The impurity diffusion of 95Zr at 1200 to 1490K was measured by using a serial sectioning technique. The diffusivities (table 104) could be summarized by the Arrhenius relationship:

 

D (m2/s) = 9.57 x 10-8 exp[-184.0(kJ/mol)/RT]

R.V.Patil, G.P.Tiwari, B.D.Sharma: Metal Science, 1980, 14[11], 525-8

 

Table 104

Diffusivity of 95Zr in AISI316 Stainless Steel

 

Temperature (K)

D (m2/s)

1200

1.09 x 10-15

1274

2.41 x 10-15

1391

1.28 x 10-14

1441

2.095 x 10-14

1490

3.67 x 10-14