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Double Studded Adapter (DSA) for Wellhead  Connection
Wellhead Equipment

Double Studded Adapter (DSA) for Wellhead Connection

> Standards: 6A, NACE MR0175, ISO 9001, ISO14001, ANSI.

> Traceability: double studded adapter flanges are supplied with full traceability documentation for each component.

> Service Conditions: General or Sour Services.

> Application: Wellhead, Manifold, Shipbuilding, Pipe Projects, etc.

    Double Studded Adapter Flange (DSAF) or Double Studded Adapter (DSA) is a flange with a through bore and a ring groove on each side, drilled and tapped bolt hole sets on both sides and tapped end studs complete with nuts fitted on both sides. Unlike a spacer, the two sides are usually different in size and/or pressure rating. Double studded adapter flanges are commonly utilized to connect and adapt flanges with different nominal sizes, pressure ratings, and configurations. We also produce and supply other types 6A flanges, such as threaded flanges, spacer spool flanges, blind flanges, companion flanges, target flanges, test flanges, and adapter spools for all client needs

    DSAF Flange Thickness(mm)
    2-1/16” X 5M To 3-1/8” X 5M 70
    2-1/16” X 10M To 4-1/16” X 10M 80
    3-1/16” X 10M To 4-1/16” X 10M 130
    3-1/16” X 10M To 4-1/16” X 5M 80
    4-1/16” X 5M To 2-1/16” X 5M 75
    4-1/16” X 5M To 3-1/8” X 5M 83
    4-1/16” X 2M To 4-1/16” X 5M 80
    7-1/16” X 10M To 13-5/8” X10M 170
    7-1/16” X 5M To 13-5/8” X 5M 150
    11” X 15M To 18-3/4” X 15M 256
    11” X 5M To 13-5/8” X 5M 144
    13-5/8” X 10M To 11” X 10M 267
    13-5/8” X 3M To 16-3/4” X 2M 150
    13-5/8” X 10M To 18-3/4” X 15M 256
    13-5/8” X 5M To 18-3/4” X 15M 256
    18-3/4” X 15M To 20-3/4” X 3M 270
    20-3/4” X 3M To 18-3/4” X 15M 256
    21-3/4” X 2M To 18-3/4” X 15M 256
    21-3/4” X 2M To 18-3/4” X 15M 200
    26-3/4” X 3M To 21-3/4” X 2M 200
    30” X 3M To 21-3/4” X 2M 175
    30” X 1M To 26-3/4” X 3M 200

    Other sizes and pressure ratings are available upon request.