Q
Maraging steels derive their strength from the following mechanism ?
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A
A. A fine, highly dislocated and strong martensite
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B
B. Fine dispersions of inter-metallic of fe, ni, ti etc
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C
C. Fine dispersions of alloy carbides in a ferrite matrix
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D
D. Fine dispersions of fe3 c nucleated on dislocations in austenite
Correct Answer:
A. A. A fine, highly dislocated and strong martensite