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Questions and Answers
Which type of steels have a carbon content up to 0.30 percent?
Which type of steels have a carbon content up to 0.30 percent?
- High carbon steels
- Stainless steels
- Mild or low carbon steels (correct)
- Medium carbon steels
What happens to mild steels when they are subjected to heat treatment?
What happens to mild steels when they are subjected to heat treatment?
- They become less strong
- They become more bendable
- They become harder
- They remain unchanged (correct)
What process can increase the hardness of mild steels?
What process can increase the hardness of mild steels?
- Quenching
- Annealing
- Heat treatment
- Cold working (correct)
What is the carbon content of mild or low carbon steels?
What is the carbon content of mild or low carbon steels?
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Can mild steels be hardened by heat treatment?
Can mild steels be hardened by heat treatment?
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What process increases the hardness of mild steels?
What process increases the hardness of mild steels?
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