Flange adapter

A method of assembling a rupture disk assembly for insertion in a pressurized fluid system having a conduit of a nominal size, comprising:

• providing a support member;
• providing a rupture disk for installation with the support member;
• and
• selectively connecting a flange adapter to the support member, the adapter being configured to interchangeably fit a plurality of flange standards for the same nominal size.

A pressure relief assembly, comprising:

• an inlet flange member having bolt recesses forming a bolting pattern and a centralized conduit for directing pressurized fluid therethrough;
• an outlet flange member having bolt recesses and a centralized conduit for relieving pressurized fluid therethrough, the bolt recesses and centralized conduit of the outlet flange member corresponding with those of the inlet flange member;
• a plurality of bolts for drawing the inlet and outlet flange members together, the bolts extending through the bolt recesses of the inlet and outlet flange members;
• a safety head assembly installed between the inlet and outlet flange members including:
• a safety head member;
• a rupture disk for placement in association with the safety head member;
• and
• a flange adapter configured to be selectively connected to the safety head member, the adapter having an opening and an exterior perimeter with a plurality of recesses formed therein, the plurality of recesses being configured to receive a plurality of different flange bolting patterns;
• and
• wherein the adapter is aligned within the inlet and outlet flange members by receiving the plurality of bolts through the plurality of recesses.

A flange adapter assembly for positioning an insert device within a pair of flange members, of a particular nominal size, that are adapted to be connected together by a plurality of bolts forming a bolting pattern, comprising:

• a pressure containing boundary;
• an adapter configured to be selectively connected to the pressure containing boundary, the adapter having an exterior perimeter with a plurality of recesses formed therein, the plurality of recesses being configured to receive a plurality of different flange bolting patterns;
• and
• the adapter having an asymmetrical design for facilitating removal of the assembly from the flange members, the asymmetrical design including recesses of a first size and shape on a first side of the adapter and recesses of a second size and shape on a second opposing side of the adapter.

A gasket assembly for insertion within a pair of flange members, of a particular nominal size, that are adapted to be connected together by a plurality of bolts forming a bolting pattern, comprising:

• a pressure containing boundary;
• a gasket having an exterior perimeter with a plurality of recesses formed therein, the plurality of recesses being configured to receive a plurality of different flange bolting patterns;
• and
• the gasket having an asymmetrical design for facilitating removal of the gasket from the flange members, the asymmetrical design including recesses of a first size and shape on a first side of the gasket and recesses of a second size and shape on a second opposing side of the gasket.

A flange adapter assembly for positioning an insert device within a pair of flange members, of a particular nominal size, that are adapted to be connected together by a plurality of bolts forming a bolting pattern, comprising:

• a pressure containing boundary;
• an adapter configured to be selectively connected to the pressure containing boundary, the adapter having an exterior perimeter with a plurality of recesses formed therein, the plurality of recesses being configured to receive a plurality of companion flange assembly bolts;
• and
• the adapter having a partial ring shape for receiving only a portion of the bolting pattern of a corresponding flange member.

A method of installing an insert device within a pair of flange members, of a particular nominal size, that are adapted to be connected together by a plurality of bolts forming a bolting pattern, comprising:

• providing a pressure containing boundary and an insert device;
• providing a flange adapter having a partial ring shape and an exterior perimeter with a plurality of recesses formed therein, the plurality of recesses being spaced along the perimeter and configured to receive a plurality of bolts;
• installing the flange adapter within the pair of flange members by aligning the plurality of recesses of the adapter to each receive one of the plurality of bolts;
• installing and centering the pressure containing boundary and insert device by positioning an external outer diameter of the pressure containing boundary against an inner diameter of the partial ring shaped adapter;
• and
• securing the adapter and pressure containing boundary within the pair of flange members by bolting the pair of flange members together.

A method of installing a rupture disk assembly within a pair of flange members, of a particular nominal size, that are adapted to be connected together by a plurality of bolts forming a bolting pattern, comprising:

• providing a rupture disk assembly including pressure containing boundary and a rupture disk, the rupture disk designed to provide an opening upon exposure to a predetermined pressure;
• selectively connecting a flange adapter to the pressure containing boundary, the adapter having an exterior perimeter with a plurality of recesses formed therein, the plurality of recesses being spaced along the perimeter and configured to receive a plurality of different flange bolting patterns;
• installing the pressure containing boundary and flange adapter within the pair of flange members by aligning the plurality of recesses of the adapter to each receive one of the plurality of bolts;
• rotating the adapter until each recess engages at least one side of one of the plurality of bolts to align the rupture disk opening with a central opening of the flange members;
• and
• securing the adapter and pressure containing boundary within the pair of flange members by bolting the pair of flange members together.

A flange adapter assembly for positioning an insert device within a pair of flange members, of a particular nominal size, that are adapted to be connected together by a plurality of bolts forming a bolting pattern, comprising:

• an insert device configured for placement within a pair of flange members;
• a flange adapter having an interior perimeter, an exterior perimeter, and apertures formed wholly within the adapter between the interior and exterior perimeters, the apertures being configured to receive a plurality of companion flange assembly bolts to thereby position the insert device within the flange members;
• and
• wherein the flange adapter is manufactured separate from the insert device.