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【Daily Question】Hydrogen Production and Hydrogenation Technology Edition 20190804

2019-08-04View Original

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Participation prize: 1 Fortune, Correct answer prize: 3 Fortune. Multiple-choice question: After the hydrogenation reactor is emptied, if it is not protected with nitrogen and moist air enters the reactor, the reactor may experience ( ). A. temper embrittlement ; B. Delamination of the austenitic stainless steel surfacing layer ; C、Polysulfuric acid corrosion ; D. H2S hydrogen causes cracking corrosion. Answer: C Your participation is the greatest support for our work! Giving roses to others leaves a pleasant fragrance in one’s own hands.

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