【Daily Question 2019】Hydrogen production and hydrogenation section – Question No. 068
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【Daily Question 2019】Hydrogen production and hydrogenation section – Question No. 068: For the pipelines that carry hydrogen out of a hydrogenation unit, a ( ) is generally installed at the boundary to completely isolate it from the external pipeline network. Blind plates; both 8-shaped blind plates are acceptable. (Unless otherwise specified, all questions and answers are based on hydrogenation units.) ) Correct: 3 wealth, Incorrect: 1 wealth ； Mass posting of posts – rated based on the lowest score ； Replies that are unrelated to the answer are considered spam and will be deleted immediately. For management purposes, if you need to view content from a few days ago, please go to https://bbs.hcbbs.com/home.php?mod=space&uid=3862647&do=thread&view=me&from=space through the summary post below
Blind flanges, 8-shaped blind flanges are both available...