Home      Products     Shaffer type annular BOP and Ram BOP       double studded adapter flange
  • double studded adapter flange
  • double studded adapter flange
double studded adapter flangedouble studded adapter flange

double studded adapter flange

Product Detail

Product Tags

Product Videos

Double Studded Adapter Flange

Double Studded Adapter Flange (DSAF) or Double Studded Adapter (DSA) is a flange with a through bore and a ring groove on each side, driledand tapped bolt hole sets on both sides and tapped end studs complete with nuts fited on both sides, wnike a spacer. the two sides are usualvdiferentin size andor pressure raing, Double studded adaoter fianges are commonly utilized o connect and adaot fanges with diferent nominasizes, pressure ratings, and configurations. We also produce and supply other types AP! 6A fanges, such as threaded fanges, spacer spoolflanges, blind flanges, companion flanges, target flanges, test flanges, and adapter spools for all client needs


Drilling, Testing, Production, or Well Intervention; Media: Oil, Gas, Mud; Pressure: 2,000–20,000 psi; Temperature: -46°C to 121°C

Flange types may include API, ASME, MSS; Ensure accurate flange dimensions, pressure class, and configuration are provided

Material Classes: AA–HH; For sour service or corrosive environments: Stainless Steel 316L or Inconel 625 ring grooves for durability and H2S resistance

Specification Classes: PSL1 – PSL4; Performance Ratings: PR1 or PR2; Higher levels offer greater control over material traceability, NDE, and test documentation

Compatible with API 6A Flanges, API 16A Clamps, WECO Unions; Verify inclusion of tap-end studs and nuts; Custom thicknesses available for specialized applications


When selecting a Double Studded Adapter (DSA) for your oil and gas operation, it’s essential to understand the key specifications, applications, and material options to ensure a safe and efficient fit for your equipment.

Who can produce the DSA?

Tianjin Dongrui Petroleum Machinery Co.,Ltd


What is the material of DSA?

4130 or 25CrNiMo  F22


How long to delivery it?

30days

Product Videos
PREVIOUS:Protector NEXT:ESP pump

INQUIRY