標準
ANSI, ASTM, DIN, JIS, HG, GB, EN, GOST, SANS
Flange Type
WN, SW, BL, PL, Threaded, Long Weld Neck, Lap Joint,
Flange Face
FF, RF, RJ, MFM, TG, T
Alloy Steel Grade
ASTM A182 F1, F5, F9, F11, F12, F22, F91 , A335 P22, etc.
Pressure
ANSI 150LBS-2500LBS DIN PN6-PN160, JIS 5K-30K
DIN Flange Type
WN, SW, BL, SO, Threaded