Which of the following is not an alloy of nickel and chromium ?
Correct answer: D. Duralumin
- A. Inconel
- B. Hastelloy
- C. Nimonic alloys
- D. Duralumin
Explanation
Duralumin is an aluminium-copper alloy, not a nickel-chromium alloy. Inconel, Hastelloy and Nimonic alloys are nickel-based alloys containing substantial chromium or related alloying additions.
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