دیکشنری تخصصی مهندسی نفت - نسخه آنلاین

n: a projecting rim or edge (as on pipe fittings and openings in pumps and vessels),usually drilled with holes to allow bolting to other flanged fittings.

a common, high pressure wellhead connection, using bolt attached flange plates and metal-to-metal seals.

n: a device that holds an orifice plate centred in the line in which a fluid is flowing. It consists of two pieces that are joined by placing them together and tightening bolts and nuts. The orifice plate fits between the two pieces. To remove or inspect the orifice plate in a flanged fitting. the line must be bled and the flow of fluid rerouted so that no pressure exists on the fitting.

n: modified version of flanged fitting. Flange bolts are replaced with a single chamber that holds the plate.

n: a flanged fitting that supports the tubing string, seals off pressure between the casing and the outside of the tubing, and provides a connection that supports the Christmas tree.

n: A wellhead component that supports the tubing hanger and provides a means of attaching the Christmas tree to the wellhead.

a flanged spool containing the tubing bowl where the tubing hanger will set and seal.