Zhang Xiao-ling, Qing Xu-bo, Men Qing-hua, et al. CASTING OF SURFACE COMPOSITE WITH A PRESSURELESS PERMEATING METHOD[J]. Acta Materiae Compositae Sinica, 1999, 16(3): 57-61.
Citation: Zhang Xiao-ling, Qing Xu-bo, Men Qing-hua, et al. CASTING OF SURFACE COMPOSITE WITH A PRESSURELESS PERMEATING METHOD[J]. Acta Materiae Compositae Sinica, 1999, 16(3): 57-61.

CASTING OF SURFACE COMPOSITE WITH A PRESSURELESS PERMEATING METHOD

  • A pressureless permeating method is put forward. Using a prefabricated porous ferroboron lump, a surface composite layer was made on gray cast iron matrix, with a common casting method. The thickness of the surface layer is 8mm; the hardness and microstructure change gradiently. Sliding wear test shows that the wear resistance of the composite surface is higher than that of Cr12 type high chromium cast iron.
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