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Aço 1020 ou 1045: qual escolher? Apesar de serem dois aços carbono muito utilizados na indústria, eles atendem necessidades diferentes. SAE 1020 → Baixo teor de carbono → Boa soldabilidade → Boa conformabilidade → Indicado para componentes que não exigem resistência mecânica elevada SAE 1045 → Maior teor de carbono → Maior resistência mecânica e dureza → Possibilidade de tratamentos térmicos → Muito utilizado em eixos, pinos e componentes mais solicitados Mas cuidado: 1045 não é simplesmente u...
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