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The AISI grade 316 contains _______ amount of chromium.

(a) 15 %

(b) 18 %

(c) 20 %

(d) 18.5 %

The question was asked in an online interview.

The above asked question is from Fermenter Design topic in chapter Design of Fermenter of Fermentation Technology

1 Answer

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Best answer
The correct option is (b) 18 %

Explanation: The AISI grade 316 steel contains 18 % chromium. In addition to chromium, 10% nickel and about 2 – 2.5 % of molybdenum is also used in the fermenter construction.

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