Blind Flange

Blind Flanges is a round plate with all the relevant boltholes, but has no central hole, and due to this feature, the flange is used to close both ends of the piping system and pressure vessel openings. It can also easily enter the interior of a line or boat, and once it has been sealed, it must be reopened.
Standards: ANSI B16.5, ASME, AWWA, DIN, GOST, JIS2220, BS4504
Size: 1/2” to 72”, DN15 to DN2000
Pressure Class: Class 75 to Class 2,500; PN2.5 to PN160
Sealing Face: RF, MFM, TG, FF, RJ

Material of Blind Flange:
Carbon Steel: ASTM A105/A105N, 350 LF1, LF2 CL1/CL2, LF3 CL1/CL2, A694 F42, F46, F48, F50, F52, F56, F60, F65
Stainless steel: A182 F304/F304L/F316/F316L/F321
Alloy steel: ASTM A182 F1, F5, F9, F11, F22, F91
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We're one of professional blind flange manufacturers and suppliers in China, supplying quality blind flange with various dimensions. Should you be interested in it, welcome to contact us.