Patent ID: 7175687
Filing Date: 2007-02-13
Classification: C22C,C23C,Y10T

Abstract:
1. A cermet composition represented by the formula (PQ)(RS) comprising: a ceramic phase (PQ) and binder phase (RS) wherein, P is at least one transition metal element selected from the group consisting of Group IV, Group V, Group VI elements, Q is boride, R comprises at least about 66.7 wt % Fe based on the weight of the binder phase (RS) and a metal selected from the group consisting of Ni, Co, Mn and mixtures thereof, S comprises Ti in the range of 0.1 to 3.0 wt % based on the weight of the binder phase (RS), and at least one element selected from the group consisting of Cr, Al, Si and Y, wherein the ceramic phase (PQ) ranges from about 55 to 95 vol % based on the volume of the cermet.