Izindaba Zomkhiqizo
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Ngomhla zingama-24, umthamo wokwenziwa kwamapayipi kazwelonke angenamthungo wenyuka kakhulu
Ngokwezibalo zenhlolovo yoMnyango Wezamapayipi Ensimbi: NgoNovemba 24, inani eliphelele lokuthengiselana lamabhizinisi angamasampula wamapayipi angenamthungo ayi-124 ezweni lonke libe ngamathani ayi-16,623, nokunyuke ngo-10.5% ngosuku olwedlule lokuhweba kanye nokwenyuka ngo-5.9% ngaphezu kwalokhu. isikhathi ngonyaka odlule. Kusuka...Funda kabanzi -
Ukukhiqizwa kwensimbi engahluziwe emhlabeni wonke kwehle ngo-10.6% ngo-Okthoba
Ngokwemininingwane ye-World Steel Association (worldsteel), ukukhiqizwa kwensimbi engahluziwe emhlabeni wonke ngo-Okthoba kulo nyaka kwehle ngo-10.6% unyaka nonyaka kwafinyelela kumathani ayizigidi eziyi-145.7. Kusukela ngoJanuwari kuya ku-Okthoba kulo nyaka, insimbi engahluziwe ephuma emhlabeni wonke ibe ngamathani ayizigidi eziyizinkulungwane ezingu-1.6, okuwukukhula konyaka ngo-5.9%. Ngo-Okthoba, i-Asian ...Funda kabanzi -
Intengo yentambo kazwelonke
Ngo-October 21, intengo yezinto zokwakha ezweni lonke yehla kakhulu, futhi ikusasa lehla kakhulu. Idatha yesidingo ibiphansi kakhulu kunonyaka odlule. Izolo, umthamo wokuthengwa kwezinto zokwakha kuzwelonke ubungamathani ayi-120,000 kuphela, futhi umbono wemakethe wawungenathemba. Noma ngabe i-inventory i...Funda kabanzi -
Indawo eshisayo yensimbi nensimbi
1.Ngomhla zingama-21 kuMfumfu, ukuhweba ebusuku kochungechunge lwabamnyama kukhuphuke futhi kwehla uma kuqhathaniswa nenani lokuvala losuku lwangaphambili lokuhweba. Phakathi kwazo, intambo yehle ngo-0.2%, ikhoyili eshisayo ikhuphuke ngo-1.63%, amalahle e-coking awela ngo-0.23%, i-coke yakhuphuka ngo-3.14%, ne-iron ore yakhuphuka ngo-3.46%. 2.Idatha yokutshalwa kwezimali yokuthuthukiswa kwezindlu ne...Funda kabanzi -
Uyini umehluko phakathi kwepayipi lensimbi eliqondile lomthungo kanye nepayipi lensimbi elingenamthungo?
Esivame ukukubona empilweni kufanele kube amapayipi ensimbi angenamthungo, amapayipi ensimbi anomthungo oqondile kanye namapayipi ashiselwe athandelene. Umhleli olandelayo uthatha kafushane ukuthi uqonde indlela yokuhlukanisa phakathi kwepayipi lensimbi yomthungo oqondile kanye nepayipi lensimbi engenamthungo, futhi ubone ukuthi yini umehluko phakathi kwakho kokubili! 1....Funda kabanzi -
Izimbangela zokugqwala kwamapayipi angenamthungo agingqiwe ashisayo
Ipayipi elingenamthungo eligoqelwe ngokushisayo iyifilimu ye-oxide egcwele i-chromium (ifilimu elivikelayo) elizacile kakhulu, elinamandla, elinemininingwane futhi elizinzile elakheka endaweni yalo ukuze livimbele ama-athomu omoya-mpilo ukuthi angamanzisi kabusha futhi afakwe kabusha nge-oxidizing, ngaleyo ndlela ithola ikhono lochwepheshe lokulwa nokugqwala. Uma ifilimu yepulasitiki ilimele ngokuqhubekayo du...Funda kabanzi
