High Pressure Ball Valves

high pressure ball valve


  • “Floating Ball” design insures a positive, leak-free seal and automatically compensates for any seat wear or misalignment.
  • Available in Carbon Steel and Stainless Steel.
  • 1/4″ turn position operation.
  • Hard-chrome plated micro-smooth ball greatly reduces friction and seat wear.
  • Ball seats are available in a variety of materials to suit your special applications.
  • Full size ports on most two-way valves virtually eliminates pressure drop.
  • Maradyne Ball Valves offer completely bidirectional operation, eliminating any chance of incorrect installation.
  • No lubrication or maintenance required for the life of the valve.
  • Maradyne Valves are easily and completely repairable.
  • Long seal life.


  • Block body design for sizes up to and including DN 25
  • Forged body design for sizes DN 32 through DN 50
  • Supplied with offset handle


  • Body: Carbon Steel, zinc/iron-plated
  • Ball: Carbon Steel, hard chrome plated
  • Stem: Carbon Steel
  • Handle: Carbon Steel
  • Ball Seat: Polyacetal
  • O-Rings: Fluorocarbon elastomer (Viton®)


  • Female NPT thread (ANSI B1.20.1)
  • Female SAE J514 ports
  • JIC
  • Code 61
  • Code 62
  • BSP
  • Male ORFS


  • 6000 psi [420 Bar] to 7250 psi [500 Bar] depending on size.


  • Operating Range: -4°F to 212°F [-20°C to 100°C]