Spiral Joint WR

With a centering ring for compression calibrated for use in flanges type face enhanced, flat face or joints of circular flanges. the “wr” style has a nominal thickness of 0.175 “, for an optimal compression of 0.130”. The outer ring facilitates the centering of the joint, provides additional radial force, helps prevent bursting, and serves as a reference point to determine the amount of compression to be used during installation of the studs.
These rings are made of cold rolled steel and 1/8 “thick, it has another type of steel in stock at your disposal. “WR” seals are used in conventional pipe flanges, pressure vessels, and process applications. The style “WR” is according to the specifications api 601. BSI