Product name: Wings union2202 (WECO type)
Brand name: Ocelot
Recommended service :
Cementing, fracturing, acidizing, testing, and choke-and-kill lines.
Max pressure: 15000 PSI H2S service
Working T: 20°F / 300°F
End connection: Butt welding
Sealing system: Seal ring
Sub Material: AISI 4130
They are the pressure containing parts of the assembly that provide a metal-to-metal primary seal.
Subs are manufactured per different assembly modes:
NPT threaded assembly
NPST threaded assembly
Sub profiles are also machined/forged as an integral part of a piping element.
This is a forged part of the assembly that allows the connection of the two subs through a specific Acme or Iso thread.
The seal element is an elastomer component that acts as a secondary seal to protect metal-to-metal seal against corrosion.
Depending on the union figure it can be a lip type ”Seal Ring” or an ”O-Ring”.
Different materials are available to suit fluid service (Buna for Standard service or FKM for H2S service).
General dimension FIG. 2002 Butt Welding
Nominal pipe size (inch)
øID (Special SCH)
Union2202 - 2" BW
Union 2202 - 3" BW
All specifications are given as an indication, they may be modified in the interest of our customers.
Note: the operating temperature depends on the type of elastomer used.
Wings union2202 (WECO type) is mainly used for mine hydraulic support, oil field development, suitable for engineering construction, lifting, and transportation.
In addition, Wing Union 50(WECO Type) is widely used in these fields.