【Daily Question】Deep Processing 20160908 Fill-in-the-blank: Classified by welding type, flanges are divided into ( ) welding flanges and ( ) welding flanges.

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To boost popularity and enhance technical exchanges among sea enthusiasts, 【One Question per Day】 is hereby launched. Participation earns 4 points of wealth! 10 wealth points as a reward for correct answers or in-depth discussions! :Lol fill-in-the-blank: Flanges can be classified by welding type into ( ) weld flanges and ( ) weld flanges. Flanges can be classified by welding type into (flat) weld flanges and (butt) weld flanges. ========================================= ☛“Petrochemical Zone” – Notice on the selection and rewards for outstanding moderators, technicians, and top members from January to July 2016: http://bbs.hcbbs.com/thread-1608031-1-1.html (Source: Haichuan Chemical Forum) ☛ The second round of selection for outstanding management members at Haichuan – taking place in August and September; the grand prize is a Xiaomi tablet: http://bbs.hcbbs.com/thread-1609580-1-1.html (Source: Haichuan Chemical Forum)