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Efeito da precipitação de fase secundária na resistência à corrosão da superliga UNS N26455
(Universidade Federal de São Carlos, 2013-10-18)
The UNS N26455 is a superalloy of the Ni-Cr-Mo system used on offshore platforms as components of injection pumps. This alloy has low-carbon content and high levels of Cr and Mo. This composition gives the material high ...
Características e mecanismos de desgaste dos refratários MgO-C usados na linha de escória de panelas de aço
(Universidade Federal de São Carlos, 2013-08-02)
Steel ladles are special vessels used for liquid steel transportation from the primary refining stage up to its solidification one at the casting shop. The MgO-C bricks have been used for lining this equipment due to its ...
Utilização de alumínio recoberto por aspersão térmica em tubulação de condensadores evaporativos
(Universidade Federal de São Carlos, 2013-12-16)
In evaporative condenser production, galvanized steel has become the most suitable material for piping system production, since it has high corrosion resistance and relative low commercial value. With proper surface ...
Concretos refratários espinelizados : projeto da microestrutura e análise da corrosão
(Universidade Federal de São Carlos, 2013-10-04)
The addition of magnesium-aluminate spinel (MgAl2O4) in refractories for secondary steel refining has been considered for years one of the more feasible alternatives to reduce the corrosive wear imposed by the aggressive ...