Precipitation of 𝝈 Phase Using General Diffusion Equation with Comparison to Vitek Diffusion Model in Dissimilar Stainless Steels

Table 7

Modified diffusion equation at various peak temperatures.

Temperature (°C)	Coefficient
	𝐶^𝛿Cr	𝐶^𝛾Ni	𝐶^𝛿Ni	𝐶^𝛾Cr
678	5.02	0.33	6.58	17.4
861	1.77	0.19	2.30	1.93
893	1.52	0.29	1.98	1.39
934	1.27	0.34	1.66	0.96

* (𝐷)_General = (𝐶)×(𝐷)_Vitek.