Labarai
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Abũbuwan amfãni da rashin amfani na zafi birgima karfe
Hot birgima dangane da sharuddan sanyi-birgima, sanyi-birgima ne a cikin recrystallization zafin jiki a kasa da mirgina, kuma zafi mirgina ne da za'ayi a sama da recrystallization zazzabi mirgina.Abũbuwan amfãni: zafi birgima na iya lalata simintin gyaran kafa microstructure na karfe ingot, tace ...Kara karantawa -
Hatsari na haddasawa da rigakafin bala'in injiniyan bututun mai da iskar gas
Abubuwan da ke da haɗari na bututun iskar Gas A cikin yanayi na al'ada, ana jigilar iskar gas a cikin rufaffiyar tsarin, da zarar tsarin ya gaza kaiwa ga tsarewar iskar iskar gas, ana haɗa iskar gas ɗin da iska don samar da iskar gas don isa iyakar fashewar ko yanayin aya ruwa zai kori ex...Kara karantawa -
Shin Kun San Tarihin Scafolding?
Tsohon Sockets a cikin ganuwar da ke kewaye da zane-zane na paleolithic a Lascaux, sun nuna cewa an yi amfani da tsarin zane don zanen rufi, fiye da shekaru 17,000 da suka wuce.Kofin Foundry na Berlin yana nuna ɓarna a tsohuwar Girka (farkon ƙarni na 5 BC).Masarawa, Nubians da Sinawa suma suna sake...Kara karantawa -
Bambanci tsakanin baki karfe bututu da carbon karfe bututu
Gabaɗaya, bututun ƙarfe na baƙin ƙarfe da bututun ƙarfe na ƙarfe suna da kusan hanyoyin iri ɗaya don walda.Wato idan kuna magana ne game da walƙiya gabaɗaya kuma ba don takamaiman aikace-aikacen ba kamar yanayin sanyi sosai.Black karfe bututu ba ainihin ƙayyadaddun bayanai ba ne amma dai kalmar jigon da aka yi amfani da shi na primaril…Kara karantawa -
Cold kõma daidai bututu waldi ingancin matsaloli da mafita
1. Cold kõma daidaici bututu Weld Butt Weld faruwa a lokacin waldi, babban waldi jig bai isa bugun jini da docking jig a lokacin da yanayi biyu lalacewa ta hanyar da sauri.a, butt waldi jig bugun jini isa.Cold jawo madaidaicin haɗin bututu kafin da bayan tashar jirgin ruwa tare da gwajin alamar niƙa...Kara karantawa -
Kasar Sin za ta zama kasar da ta fi kowace kasa samar da karafa a duniya a karni na gaba
A halin yanzu, tare da ci gaban tattalin arziki da ci gaban fasaha, masana'antar karafa ta kasar Sin ta koma kasar Sin.A sa'i daya kuma, ci gaban masana'antun karafa na duniya ya shiga wani sabon dandali.Haka yake ga kasar Sin.A matsayin maroki na bututun bututu, welded karfe bututu, tsarin karfe bututu, dinki ...Kara karantawa