Double Studded Adapter “DSA”

Double Studded Adapter “DSA”

DSA - Double Studded Adapter flange is the part which is often used in the wellhead system, DSA is designed and manufactured in accordance with API 6A/16A standard,DSA usually has double studded flange connections. we have all sizes and pressure ratings DSA used for oilfield applications.


Can be used to connect flanges with any combination of sizes and pressure ratings

Custom DSA’s are available to transition between API, ASME, MSS or other styles of flanges

Supplied with standard or customer specific thicknesses

Normally provided with tap-end studs and nuts

Available for general service and sour service in compliance with any temperature rating and material requirements specified in API Specification 6A

Available with Inconel 625 corrosion resistant ring grooves.

BIC Industries Manufacture DSA as per below Requirements:

  • Working pressure                       1000PSI-20000PSI
  • Size Range                                   2-1/16”- 30”
  • Working temperature                P+U (-20-350F)
  • Material class                             DD-EE-NL
  • Specification class                     PSL1-PSL3
  • Performance class                     PR1-PR2
  • End Connection                          Single Studded/ Double Studded
  • Material Grade                            AISI 4130