High Performance Butterfly Control Valves - Valdisk
Product Brand
High Performance Butterfly Control Valves
About this product

The Valtek Valdisk™ is a double offset butterfly valve used whenever high capacity is needed with the lowest possible pressure loss.

... Read more Read less
Precise Control

Safety Standards
API 609

Fugitive Emission
ISO 15848
  • High-performance throttling — High-thrust cylinder actuator, eccentric-cammed disc for unmatched performance
  • Greater throttling accuracy — Single pivot-point, splined shaft minimizes lost motion between shaft and actuator, ensuring greater accuracy
  • Improved uptime — Long-lasting, bubble-tight shutoff for improved leakage resistance
  • Reduced maintenance costs — Double-offset disc design minimizes seat and disc wear and prolongs service life while reducing leakage

Design Standards

  • ASME (B16.34, B16.10, B16.25, B16.47), DIN, EN, API 609

Industry Standards

  • ISO 15848-1, NACE MR0175, API 607

Regional approvals



Size Range: NPS 3 to 60; DIN 80 to 600

Pressure Class Range: ASME Class 150, 300, 600, 900, 1500; DIN PN 10 to 40

Seating Material: Metal or soft seat

Online Tools

Find Flowserve representatives near you


Find your closest Flowserve resource for new products and replacement parts. We can help improve performance and safety throughout your operation.

Search Sales Contactsright-arrow

Searching for a service or repair for your equipment? Connect with a nearby Quick Response Center (QRC) to resolve problems and optimize equipment.

Find Servicesright-arrow

Are you looking for thought leaders with the expertise you need in your industry? We have industry and application specialists around the world who can assist you.

Locate Industry Expertsright-arrow