1.Sealing is energized by flow fluid pressure, sealing performance gets better while pressure increasing.
2.Hard-faced sealing surface and sulfur-resistant core material assure fine performance of wear-resistant and corrosion-resistant.
3.Integral forged body with fine mechanical properties.
4.Check valve shall be hydro tested prior to delivery for safe performance.
Product Name: API 6A Swing Check Valve, Lift Check Valve, One-Way Valve, Non-Return Valve
Nominal Bore: 1-13/16″ – 7-1/16″
Material: AISI 4130 (Integral Forged)
End Connection: API 6A Flange
Standards Applied: API Spec 6A, API 16C, NACE MR0175
Pressure Rating: 2000 PSI to 15000 PSI
Material Class: AA, BB, CC DD, EE, FF
Temp Class: L, P, R, S, T, U, V
Performance Requirement: PR1, PR2
Product Specification Level: PSL1, PSL2, PSL3, PSL4
Paint Color: Red or Customized
Application: Mud Choke Manifold, Kill Manifold, Wellhead Christmas Tree Connection