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Matéria (Rio J.) vol.20 número2

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Figure 2: X-ray diffraction patterns of borided cold work tool steel: a) 850 ºC - 6h, b) 950 ºC - 6h
Figure 3: The variation of hardness depth in the borided steel.
Figure 5: SEM and EDS analyses of borided the steel surface in 4% M HCl solution: a) 850 ºC - 6h SEM, b) 850 ºC - 6h  EDS, c) 950 ºC - 6h SEM, d) 950 ºC - 6h EDS

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