Wellhead Double Studded Adapter Flange 21 1/4" x 5000psi - 20 3/4" x 3000psi
Oil Well API 6A Wellhead DSA 21 1/4" x 5M -20 3/4" x 3M
Overview of Wellhead DSA 21 1/4" x 5M -20 3/4" x 3M
The Double Studded Adapter flange in 21 1/4" x 5M -20 3/4" x 3M is the connection wellhead part
which is often used in the wellhead system. The DSA is designed and manufactured in accordance
with API 6A standard. The 21 1/4" x 5M -20 3/4" x 3M DSA has double studded flange connections in
different size or in different working pressure. JC petroleum equipment factory is able to manufacture
all sizes and pressure ratings DSA used for oilfield applications as per the customers' requirement.
Technical parameter of the Wellhead DSA 21 1/4" x 5M -20 3/4" x 3M
Working pressure | 2000PSI-20000PSI |
Working medium | oil,natural gas,mud |
Working temperature | -46°C-121°C(L-U) |
Material class | AA –HH |
Specification class | PSL1-PSL3 |
Performance class | PR1 |
Detailed specification of the DSA 21 1/4" x 5M -20 3/4" x 3M
| 1 | Top Conn. | 21-1/4"-5000 PSI |
| 2 | Bottom Conn. | 20-3/4"-3000 PSI |
| 3 | Test Pressure | 4500 PSI |
| 4 | All Flanges Ring Groove inlay | SS 316 |
| 5 | Ring GasketS | BX-165 & RX-74 |
| 6 | PSL | 1 |
| 7 | Temperature | T |
| 8 | Material class | AA |
| 9 | OAL | AS PER MANUFACTURER |
| 10 | Studs (A193/Gr B7) | 2"x11-3/4" |
| 11 | Studs Qty | 24 |
| 12 | Nuts (A-194/Gr 2H) | 3-1/8" across FLATS |
| 13 | Nut Qty | 24 |
| 10.1 | Studs (A193/Gr B7) | 2"x 10-1/8" |
| 11.1 | Studs Qty | 20 |
| 12.1 | Nuts (A-194/Gr 2H) | 3-1/8" across FLATS |
| 13.1 | Nut Qty | 20 |
| 16 | Applicable API standard | 6A |
Wellhead Double Studded Adapter Flange 21 1/4" x 5000psi - 20 3/4" x 3000psi
Oil Well API 6A Wellhead DSA 21 1/4" x 5M -20 3/4" x 3M
