Journal of Northeastern University ›› 2011, Vol. 32 ›› Issue (10): 1398-1401.DOI: -

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Microstructure and properties of stainless steel clad plate by vacuum rolling cladding

Xie, Guang-Ming (1); Luo, Zong-An (1); Wang, Guang-Lei (1); Wang, Guo-Dong (1)   

  1. (1) State Key Laboratory of Rolling and Automation, Northeastern University, Shenyang 110819, China
  • Received:2013-06-19 Revised:2013-06-19 Published:2013-04-04
  • Contact: Xie, G.-M.
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Abstract: 6 mm thick stainless steel and 50 mm thick carbon steel were successfully combined by vacuum rolling cladding (VRC). Metallurgical bond of the clad interfaces was achieved by high vacuum, high temperature and severe rolling force to obtain the stainless steel clad plate with a high quality. In the clad interface, except small amount of fine and dispersed Si-Mn oxides, no crack and oxide layer were observed by optical microscope. Energy dispersive spectroscopy showed that Cr and Ni diffuse from stainless steel side to carbon steel side to form a rich Cr/Ni layer in the clad interface, leading to the increasing of hardness of the clad interface. The decarburization zone with lowest hardness is formed due to the migration of C from carbon steel to stainless steel. The shearing strength of the clad interface reaches to 467 MPa.

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