Izindaba Zezimboni
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I-Argon welding
I-Argon welding isebenzisa i-argon njengendlela yokuvikela igesi yokushisela, ebizwa nangokuthi i-argon gas welding.Okusho ukuthi, ukuzungeza i-arc yegesi ye-argon emoyeni ehlukanisiwe nendawo yokushisela, ukuvimbela i-oxidation ye-weld zone.Indlela yokushisela ye-Argon isuselwe kumgomo ojwayelekile we-arc weldi...Funda kabanzi -
Ukwakhiwa kwepayipi lensimbi likasimende
Ukwakhiwa kodaka lukasimende ngezindlela ezimbili.I-centrifugation yesitezi sokuqala.Ikakhulukazi ifanele amapayipi afakwe ukwakhiwa kwe-DN400 caliber noma ngaphansi.Kodwa ukufafaza okungaphansi komhlaba, ikakhulukazi okusetshenziswa ekwakhiweni kokugqwala kwephayiphi ububanzi be-DN700 ngaphezu komhlabathi.Ukugqwala kwepayipi likasimende lodaka: ingxube ye-c...Funda kabanzi -
Iyunithi yeshubhu edonswa ngokubanda
Inhlanganisela ebandayo, edonswa ukubanda noma egoqiwe futhi ebandayo yenqubo yokusebenza ebandayo ukuze kukhiqizwe iphakheji yepayipi yezinhlanganisela zemishini.Kuyipayipi elishiselwe eligoqiwe elishisayo noma amayunithi okucubungula ukujula kweshubhu.Ngokusekelwe ezintweni zokucubungula zensimbi, usayizi wepayipi, izidingo zekhwalithi...Funda kabanzi -
Inqubo yokukhetha ipayipi lensimbi
Okubizwa kanjalo kusetshenziswa i-hydrofluoric acid nesisombululo se-nitric acid ukugeza i-steel surface oxide ekhiqizwa ngemva kokwelashwa ngokushisa.Isetshenziswa ekubunjweni kwesixazululo namanani wesilinganiso: HF (3-8%), HNO3 (10-15%), H2O (inani elisele) lapho kucutshungulwa izinga lokushisa lesisombululo ku-40-60 °C.Isithombe sepayipi lensimbi...Funda kabanzi -
Ipayipi lokudonsa amanzi
Ipayipi lokukhipha indle libhekise ekuqoqweni nasekukhishweni kwendle, amanzi angcolile kanye nohlelo lokudonsa amanzi emvula kanye nezinsiza ezixhumene nazo.Kubandakanya ipayipi elomile, ipayipi legatsha kanye nepayipi eliholela ezimbonini zokwelapha, Kungakhathaliseki ukuthi ipayipi elisemgwaqweni noma kunoma iyiphi enye indawo, inqobo nje uma lidlala ...Funda kabanzi -
Uhlobo Lwepayipi Lensimbi Elisetshenziselwa Ukuthuthwa Kwamafutha
Ukucutshungulwa, ukuthuthwa nokugcinwa kwamafutha kuyinkimbinkimbi kakhulu ngengcindezi ephezulu kanye nokugqwala.Uwoyela ongahluziwe ovela ngaphansi komhlaba uqukethe izinto ezifana nesulfure ne-hydrogen sulfide ezingase zikhiphe ipayipi.Lokhu kuyinkinga ebalulekile ngesikhathi sokuthutha uwoyela.Ngakho-ke, impahla ...Funda kabanzi