API 6A Check Valve

Product Overview


Behsazan Jonoob API 6A Check Valves forged quality is specially designed and developed for upstream applications on wellheads, manifolds, flow lines, pipelines

and processing plants. Our Check Valves are top entry and widely used in high pressure lines to control one way flow and prevent fluid from flowing back to the pressure source, thus to protect pipeline safety.

BJ one piece forged API 6A Check Valve is available in various sizes, ratings and materials for severe service applications.

Standard Features for BJ API 6A Check Valves include Metal Seat (TC or Stellited Gate and Seat), Fire Safe Design, NACE MR0175 compliance


  • Basic Design: API 6A
  • Nominal Sizes(API 6A):  1 13/16″, 2 1/16″, 4 1/16″, 7 1/16″, 9″, 11″
  • API 6A Ratings: #2000, #3000, #5000, #10000, #15000
  • Valve type: Swing and Ball type.
  • Seat Seal Material: Viton, PTFE, Devlon , Metal Seat (TC or Stellite).
  • Sealing: Viton A/B, Lip Seal PTFE/PEEK, HNBR, KALREZ.
  • End Connections: Flanged, Butt Weld and Hub.
  • Body and Bonnet Material: Forged AISI 4130 and AISI 410 (36k, 45k, 60k, 75k).
  • Trim Material: 13%Cr (F6a), Super Duplex and Inconnel
  • PSL: 1, 2, 3, 3G (API 6A)
  • PR: 1, 2
  • Material Class(API 6A): AA, BB, CC, DD, EE, FF, HH
  • Temp. Rating(API 6A): K, L, T, U, V


  • Fire Safe Design/Test: API 6FA, API 607
  • Soft and Metal seat.
  • Disk with Hard Face
  • Metal-to-metal bonnet seal.
  • Replaceable Seat.
  • Top Entry.
  • PMSS (Primary Metal Secondary Soft Seal)


  • Standard, Sour Service(NACE MR0175/ISO15156), Low Temp., High Temp.


  • Overlay/Cladding: Inconnel, SS 316
  • Disk Locking Device
  • Non Slam
  • Piggable