Bohlokoa ba Liphaephe tse Sehiloeng le tse Welded Meralong ea Sejoale-joale, Bohareng ba Cangzhou, Profinseng ea Hebei, ho na le feme ea tšepe e 'nileng ea e-ba lejoe la motheo la indasteri ea liphaephe tsa tšepe ho tloha ha e thehoa ka 1993. Khamphani e akaretsa lisekoere-mithara tse 350,000, e na le thepa eohle ea RMB ea limilione tse 680, 'me e hirile basebetsi ba inehetseng ba 680. Har'a lihlahisoa tsa eona tse ngata ho na le liphaephe tse sehiloeng le tse welded, karolo ea bohlokoa ea meralo ea motheo ea sejoale-joale, haholo-holo lipalangoang tsa metsi a ka tlas'a lefatše.
Ka tlas'a lefatšePipe e Sebeliselitsoeng ka Sawli bohlokoa bakeng sa ho tsamaisa metsi ka katleho le ka mokhoa o tšepahalang libakeng tse fapaneng. Li theha motheo oa meralo ea rona ea sejoale-joale, li netefatsa hore metsi a hloekileng a fihla malapeng, likhoebong le libakeng tsa temo. Khetho ea thepa bakeng sa liphaephe tsena e bohlokoa haholo, kaha li tlameha ho mamella likhatello tsa tikoloho e ka tlas'a lefatše ha li ntse li boloka botšepehi ba tsona ba nako e telele. E 'ngoe ea likhetho tse tsebahalang haholo bakeng sa lits'ebetso tsena ke phaephe ea tšepe ea carbon e welded ka mokhoa o spirally, e tsebahalang ka matla le ho tšoarella ha eona.
Phaephe ea tšepe e spiral ea S235 JR le phaephe ea mohala ea X70 SSAW (Spiral Submerged Arc Welded) ke lihlahisoa tse peli tse tloaelehileng tse sebelisoang haholo lits'ebetsong tsa liphaephe tsa metsi tse ka tlas'a lefatše. Phaephe ea S235 JR e hlomphuoa haholo ka thepa ea eona e ntle ea mechini, e leng se etsang hore e lokele lits'ebetso tse fapaneng, ho kenyeletsoa le lipalangoang tsa metsi. Bokhoni ba eona ba ho hanela ho fetoha ha maemo tlas'a khatello bo netefatsa hore e fihlela litlhoko tsa lits'ebeletso tse ka tlas'a lefatše.
Kajeno, ka ts'ebetso e potlakileng ea ho hola ha litoropo, sistimi e tšepahalang ea phetisetso ea metsi a ka tlas'a lefatše e fetohile senotlolo sa ho netefatsa mokhoa oa boipheliso oa batho. Jwalo ka khoebo e etellang pele indastering ea tlhahiso ea liphaephe tsa tšepe, feme e itseng ea tšepe Motseng oa Cangzhou, Profinseng ea Hebei, e 'nile ea fana ka liphaephe tse nang le Saw Welded tse sebetsang hantle bakeng sa meralo ea motheo ea lefats'e ho tloha ha e thehoa ka 1993. Liphaephe tsa eona tsa tšepe tse potolohang tsa S235 JR le liphaephe tse potolohang tse koahetsoeng ka arc tse koahetsoeng ka X70, tse nang le thepa ea tsona e ikhethang ea mechini, li fetohile thepa ea mantlha bakeng sa merero ea paballo ea metsi a ka tlas'a lefatše.
1. Matla a phahameng le ho hanyetsa mafome li netefatsa polokeho ea phetisetso ea metsi nako e telele. Phaephe e potolohang ea S235 JR: E na le khanyetso e ntle ea ho hanyetsa phetoho ea khatello 'me e loketse tikoloho e rarahaneng ea jeoloji, e netefatsa ts'ebetso e tsitsitseng ea nako e telele ea phaephe. Phaephe ea X70 SSAW: E entsoe ka tšepe e matla haholo le theknoloji e tsoetseng pele ea ho tjheseletsa ea spiral, e hanela khatello le mafome, e loketse phetisetso ea metsi a hole le libaka tse thata.
2. Theknoloji e tsoetseng pele hammoho le taolo e tiileng ea boleng e hlahisa sistimi ea liphaephe e tsitsitseng. Feme ena e sebelisa theknoloji ea ho welding ea arc e spiral submited (SAW) ho fihlela tlhahiso e sebetsang hantle ea lipeipi tse bophara bo boholo, tse nang le mabota a masesaane, ho ntlafatsa tšebeliso ea thepa ha ho ntse ho netefatsoa matla. Ka tšebelisano-'moho le sehlopha sa litsebi sa batho ba 680 le mohala oa tlhahiso oa sejoale-joale o nang le boleng ba li-yuan tse limilione tse 680, re netefatsa hore phaephe e 'ngoe le e 'ngoe ea tšepe e fihlela maemo a machaba, e kenya letsoho nts'etsopele ea meralo ea motheo e tala. Ka ntlafatso ea litlhoko tsa taolo ea mehloli ea metsi lefatšeng ka bophara, liphaephe tse tjhitliloeng ka sakha tsa Cangzhou Steel Plant li tla tsoela pele ho fana ka litharollo tse tšoarellang haholo le tse theko e tlase bakeng sa lipalangoang tsa metsi tsa masepala, tsa temo le tsa indasteri, li khothaletsa kaho ea meralo ea motheo ea paballo ea metsi e tsitsitseng.
Liphaephe tse sehiloeng le tse tjheseletsoeng tse hlahisoang ke Cangzhou Steel Mills ke karolo ea bohlokoa ea litsamaiso tsa metsi a ka tlas'a lefatše. Liphaephe tse tjheseletsoeng tsa S235 JR le X70 tse spiral submarine arc, tse nang le thepa ea tsona e ntle ea mechini le ho hanyetsa mabaka a tikoloho, li bohlokoa bakeng sa ho netefatsa hore lipalangoang tsa metsi li sebetsa hantle. Ha re sheba pele, bohlokoa ba lihlahisoa tsena bo tla tsoela pele ho hola, bo totobatsa tlhoko ea indasteri ea liphaephe tsa tšepe bakeng sa tlhahiso ea boleng bo holimo le litharollo tse ncha.
Nako ea poso: Phato-18-2025