The principal alloying element of stainlesssteel is :
Carbon
Silicon
Manganese
Chromium
Chromium
Chromium
present in stainless steel increases its resistance to corrosion especially at
high temperature. The principal alloying element of stainless steel is chromium
of about 18 %.
Hence, the correct option is (D).
&Key Points:-
Benefits
of adding chromium in stainless steel:
1. Corrosion resistant
2. Oxidation resistant
3. Heat resistant
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