【Picture of the Day Question 036】2018.02.05

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【Daily Image Question No. 036】February 5, 2018: What classification of flanges do the various forms shown in the image represent? The classification of flange sealing surface types is based on management requirements; to view content from a few days ago, please access it through the summary post below. 2018 Chemical Engineering Technology Training – Daily Question Summary Thread: https://bbs.hcbbs.com/forum.php?mod=viewthread&tid=1888971
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