Estudar o efeito da adição de outras concentrações de argônio sobre a estrutura e propriedades de desgaste e de corrosão da austenita expandida formada no aço inoxidável austenitico AISI 316L.
Variar o tempo de nitretação para verificar se há diferenças relevantes na dureza, estrutura, espessura de camada, resistência à corrosão e resistência ao desgaste microabrasivo do aço.
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