Modeling of the Growth Kinetics of Boride Layers in Powder-Pack Borided ASTM A36 Steel Based on Two Different Approaches

Table 4

Estimated value of ASTM A36 boride layer thickness () obtained at the 1123 K of boriding temperature with an exposure time of 2.5 h.

Temperature (K)	Type of layer	Boride layer thicknesses (μm) estimated by equation (32)	Experimental boride layer thickness (μm) for an exposure time of 2.5 h
1123	Fe2B	Exposure time of 2.5 h; = 46.081 μm	= 42.066 ± 6.9947 μm