ANSI/ASME B16.48 Spectacle Blind Flange Manufacturer& Supplier – Products Pipe Flange Slip on Flanges Weld Neck Flanges/Long Weld Neck Flanges Blind Flanges/High Hub Blind Flanges Socket Weld Flanges Orifice Flanges Ring Type Joint Flanges Threaded Flanges Lap Joint Flanges Spectacle Blind Flanges Paddle Blind Flanges Ring Spacer Flanges Nipoflange Weldoflange Tongue and Groove Flanges BS 10 Flanges DIN
Standard Flanges BS 4504 Flanges [Blind, Plate, Threaded, Weld Neck] EN 1092-1 Flanges MSS SP-44 Flanges ISO Standard Flanges UNI Standard Flanges JIS B2220 Flanges API Flanges GOST Standard Flanges AWWA Flanges Standard PSC Brochure Download Similar Products Buttweld Fittings Forged Fittings Pipes & Tubes Sheets, Plates & Coils Fasteners
Round Bar Buttweld Grades Stainless Steel Carbon Steel Alloy Steel Nickel Alloy Monel Hastelloy Inconel Duplex/Super Duplex Copper Nickel Titanium Alloy 20 SMO 254 AISI 4130 Mild Steel Galvanized What is Spectacle Blind Flange? A Spectacle Blind Flange, also known as a spectacle flange or figure-8 blind flange, is a
specific type of flange used in piping systems for temporary or permanent isolation of a section of the pipe. It consists of two metal discs connected by a hinge or a pivot pin, resembling the shape of a pair of eyeglasses or a figure-8, which gives the flange its name.
The primary purpose of a Spectacle Blind Flange is to provide a versatile solution for isolating a section of a piping system. The visibility offered by the open disc allows easy confirmation of whether the flow is blocked or allowed, making it useful during maintenance, repairs, or testing operations. The
solid disc acts as a temporary or permanent closure when maintenance or isolation is required. Spectacle Blind Flanges are manufactured in various materials and pressure classes to suit the specific requirements of different industries and applications. The choice of material and pressure class depends on factors such as the nature
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