27simli-tubes tsa tšepe tse se nang moeli, ke hore27SiMn li-tubes tsa tšepe tse se nang seam, ke e 'ngoe ea lisebelisoa bakeng sa li-tubes tsa tšepe tse se nang moeli.Khabone e pakeng tsa 0.24 le 0.32%.Mola o le mong oa simn ke ka lebaka la likarolo tse hlano (carbon C, silicon Si le manganese).Ho Mn, phosphorus P, le sulfur S, litaba tsa silicomanganese li ka ba 1.10 ho isa ho 1.40%.27simn seamless pipe e loketse setsi sa motlakase, setsi sa boiler, indasteri ea lik'hemik'hale, koloi, lisebelisoa tsa likepe.
27simn seamless tšepe khopolo ea boima ba seamless tšepe tube ka boima ba mithara W=0.02466*S(DS)
Tlhaloso ea Letšoao: D = Botenya ba ka ntle S = Botenya ba lebota mohlala oa lipalo: Bakeng sa phala ea tšepe e sa tsitsang e nang le bophara ba ka ntle ba 60mm le botenya ba lerako ba 4mm, bala boima ka m.
Boima ba 'mele ho m=0.02466*4*(60-4)=5.52Kg
27siMn thepa ea mochini ea phala ea tšepe e se nang seam 27siMn lisebelisoa tsa mochini tsa tšepe tse se nang seam [2]
Matla a khoheli σb (MPa): ≥980
Matla a tlhahiso σs (MPa): ≥ 835
Elongation δ5/(%): ≥12
Ho fokotseha ha karolo ψ/(%): ≥40
Mosebetsi oa ho monya ho ts'oenyeha (boleng ba ho thothomela) (Aku2/J): ≥39
Theko ea li-tubes tsa tšepe tse sa tsitsang li ka ba 500-800 yuan / tonne ho feta ea seam seam welded tubes, 'me theko ea li-tubes tse seamless tšepe ke 800-1200 yuan/ton e phahameng ho feta ea li-tubes tsa tšepe tse se nang seam |Peipi ea tšepe e sa tsitsang e finyelloa haholo-holo ka ho fokotsa tsitsipano, 'me mokhoa oa ho fokotsa tsitsipano ke mokhoa o tsoelang pele oa ho bilika moo tšepe e se nang letho e se nang mandrel.Boemong ba ho netefatsa boleng ba tjheseletso ea tube ea 'mè, mokhoa oa ho fokotsa tsitsipano ea phala e cheselitsoeng ke ho futhumatsa phala eohle e cheselitsoeng ho likhato tse 950 tsa Celsius kapa ho feta, ebe ho ea ho mefuta e fapaneng ea bophara ba ka ntle le marako ka ho fokotsa tsitsipano (kakaretso ea lipallo tse 24 tsa ho fokotsa khatello).Thepa e teteaneng e phethiloeng, tube e chesang e kolobisitsoeng ea tšepe e hlahisoang ke ts'ebetso ena le phala e tloaelehileng e nang le maqhubu a phahameng e fapaneng haholo.Ka mor'a ho futhumatsa sebōping sa ho futhumatsa, mohaho oa metallographic le thepa ea mechine ea weld le tšepe ea motsoali e ka ba e tsitsitseng ka ho feletseng.Ho thetheha ho fokotsang tsitsipano ea bobeli le ho laola ka mokhoa o iketsang ho etsa hore phala e nepahale (haholo-holo e chitja ea phala le botenya ba lebota) e be betere ho feta phala e tšoanang e se nang moroallo.Li-tubes tsa Fluid le boiler tubes tse hlahisoang linaheng tse tsoetseng pele lefats'eng li amohetse palo e kholo eats'ebetso ea welded tube e se nang moeli.Ka nts'etsopele ea sechaba, li-tubes tse cheselitsoeng ka har'a lapeng li nkile sebaka sa li-tubes tse se nang moeli.
Pipe ea tšepe e se nang seamless ke mofuta oa tšepe e telele e nang le karolo e sekoti 'me ha e na seam ho potoloha.Tšepe e na le karolo e sekoti, palo e kholo ea lipeipi tse sebelisetsoang ho tsamaisa maro, joalo ka phano ea oli, khase ea tlhaho, khase, metsi le lisebelisoa tse ling tse tiileng joalo ka liphaephe.Pipe e se nang seam e arotsoe ka li-tubes tse kentsoeng ka mocheso o chesang, li-tubes tse kolobisitsoeng ka serame, li-tubes tse huloang ke serame, li-tubes tse fetisitsoeng, ho phunya lipeipi.Peipi ea tšepe e se nang seam bakeng sa phetiso ea mokelikeli e sebelisetsoa ho tsamaisa metsi, oli, khase le maro a mang hangata peipi ea tšepe e se nang seam.Pipe ea tšepe e nang le khatello e tlase le e mahareng e sebelisoa ha ho etsoa meaho e fapaneng ea liphaephe tsa mouoane tse nang le khatello e tlase le e mahareng, liphaephe tsa metsi a belang le liphaephe tsa boiler tsa mouoane o chesang haholo, phala ea mosi, phala e nyane le phala ea litene ea arch e nang le boleng bo holimo. carbon sebopeho Tšepe e chesang-rollotsoe le batang-huleloa seamless tšepe phala.Phapang lipakeng tsa li-tubes tsa tšepe tse se nang seam bakeng sa li-tubes tsa mokelikeli le tse seamless bakeng sa li-boilers tsa khatello e tlase le e mahareng: Phapang lipakeng tsa GB / T8163-1999 le li-tubes tsa tšepe tse se nang seam bakeng sa li-tubes tsa tšepe tse seamless le li-boilers tsa khatello e tlase le e mahareng. seamless tšepe tube e nang le karolo e sekoti ntle le ho pota-potile Lesela le lelelele la tšepe.Tšepe e na le karolo e sekoti, palo e kholo ea lipeipi tse sebelisetsoang ho tsamaisa maro, joalo ka phano ea oli, khase ea tlhaho, khase, metsi le lisebelisoa tse ling tse tiileng joalo ka liphaephe.Pipe e se nang seam e arotsoe ka li-tubes tse kentsoeng ka mocheso o chesang, li-tubes tse kolobisitsoeng ka serame, li-tubes tse huloang ke serame, li-tubes tse fetisitsoeng, ho phunya lipeipi.Pipe ea tšepe e se nang seam bakeng sa phetiso ea mokelikelie sebelisoa ho tsamaisa metsi, oli, khase le maro a mang ka kakaretso peipi ea tšepe e se nang moroko.Pipe ea tšepe e nang le khatello e tlase le e mahareng e sebelisoa ha ho etsoa meaho e fapaneng ea liphaephe tsa mouoane tse nang le khatello e tlase le e mahareng, liphaephe tsa metsi a belang le liphaephe tsa boiler tsa mouoane o chesang haholo, phala ea mosi, phala e nyane le phala ea litene ea arch e nang le boleng bo holimo. carbon sebopeho Tšepe e chesang-rollotsoe le batang-huleloa seamless tšepe phala.
Nako ea poso: Feb-06-2023