Masimong a phetiso ea matla lefatšeng ka bophara, merero ea meralo ea motheo le kaho ea tlhokomelo ea metsi, tlhoko ea thepa ea liphaephe tse sebetsang hantle le tse tšepahalang haholo e ntse e tsoela pele ho hola. Phaephe e phuthetsoeng ka arc e koahetsoeng ka hare ho spiral (Pipe e koahetsoeng ka spiral e nang le welded) e se e fetohile mofuta oa phaephe o ratoang mererong e mengata ea bohlokoa ka lebaka la bokhoni ba eona bo botle ba ho jara khatello, ho tenyetseha ha bophara bo tenyetsehang, le ts'ebetso ea tlhahiso e bolokang chelete. Ha u khetha thepa ea phaephe, kutloisiso e felletseng ea litlhaloso tsa phaephe e welletsoeng ka spiral (Spiral Welded Pipe Ga tlhaloso) ke motheo oa ho netefatsa polokeho le katleho ea projeke. Sengoloa sena se ikemiselitse ho fana ka tataiso e felletseng ea litlhaloso le ho bontša kamoo Cangzhou Spiral Steel Pipe Group e fihlelang maemo a thata a indasteri ka lihlahisoa tsa eona tse ikhethang.
Sehlahisoa se Ikhethang: ASTM A252 Phaephe ea Khase ea ho Welding ea Arc e nang le mahlakore a mabeli
Re khothaletsa haholo phaephe ea khase ea ho wellisa arc e nang le mahlakore a mabeli ea ASTM A252 ea boleng bo holimo 'marakeng. Sehlahisoa sena se entsoe ka tieo ho latela maemo a ASTM A252 a tsebahalang machabeng 'me se sebelisa ts'ebetso e tsoetseng pele ea ho wellisa arc e nang le mahlakore a mabeli (SSAW). Ts'ebetso ena, ka ho theha spiral le ho wellisa arc e nang le mahlakore a mabeli, e netefatsa hore ho na le li-weld tse tšoanang le ho kenella ka ho lekaneng, ka hona e fa phaephe ea tšepe matla le ho tiea ho hoholo, haholo-holo e loketseng litsamaiso tsa phetisetso ea khase e ka tlas'a lefatše tlas'a khatello e phahameng. Lihlahisoa tsa rona li koahela mefuta e mengata ea bophara ba kantle le litlhaloso tsa botenya ba lebota, 'me li ka fihlela litlhoko tse ikhethileng tsa meralo e fapaneng ea boenjiniere bakeng sa litlhaloso tsa liphaephe tse welliselitsoeng ka spiral, li fana ka litharollo tse ikhethileng bakeng sa merero.
Boitlamo bo matla ba moetsi ea ka sehloohong oa Chaena
Jwalo ka kgwebo e etellang pele diphaepheng tsa tshepe tse potolohang tsa China le dihlahiswa tsa ho kwahela diphaephe, Cangzhou Spiral Steel Pipe Group Co., Ltd. e ikemiseditse ho ntlafatsa theknoloji le ho ntlafatsa boleng ho tloha ha e thehwa ka 1993. E fumaneha Motseng wa Cangzhou, Profenseng ya Hebei, khamphani e akaretsa sebaka sa dimithara tse sekwere tse 350,000 mme e na le thepa yohle ya yuan tse dimilione tse 680. E na le basebetsi ba profeshenale ba 680. Ka bokgoni ba tlhahiso ya selemo le selemo ba ditone tse 400,000 tsa diphaephe tsa tshepe tse potolohang le boleng ba tlhahiso ya selemo le selemo ba yuan tse dibilione tse 1.8, ha re na bokgoni ba ho netefatsa phepelo ya sehlahiswa se seholo, se tsitsitseng le se nakong, empa hape re ka kopanya sistimi e tiileng ya taolo ya boleng ho pholletsa le kgokelo e nngwe le e nngwe ya tlhahiso ho tloha ho thepa e tala ho ya sehlahisweng sa ho qetela, ho netefatsa hore phaephe e nngwe le e nngwe ya ASTM A252 e kentsweng ka hare ho arc e tlohang fekthering e fihlella kapa e feta tshebetso le ditlhaloso tsa diphaephe tse potolohang tse potolohang tseo bareki ba di lebellang.
Ho kgetha Sehlopha sa Diphaephe tsa Tshepe sa Cangzhou Spiral ho bolela hore ha o khethe feela tataiso e felletseng ya ditlhaloso tsa diphaephe tse welditsweng ka spiral le dihlahiswa tse fihlelang maemo, empa hape o kgetha molekane wa mawa ya nang le boiphihlelo ba profeshenale ba dilemo tse ka bang 30, bokgoni bo matla le bokgoni bo tshepahalang ba ho fana. Re ikemiseditse ho sebetsa le bareki ba lefatshe ho rarolla diphephetso tsa boenjiniere le ho aha bokamoso ba meralo ya motheo bo bolokehileng le bo sebetsang ka bokgoni ba rona le bokgoni ba tlhahiso.
Nako ea poso: Pherekhong-14-2026