Patent ID: 9194500
Filing Date: 2015-11-24
Classification: F16J

Abstract:
1. A floating seal comprising C, Si, Mn, Ni, Cr, and B with a remainder being made up of Fe and unavoidable impurities, wherein the floating seal contains the C, Si, Mn, Ni, Cr, and B in amounts as follows: C: 2.2 to 3.8 wt %, Si: 0.5 to 3.5 wt % Mn: 0.1 to 2.0 wt %, Ni: 2.0 to 5.5 wt %, Cr: 0.9 to 4.0 wt %, B: 0.02% to 0.4 wt %, and a content of Cr in a parent phase is 0.30 to 1.07 wt %, a content of graphite 0.35 to 2.33% of a surface area of the floating seal, and a content of carbon boride is 14 to 40% of the surface area.