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Element Transfer Behaviors of Agglomerated CaF2-ZrO2 Fluxes in EH36-Shipbuilding Steel Subject to High-Heat Input Submerged Arc Welding

  • Angran Chen
  • , Yanyun Zhang
  • , Theresa Coetsee
  • , Imants Kaldre
  • , Cong Wang*
  • *Šī darba korespondējošais autors

Pētījuma izpildes rezultāts: Devums žurnālamZinātniskais raksts (žurnālā)koleģiāli recenzēts

2 Atsauces (Scopus)

Kopsavilkums

EH36-shipbuilding steel has been welded by CaF2-ZrO2 fluxes with designed ZrO2 additions. Possible chemical and electrochemical reactions have been postulated to analyze alloying element transfer behaviors. The decomposition of ZrO2 during SAW has been validated by applying the gas–slag–metal equilibrium model and the O supply capacity of ZrO2 has been quantified. For the entire compositional range, O content has been controlled within a well-maintained range from 220 to 400 ppm, and the transferred quantity of Zr content reaches to the maximum value of 120 ppm. It is further demonstrated that ZrO2 addition incurs appreciable Si loss within the weld metal.

OriģinālvalodaAngļu
Lapas (no-līdz)3995-4000
Lapu skaits6
ŽurnālsMetallurgical and Materials Transactions B: Process Metallurgy and Materials Processing Science
Sējums55
Izdevuma numurs5
DOIs
Publikācijas statussPublicēts - okt. 2024

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