Table 4: Mass changes and oxygen and carbon contents in the AstCrM + 0.5% C material isothermal sintered at 1120 and 1200°C for 30 min in relation to density.

Density level (g/cm3)Temperature (°C)Sintered density (g/cm3)Mass change (%)O2 (%)C (%) (MPa)

6.511206.57−0.2300.0980.42562
12006.64−0.3120.0250.36838

6.811206.80−0.2970.0970.42754
12006.89−0.3560.0270.37954

7.111207.11−0.2450.1330.43929
12007.10−0.2910.0680.39966

7.411207.39−0.1020.1560.45416
12007.39−0.1740.1510.41612