Table 7: Effect of sintering in N2 atmosphere on oxygen and carbon content in the AstCrM  +  0.5% C at 1120°C and 1200°C for 30 min (with heating rate of 10°C/min and cooling rates of 50°C/min) in relation to density.

Density level (g/cm3)Sintering temperature (°C)O2 (%)C (%) (MPa)

6.511200.1250.410537
12000.0440.360803

6.811200.1220.415700
12000.0410.366880

7.111200.1360.430815
12000.0930.390943