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equipamento: Vickers normal

",{"_21":65,"_60":66,"_62":67},"2bb0f5aa-4a6a-4fae-8af9-6a5ffe271ca7","B","

carga aplicada: 5 \text{ kgf}

",{"_21":69,"_60":70,"_62":71},"c010bcdc-0e0c-4aec-9082-7e76f82b2f6e","C","

faixa de tempo de aplicação da carga: de 10 a 15 segundos

","solution_explanation","statement","

Uma chapa deve ser submetida ao ensaio Vickers. Determine as condições do ensaio, sabendo que a dureza estimada do material é 116,6 \text{ HV}_5.

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Para a soldagem de uma junta na posição vertical descendente, o consumível mais indicado, segundo sistema de dígitos das classificações da AWS, é:

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