Ƙarfe tana da ƙarfin dala $100 yayin da matsalolin wadata suka cika buƙatu mai ƙarfi

Iron-ore ya haura dala 100/t yayin da bala'in wadata a Brazil ya zo daidai da dorewa, buƙatu mai ƙarfi a cikin manyan masana'antun ƙarfe na China.

Farashin tabo ya haura zuwa dala 101.05 ranar Juma'a yayin da Brazil, kasa ta biyu mafi girma a duniya, ta ga karuwar kamuwa da cututtukan coronavirus, yana haifar da fargabar cewa barkewar cutar na iya dakile wadatar gida. A watan Afrilu, mai hakar ma'adinai Vale  ya yanke jagororin jigilar kayayyaki na shekara-shekara  kan mummunan yanayi da tasirin kwayar cutar kan ayyuka. A halin da ake ciki, tarin tarin tama a tashar jiragen ruwa a kasar Sin ya ci gaba da raguwa.

Babban masana'antar ya sami ci gaba a cikin 2020 kamar yadda cutar sankara ta coronavirus ta lalata ayyukan masana'antu a cikin tattalin arzikin da yawa, kodayake Bloomberg Intelligence yana cikin masu lura da yin gargadin cewa kasuwa na iya juyewa zuwa ragi a rabin na biyu. Baya ga Vale, mafi girman farashin zai ƙarfafa dawowa a rukunin BHP, Rio Tinto Group da kuma Fortescue Metals Group.

Farkon sake dawo da ayyukan masana'antu a kasar Sin ya haifar da farfadowa a ayyukan da ake yi a baya, kuma masana'antun sarrafa karafa na ci gaba da karuwa, in ji manazarta na babban kamfani na China International Capital Corp. ciki har da Ma Kai a cikin wata sanarwa.

"Ma'adinan ƙarfe zai ci gaba da daidaita ma'auni a wannan shekara," tare da samar da kayayyaki a hankali yana murmurewa daga kashi na uku na uku, in ji su.

Farashin tabo ya kasance mafi girma tun watan Agusta. Gaba a Singapore ya kasance a $97, yana kan hanyar samun riba mafi girma a kowane wata. A kan Kasuwancin Kayayyakin Dalian, makomar ta haura 23% a watan Mayu.

Kungiyar Credit Suisse ta kwanan nan ta kiyasta cewa kasuwa yanzu tana kan “kololuwa,” yanayin da watakila zai ci gaba har zuwa Yuli. Bloomberg Intelligence yana tsammanin rarar tan miliyan 34 a cikin rabin na biyu akan wadata mai yawa da buƙatu mai ƙarfi, jujjuyawa daga gibin tan miliyan 25 a farkon rabin. Wannan yana ba da haske kan ko ribar farashin mai dorewa.

Hui Heng Tan, manazarci a rukunin Marex Spectron ya ce "Akwai sauran shakku" dangane da karfin taron na tsawon watanni daya zuwa uku masu zuwa. Ana sa ran jigilar kayayyaki a Ostireliya da Brazil za su taru, duk da cewa tashe-tashen hankula a kasar Kudancin Amurka za su zama abin kallo a kashi na biyu na biyu, in ji shi. Wannan karuwar adadin na iya yin daidai da lokacin da kasar Sin ta fice daga lokacin aikinta na kololuwa tare da tarin tarin karafa, in ji shi.

Zaɓin Abun Mill Liner

Abubuwan da aka murkushe daban-daban, yanayin aiki daban-daban suna buƙatar nau'ikan kayan aiki daban-daban don dacewa. Har ila yau, ɗakin niƙa mai ƙaƙƙarfan daɗaɗɗen nika mai kyau yana buƙatar nau'in kayan aiki daban-daban.

H&G Machinery yana samar da kayan da za a jefar da injin niƙa naku:

Manganese Karfe

Abubuwan da ke cikin manganese na babban farantin ƙarfe na ƙarfe na ƙarfe na manganese gabaɗaya shine 11-14%, kuma abun cikin carbon gabaɗaya shine 0.90-1.50%, yawancin waɗanda ke sama da 1.0%. A ƙananan nauyin tasiri, taurin zai iya kaiwa HB300-400. A babban tasirin tasiri, taurin zai iya kaiwa HB500-800. Dangane da nauyin tasiri, zurfin daɗaɗɗen Layer zai iya kaiwa 10-20mm. Ƙaƙƙarfan ƙaƙƙarfan ƙaƙƙarfan ƙaƙƙarfan ƙarfi zai iya tsayayya da tasiri kuma ya rage lalacewa. Babban ƙarfe na manganese yana da kyakkyawan aiki na rigakafin lalacewa a ƙarƙashin yanayin tasirin tasiri mai ƙarfi, don haka ana amfani dashi sau da yawa a cikin sassa masu jurewa na ma'adinai, kayan gini, wutar lantarki, da sauran kayan aikin injiniya. A ƙarƙashin yanayin ƙananan yanayin tasiri, babban ƙarfe na manganese ba zai iya yin amfani da halayen kayan aiki ba saboda aikin hardening aiki ba a bayyane yake ba.

Haɗin Sinadari

 Mechanical Properties da metallographic tsarin

Ƙayyadaddun samfur

Chrome Alloy Karfe

Chromium alloy simintin ƙarfe an kasu kashi babban chromium gami simintin ƙarfe (abin ciki na chromium 8-26% carbon abun ciki 2.0-3.6%), matsakaici chromium gami 4-6% chromium abun ciki, carbon abun ciki 2.0-3.2%), low chromium. Nau'i uku na baƙin ƙarfe simintin ƙarfe (abincin chromium 1-3%, abun cikin carbon 2.1-3.6%). Babban fasalinsa shine cewa microhardness na M7C3 eutectic carbide shine HV1300-1800, wanda aka rarraba a cikin nau'in hanyar sadarwa mara kyau kuma an ware shi akan martensite (tsari mafi wuya a cikin matrix karfe) matrix, yana rage tasirin cleavage akan matrix. Saboda haka, babban-chromium alloy liner yana da babban ƙarfi, ƙarfin niƙa na ball, da juriya mai girma, kuma aikin sa yana wakiltar matakin mafi girma na kayan juriya na ƙarfe na yanzu.

Haɗin Sinadari

Mechanical Properties da metallographic tsarin

Ƙayyadaddun samfur

Cr-Mo Alloy Karfe

H&G Machinery yana amfani da Cr-Mo alloy karfe don jefa layin niƙa. Wannan kayan da ya dogara da ma'aunin Ostiraliya, (AS2074 Standard L2B, da AS2074 Standard L2C) yana ba da tasiri mai inganci da juriya a cikin duk aikace-aikacen niƙa na atomatik.

Haɗin Sinadari

Dukiya ta Jiki & Karamin tsari

Ni-hard Karfe

Ni-Hard farar simintin ƙarfe ne, wanda aka haɗa shi da nickel da chromium wanda ya dace da ƙarancin tasiri, ƙazanta mai zamiya don aikace-aikacen rigar da busassun duka. Ni-Hard abu ne mai jure lalacewa, wanda aka jefa cikin sifofi da sifofi waɗanda suka dace don amfani da su a cikin ɓarna da lalacewa da muhalli da aikace-aikace.

Haɗin Sinadari

Farar Karfe

Haɗin Sinadari

Dukiya ta Jiki & Karamin tsari

Idan kuna da binciken abu na musamman, da fatan za a tuntuɓi injiniyan mu don yi muku hidima!

Nick Sun        [email protected]