Series 28 One Piece Flanged Ball Valve

The JFlow Series 28 1-Piece Flanged Ball Valve delivers reliable full-port flow control for demanding industrial applications. Featuring rugged one-piece construction, ISO 5211 direct mounting, and ASME Class 150 performance, it is available in stainless steel and carbon steel for manual or automated service.

Specification Details
Valve Type 1-Piece Flanged Ball Valve
Pressure Class ASME Class 150
Port Design Full Port
Size Range ½”–8″
Stock Sizes 2″–8″ (Contact JFlow for additional sizes)
Body Materials CF8M (316 Stainless Steel), WCB Carbon Steel
Ball Material 316 Stainless Steel
Seat Material PTFE (Optional TFM1600, TFM4215/UPE, PEEK)
Stem Design Blow-Out Proof
Stem Packing Adjustable PTFE Packing
Mounting ISO 5211 Direct Mount
Temperature Range -20°F to 450°F
Testing 100% Air Tested Under Water (80–100 PSI)
Automation Compatible with Pneumatic and Electric Actuators
Optional Materials Hastelloy C, Super Duplex, Alloy 20, Monel (Available Upon Request)
Optional Features Anti-Static Device, Heating Jacket, PTFE/PFA Coating, Fire-Safe Design (Optional)

The Series 28 can be configured with a variety of materials and accessories to meet the requirements of demanding industrial applications.

  • Pneumatic and Electric Actuation for automated flow control
  • TFM1600, TFM4215/UPE, and PEEK Seats for enhanced chemical resistance and high-temperature service
  • PTFE/PFA Coated Components (40–70 μm) for improved corrosion resistance and non-stick performance
  • Special Alloy Construction including Hastelloy C, Super Duplex, Alloy 20, and Monel
  • Anti-Static Device for applications requiring static discharge protection
  • Heating Jacket (SS304, 6 bar or higher) for temperature-sensitive media
  • Optional Fire-Safe Design with graphite stem packing and gasket
  • Additional Sizes and Pressure Ratings available upon request
  • ASME Class 150 flanged design
  • ISO 5211 direct mounting pad for actuator compatibility
  • 100% air tested under water (80–100 PSI) prior to shipment to verify valve integrity
  • Manufactured using precision investment cast construction for consistent quality and performance

The JFlow Series 28 is engineered for reliable shutoff and flow control across a wide range of industrial processes, making it an ideal solution for demanding applications requiring durability, corrosion resistance, and automation compatibility.

Common applications include:

  • Chemical Processing
  • Water & Wastewater Treatment
  • Industrial Manufacturing
  • Process Piping Systems
  • Oil & Gas (Non-Critical Service)
  • Power Generation
  • OEM Equipment
  • Mining & Aggregate
  • Pulp & Paper
  • Food & Beverage Processing (material dependent)
  • HVAC & Mechanical Systems
  • General Industrial Utilities