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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 ...
Estudo da cinética de oxidação em altas temperaturas da liga SV15 aplicada na fabricação de sedes de válvulas de escape de motores automotivos
(Universidade Federal de São Carlos, 2014-04-14)
The SV15 alloy is applied in the production of the exhaust valve seats of automotive engines. The conditions of service in which the part is submitted require materials resistant to oxidation because of high temperature ...