Q.

Stainless steels with high strength, but low corrosion resistance are known as                

A. austenitic stainless steel
B. ferritic stainless steel
C. martensitic stainless steel
D. duplex stainless steel
Answer» C. martensitic stainless steel
Explanation: martensitic stainless steels are made of 12-14% chromium, along with molybdenum, nickel, and carbon. this makes the steels hard and brittle, but poorly resistant to corrosion. martensitic stainless steels are used in making swiss army knives.
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