Skip to main content

Flowserve-Valtek-Double Offset Control Butterfly Valves - Valdisk BX

High Performance Butterfly Control Valves - Valdisk BX

BRAND: Valtek

The Valtek Valdisk™ BX is a double offset butterfly control valve designed to meet the most routine and the most rigid service requirements.


  • Chemicals
  • Water
  • Oil & Gas
  • Power

industry sectors

  • Basic (Organic & Inorganic)
  • Water
  • Downstream Processing
  • Conventional Steam
  • ASME (B16.34, B16.10, B16.25)
  • PED
  • DIN
  • CRN
  • ISO
  • NACE
  • EN
Design Range

Size Range: NPS 3, 4, 6, 8, 10, 12, 14, 16, 18, 20, 24

Pressure Class Range: ASME class 150, 300

Seating Material: Metal or soft seat

Features & Benefits
  • Primary stem seal plus two optional secondary seals provide triple leak protection
  • Retainer is locked in the valve body by a unique lock or fasteners, depending on size
  • Adjustable, live-loaded packing options available
  • Low profile disc increases capacity and provides better flow control


Our global expertise and local service centers ensure that you stay up and running. Learn more about our services.

Learn More

Use Flowserve VirtualPlant 3D models of various plant types to help you 'see' our capabilities in key industrial applications.

Explore Now