Mute
arielinstrutor
A soldagem subaquática molhada é um processo importante para o reparo de estruturas submersas. Contudo, neste, a soldabilidade dos aços estruturais em geral é limitada pela formação de martensita e a fragilização pelo hidrogênio. Essa técnica usa uma câmara seca em torno da área a ser soldada para que a água não entre no lugar. Esse ambiente é pressurizado com uma mistura de gases, como hélio, argônio e oxigênio, que são inertes e não queimam. Dessa forma, soldador e solda permanecem secos dura...
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