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To increase popularity and foster technical exchanges among sea enthusiasts, 【One Question per Day】 is 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: The forms of flange sealing surfaces are classified (using codes): flat face ( ), recessed face ( ), convex face ( ), tenon face ( ), groove face ( ), fully flat face ( ), and ring joint face ( ). Convex (RF), concave (FM), convexo-convex (M), tenon (T), groove (G), fully flat (FF), ring joint (RJ). ========================================= ☛【Haichuan Activity Plan】I decide my own questions – I’ll choose the “best answer”! http://bbs.hcbbs.com/thread-1618021-1-1.html (Source: Haichuan Chemical Industry Forum)
Flange sealing surfaces include full flat FF, raised face RF, convex face M, concave face F, tenon face T, groove face G, ring joint face RJ, generally the male and female face MF, tenon and groove face TG, and ring joint face RJ
Seal surface type: Flat (FF), Raised (RF), Convex (M), Concave (F), Concavo-convex (MF), Tenon (T), Groove (G), Tenon-groove (TG), Ring joint (RJ)
Convex (RF), concave (FM), convex-mirror (M), tenon (T), groove (G), fully flat (FF), ring joint (RJ).
rf, fm, m, t, g, ff, rj. I’m still not very familiar with Standard 20593
RF, LF, LM, TF, GF, FF, RJ in sequence
Full flat FF, convex RF, convex M, concave F, tenon T, groove G, ring joint surface RJ
Convex surface (RF), concavo-convex surface (MFM), tenon surface (TG), groove surface (), fully flat surface ((FF)), ring joint surface (RJ).
Convex (RF), Concave (FM), Convex-Mirror (M), Tenon (T), Groove (G), Fully Flat (FF), Ring Joint (RJ)
Convex surface: RF? Rough and smooth surfaces: MFM; Mortise and tenon surfaces: TG; Fully flat surfaces: FF; Ring connection surfaces: RJ