Sep 19, 2019 · A spectacle blind flange assembled in the pipeline, which is on the open position. ASME B16.48 line blanks can be designated in 6 pressure rating classes:150#, 300#, 600#, 900#, 1500#, and 2500#. The maximum allowable working gauge pressures at elevated temperatures are the same as that of the mating ASME B16.5 flanges.
ASME B16.48 says:The gasket seating surface finish and dimensions for raised face line blanks shall be in accordance with ASME B16.5. A raised face may be specified at the option of the purchaser. A Raised Face would add machining time and complexity so the price would be higher. Call this the Bugatti or Rolls Royce of the line blind world.
KVF-B16.48 Spectacle Blind Brochure3.All Keddco spec blinds are manufactured to ASME B16.48 unless otherwise specified. GENERAL FIG. 1 FIG. 2 FIG. 3 This standard provides dimensions for operating line blanks (or "blinds") in sizes NPS 1/2 through NPS 24 for installation between ANSI B16.5 flanges in the 150,300, 600, 900, 1500, and 2500 pound pressure classes.
ANSI/ASME B16.48 Bolt Size. Rajtilak Metal is a highly acclaimed Manufacturer & Suppliers of Stainless Steel Spectacle Blind Flange Manufacturers in India. ANSI B16.48 Spectacle Flange, spacers, and spades which are also known as paddle blank, figure-8, spacer and Slip blind.
asme b16.48 Paddle Blank and Spacer,Spades and SpacersPaddle blanks & Spacers,Spade Spacer,Spade and Spacers ,ANSI B16.48, Also called:Line Blinds, line blanks,Spacers and Blanks, Paddle Blinds, Spade Blinds. Spade and Spacers are normally referred to as Line Blinds. which has the similar function as a Spectacle Blind . The Spade or Spacer is fitted in the line between two flanges and is bolted in place.