Table 6.

The effect of dopants on the oxidation kinetics of cast alloys.

No.	base+X alloy	Fitting Equation	Weight Gain, g/m2
1	+2.5Mo-0.5%Re-0.5%Ta	y = 0.0002x3 − 0.0076x2 + 0.231x + 2.2869	7.282
2.1	+2.5Mo-1.5%Re-1.5%Ta	y = 23.084ln(x) + 45.958	133.624
2.2	+2.5Mo-1.5%Re-1.5%Ta (TVT *)	y = − 0.0295x2 + 2.3405x + 3.6274	48.372
3	+2.5Mo-1.5%Ta-1.5%La-0.5%Ru	y = 0.0002x3 − 0.0094x2 + 0.165x + 1.096	2.772
4	+2.5Mo-1.5%Re-1.5%Ta-0.2%Ti	y = −0.044x2 + 3.1537x + 0.3412	55.886
5	+2.5Mo-1.5%Re-1.5%Ta-0.2%Zr	y = −0.0295x2 + 2.593x + 5.6503	57.546

*—TVT—thermo-vacuum treatment.