
Introdução a tratamentos térmicos e Diagrama Fe-C

Quiz
•
Science, Computers, Chemistry
•
1st - 12th Grade
•
Easy
Ana Bastos
Used 2+ times
FREE Resource
13 questions
Show all answers
1.
OPEN ENDED QUESTION
5 mins • 1 pt
Qual é a importância do tratamento térmico?
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2.
OPEN ENDED QUESTION
5 mins • 1 pt
Qual a relação dos ensaios com os tratamentos térmicos?
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3.
OPEN ENDED QUESTION
5 mins • 1 pt
Para se escolher o tipo de tratamento térmico é preciso ter o que em mente?
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4.
OPEN ENDED QUESTION
10 mins • 1 pt
Qual é a definição dos tratamentos térmicos? E de maneira geral no que consiste?
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5.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Assinale a alternativa correta sobre a transformação do aço que ocorre entre 0 e 2% no diagrama ferro-carbono.
a) Aço com 0,8% de carbono é chamado de hipoeutetóide.
b) Aço com teores inferiores a 0,8% de carbono é chamado de eutetóide.
c) Aço com teores superiores a 0,8% até 2% de carbono é chamado de hipereutetóide.
6.
OPEN ENDED QUESTION
5 mins • 1 pt
Com base na figura abaixo do diagrama Fe-C, identifique quais as reações invariantes presentes.
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7.
OPEN ENDED QUESTION
3 mins • 1 pt
Quais são as estruturas cristalinas presentes no ferro puro?
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