Question

Which of the following is correct definition of stainless steel?
1) It is an alloy of iron, carbon, nickel and chromium.
2) It is an alloy of copper, carbon, nickel and chromium. 3. it is an alloy of iron, carbon, magnese and chromium 4. it is an alloy of iron, carbon,nickel,and vanadium. plz give right option​

Answer 1

Answer:

3. It is an alloy of iron,carbon,manganese and chromium.