• Nenhum resultado encontrado

Mat. Res. vol.13 número4

N/A
N/A
Protected

Academic year: 2018

Share "Mat. Res. vol.13 número4"

Copied!
6
0
0

Texto

Imagem

Figure 1 illustrates the effect of aging time and temperature on  the i corr  of the duplex stainless steel alloy samples in a 0.1 M H 2 SO 4 solution.
Figure 3. Typical anodic potentiodynamic polarization curve of the duplex  stainless steel solubilized at 1050 °C for 1 hour
Figure 6a and 6b indicates that the global hardness increased  with advancing aging time
Figure 8. Composition of the oxide layer analyzed by XPS of duplex stainless  steel alloy aged at 300 °C.

Referências

Documentos relacionados

The accelerated aging test with water for the period of 72 hours and the electrical conductivity test, with pre-soaking for 2 hours and assessment after 16 hours of

The reduction on the industrial processing period could be even higher, to about up to 20 hours, if we just consider the shear force values that, after 4 hours of aging, is more

After 1,008 hours of accelerated aging, the hard- ness values of the GIII group were higher than those of the other groups (Table 2), suggesting that at the Graph 1 - Mean

SEM micrograph shows the pitting corrosion occurred in 1 vol.% Al/Al 2 O 3 (60 nm) nanocomposites after exposure for 96 hours in 1 M HCl solution at ambient temperature... in

The uncoated tinplate (TP-R) also shows a decrease in resistance of 5 times from 24 to 96 hours of immersion in an 0.05 M NaCl solution.. At 24 hours of immersion, the protection

that mechanical properties, such as toughness and hardness, are more susceptible to aging, having already been afected during the irst 4 hours of heat treatment, while the

structures at the same alloy composition x. The results can be summarized as follows: i) The biaxial strain induced by the GaN buffer suppresses the tendency of the alloy to

The corrosion resistance improvement of the new Ti-6Al-4V-1Zr alloy in comparison with ternary Ti-6Al-4V alloy in Ringer-Brown solution was proved by the more