Mefuta e mehlano ea ts'ebetso ea kalafo ea mocheso bakeng sa li-tube tsa tšepe tse seamless le tube e nepahetseng ea tšepe

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Mokhoa oa ho phekola mocheso oa pipe ea tšepe haholo-holo o kenyelletsa lihlopha tse 5 tse latelang:

1, ho tima + mocheso o phahameng oa mocheso (o tsejoang hape e le quenching le tempering)

Pipe tšepe e halefile ho mocheso quenching, e le hore sebopeho ka hare tsa phala tšepe e fetoloa austenite, 'me joale cooled ka potlako ho feta lebelo mahlonoko quenching, e le hore sebopeho ka hare tsa phala tšepe e fetoloa martensite,' me joale halefile le mocheso o phahameng, qetellong, sebopeho phala ea tšepe e fetoloa junifomo halefile sopranite. Tshebetso ena le ho thata ho kopanya le matla a manyolo a polasetiki, empa le ho thatafala ha matla a manyolo, le ho thatafala ha matla a polasetiki le matla a manyolo, le ho thatafala ha matla a polasetiki le matla ho tiea ha phala ea tšepe.

2, normalizing (hape e tsejoa e le normalizing)

Ka mor'a ho futhumatsa phala ea tšepe ho mocheso o tloaelehileng, mohaho o ka hare oa phala ea tšepe o fetoloa ka ho feletseng hore e be sebopeho sa austenite, ebe ts'ebetso ea phekolo ea mocheso e pholile ka moea e le medium.After normalizing, mehaho e fapaneng ea tšepe e ka fumanoa, e kang pearlite, bainite, martensite kapa motsoako oa tsona.

Ho tloaeleha + ho halefisa

The tube tšepe e halefile ho mocheso normalizing, e le hore sebopeho ka hare ea tšepe tube ka ho feletseng fetoloa sebopeho austenite, 'me joale pholile moeeng,' me joale e halefile.Mohaho oa phala ea tšepe e halefile ferrite + pearlite, kapa ferrite + bainite, kapa tempered bainite, kapa tempered martensite, kapa tempered sebopeho sa ka hare ho ka ntlafala phala ea polasetiki e ka ntlafalang phala ea eona le ho ntlafala ha tšepe ea polasetiki. boimana.

4, ho khutsisa

Ke ts'ebetso ea kalafo ea mocheso eo ho eona tube ea tšepe e futhumatsang mocheso oa annealing mme e bolokoa ka nako e itseng, ebe e pholile ho fihlela mocheso o itseng ka sebōpi. Fokotsa ho thatafala ha phala ea tšepe, ho ntlafatsa polasetiki ea eona, ho bebofatsa ts'ebetso e latelang ea ho itšeha kapa e batang; Hloekisa lijo-thollo, felisa mefokolo ea microstructure, mokhoa o ts'oanang oa ho lokisa sebopeho sa ka hare le sebopeho sa phala, ho thibela ts'ebetso ea phala e ka hare ea tšepe, ho thibela ts'ebetso ea tšepe e ka hare; deformation kapa petsoho.

5. Phekolo ea tharollo

The tube tšepe e halefile ho mocheso tharollo, e le hore carbides le metsoako alloying ka ho feletseng le ka mokhoa o tšoanang qhaloa ka austenite, 'me joale tube tšepe e cooled ka potlako, e le hore k'habone le metsoako alloying ha ba na nako ea ho precipitate,' me tshebetso mocheso kalafo ea sebopeho se le seng austenite e fumaneha. ts'ebetso ea deformation; Khutlisa khanyetso ea kutu ea tšepe e sa hloekang.


Nako ea poso: Dec-28-2021

Tianjin Sanon Steel Pipe Co.,LTD.

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Mokatong oa 8. Mohaho oa Jinxing, No 65 Hongqiao Area, Tianjin, China

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