Kelite Group

API 6A Ball screw gate valves

Ball screw gate valves are designed for large caliber, high pressure manual valves. The valve combines the tail balance lever and the unique ball ball principle to make its operation light, low torque, easy to operate. Its diameters range from 3 1/16 “to 9” and its pressures range from 10,000 psi to 20,000 psi.

Key Application(s)

  • Wellhead Assembly, Frac Tree/Frac Stack, Production Tree, Manifold etc

Design Features

  • Material: AISI 4130 (Integral Forged) Alloy Steel, other material available upon request
  • End Connections: Flanged or Studded Outlets
  • Operation: Manual with Ball Screw Operator (BSO), Hydraulic with double acting hydraulic actuators
  • Standards: API Spec 6A, API Q1, NACE MR0175
  • Material Class: AA, BB, CC DD, EE, FF
  • Sour Gas Level: DD-NL, EE-0.5, EE-1.5, EE-NL, FF-0.5
  • Temp Class: PU, L-U
  • Performance Requirement: PR1, PR2
  • Product Specification Level: PSL1, PSL2, PSL3, PSL3G, PSL4
  • Optional Trim Enhancement: Inconel Inlay, Xylan Coating, QPQ etc

 

Reference

Design Standard(s)

  • API Spec 6A, API Q1, NACE MR0175

Face-to-Face

  • API Spec 6A

End Connection

  • API Spec 6A

Test Standard(s)

  • API Spec 6A

Documents

Please contact us for catalogue