin 1930s.A farkon shekarun 1980, Wuhan Iron da Karfe da Baosteel sun fara gabatar da layukan samar da ƙarfe mai rufi.Tun daga wannan lokacin, ƙasata ta fara amfani da bangarori masu launi na cikin gida zuwa gine-ginen masana'antu, kamar Shandong Mas ...Kara karantawa -
Kyakkyawan jadawalin tarihin Severstal Steel a cikin 2021
Kwanan nan, Severstal Karfe ya gudanar da taron watsa labarai na kan layi don taƙaitawa da kuma bayyana babban aikinsa a cikin 2021. A cikin 2021, adadin odar fitar da kayayyaki da kamfanin Severstal IZORA ya sanya hannu kan bututun ƙarfe ya karu da kashi 11% a shekara.Manyan diamita submerged baka welded karfe bututu ne sti ...Kara karantawa -
Aikace-aikacen samfuran galvanized mai zafi-tsoma
Hot- tsoma galvanizing shi ne nutsewa plating a cikin narkakkar bayani na tutiya.Saurin samarwa yana da sauri, kuma rufin yana da kauri amma bai dace ba.Matsakaicin kauri da kasuwa ke ba da izini shine microns 45 kuma mafi girman zai iya kaiwa sama da microns 300.Launi ya fi duhu, yana cinye ƙarfe da yawa na zinc, fo ...Kara karantawa -
Aiki da amfani da baƙar fata annealed bututu
Baƙaƙen bututu a zahiri suna cikin bututun ƙarfe na gama-gari kuma ana amfani da su sosai.Idan karfe mai sanyi ya kasance mai zafi zuwa yanayin zafi, bayyanar karfen mai sanyi baƙar fata ne saboda yawan zafin jiki da iska, kuma bayyanarsa ba ta haskakawa.Kaddarorin jiki za su kasance ...Kara karantawa -
Tsari kwarara da kuma amfani da zafi-tsoma galvanized karfe kwana mashaya
Hot-tsoma galvanized karfe kwana mashaya shi ne nutsad da derusted karfen kwana a cikin wani zurfafa zinc bayani a game da 500 ° C don hašawa da tutiya Layer zuwa saman kusurwar karfe don cimma manufar anti-lalata.Ya dace da nau'in acid mai ƙarfi daban-daban, hazo na alkali da sauran ƙaƙƙarfan ɓarna en ...Kara karantawa -
Tarihin ci gaba mai ban mamaki
A farkon shekarun 1980, ƙasata ta yi nasara ta gabatar da nau'ikan gyare-gyare iri-iri kamar H frame scaffolding da ƙwanƙwasa ƙwanƙwasa daga ƙasashen waje.Har ila yau, an yi amfani da ƙwanƙwasa firam ɗin H a cikin ayyukan gida da yawa kuma an sami sakamako mai kyau.Sakamakon matsalolin ingancin samfurin H fra ...Kara karantawa -
Akwai iyakataccen ɗaki don farashin coils masu sanyi da zafi su sake faɗuwa
Tun daga watan Nuwamba, farashin kasuwannin sanyi da zafi na birgima sun tashi da faɗuwa, kuma masu sayar da karafa gabaɗaya suna taka tsantsan game da yanayin kasuwa.A ranar 19 ga watan Nuwamba, Li Zhongshuang, babban manajan kamfanin sarrafa karafa na Shanghai Ruikun Metal Materials Co., Ltd., ya yi hasashen a wata hira da wani dan jarida daga...Kara karantawa -
Bayan Tarayyar Turai, Amurka da Japan sun fara tattaunawa don warware takaddamar harajin karafa da aluminum
Bayan kawo karshen takaddamar harajin karafa da aluminium da kungiyar Tarayyar Turai, a ranar Litinin 15 ga watan Nuwamba jami'an Amurka da Japan sun amince da fara shawarwarin warware takaddamar cinikayyar Amurka kan karin haraji kan karafa da aluminum da ake shigo da su daga Japan.Jami'an kasar Japan sun ce matakin ya...Kara karantawa -
Brazil ta zama babbar kasuwar fitar da sandar waya ta Turkiyya
A cewar Mysteel, duk da hauhawar farashin kaya, masana'antun sarrafa karafa na Turkiyya na ci gaba da kokarin kasuwannin ketare don kara yawan kayayyakin da ake fitarwa zuwa kasashen ketare.A cikin 'yan watannin nan, Brazil ta zama kasar Turkiyya mafi girma wajen fitar da sandar waya zuwa kasashen waje.Bayan siyan tantuna 78,000 daga Turkiyya a watan Agusta, Br...Kara karantawa -
Tailandia ta dakatar da ayyukan hana zubar da ruwa a kan zanen karfen da aka yi da karfen da ke da zafi mai zafi na aluminum-zinc gami
A ranar 1 ga Nuwamba, 2021, kwamitin nazarin juji da tallafin tallafi na Thailand ya ba da sanarwar cewa, bisa la'akari da halin da ake ciki na rashin tabbas na halin da ake ciki na karafa a duniya da yanayin cinikin karafa na cikin gida, da kuma don rage tasirin sabon annobar cutar kambi (COVID-19). ) a cikin gida ...Kara karantawa -
Yawan danyen karafa a duniya a watan Satumba ya fadi da kashi 8.9% a duk shekara
A ranar 26 ga Oktoba, Ƙungiyar Ƙarfa ta Duniya (WSA) ta fitar da bayanan samar da ɗanyen karafa na watan Satumba a duniya.A cikin watan Satumba, yawan danyen karafa na kasashe da yankuna 64 da ke kunshe a cikin kididdigar kungiyar karafa ta duniya ya kai tan miliyan 144.4, wanda ya ragu da kashi 8.9 cikin dari a duk shekara.A watan Satumba...Kara karantawa -
Indiya na ci gaba da sanya takunkumin hana zubar da ruwa a kan bututun karfe maras sumul da kuma sassan China
A ranar 28 ga Oktoba, 2021, Ofishin Haraji na Ma'aikatar Kuɗi ta Indiya ta ba da sanarwar No. 64/2021-Kadas (ADD), karɓar Ma'aikatar Kasuwanci da Masana'antu ta Indiya a ranar 30 ga Yuli, 2021, a kan Yuli 30, 2021. sai dai simintin karfe da bakin karfe.Iron, alloy ko mara ƙarfi mara ƙarfi stee ...Kara karantawa
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