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Tube-Mac Piping Technologies Component

Retain Ring Flange

Non-welded flange connection for heavy-wall pipe 1 1/2" to 10" using a grooved pipe end and segmented stainless steel retain ring.

Description

The retain ring configuration uses heavy-wall pipe with a machined butt end face and an annular groove on the outside diameter. After machining, the flange is slipped on and a retain ring, a segmented stainless steel ring bound by a spiral-wound stainless steel spring, is sprung into the groove. Bolting the flanges together draws them against the retain rings, with the O-ring seal retainer captive in the connection.

Key features

  • Pipe sizes 1 1/2" through 10"
  • Standard styles conform to SAE and ISO 4-bolt flanges and Tube-Mac Industries 8-bolt proprietary flanges
  • No welding required
  • Certified by DNV, LR, ABS and CCS

Specifications

Pipe sizes1 1/2 in through 10 in
Flange stylesSAE and ISO 4-bolt; Tube-Mac Industries 8-bolt proprietary
Class approvalsDNV, LR, ABS, CCS

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