Jamesbury™ Series 4000 Standard and Full Port Ball Valve from Valmet

Jamesbury™ Series 4000 Standard and Full Port Ball Valve from ValmetMultiple end connection resilient seated 3 piece ball valve.

The Jamesbury™ Series 4000 is a rugged, three-piece resilient-seated ball valve engineered to deliver reliable, low-emission flow control across demanding industrial applications. Built with robust design features, including self-relieving seats, a patented stem seal system, and an ISO-compliant bonnet, this valve supports multiple end-connections (threaded, socket weld, butt weld, and custom) for flexible integration. Engineered for long service life, the Series 4000 offers bi-directional bubble-tight shutoff—even in hazardous media—and is automatable for use in automated systems. Available in sizes ranging from ½″ to 2½″ in standard port (and up to 2″ in full port) and rated for ANSI Class 800/CWP to 2,500 psi (172 bar), it is constructed from materials such as carbon steel, stainless steel, Monel, and Hastelloy C to meet diverse corrosion and strength requirements. In addition, the Series 4000 meets ISO-15848 and other emission control standards, making it a dependable and environmentally conscious choice.

 

Features

Jamesbury™ Series 4000 Standard and Full Port Ball Valve Features:

  • Robust engineering design
  • Self relieving seat technology
  • Patented stem seal technology
  • ISO compliant bonnet
  • Multiple end connections (Threaded, socket weld, butt weld, custom)
  • High quality

Specifications

Jamesbury™ Series 4000 Standard and Full Port Ball Valve Specifications:

SpecificationDetails
Size RangeStandard port: ½” – 2½” (DN 15 – 65) Full port: ½” – 2” (DN 15 – 50)
Temperature260 °C / 500 °F
Pressure RatingANSI Class 800 or CWP up to 2,500 psi (172 bar); see literature
MaterialsCarbon steel, stainless steel, Monel, Hastelloy C
StandardsMeets ISO‑15848 and other emissions standards

Benefits

Jamesbury™ Series 4000 Standard and Full Port Ball Valve Benefits:

  • Very long service life
  • Bi-directional in hazardous media service
  • Low fugitive emissions
  • Bubble tight shut off
  • Automatable

Q & A

Q&A Section with Expand/Collapse Icons

Jamesbury™ Series 4000 Standard and Full Port Ball Valve Q & A

+ What sizes are available for the Series 4000 Ball Valve?

The Series 4000 offers: 

  • Standard Port: ½” to 2½” (DN 15 to DN 65)
  • Full Port: ½” to 2” (DN 15 to DN 50)
+ What is the maximum temperature rating?
The valve is rated for temperatures up to 260 °C (500 °F).
+ What pressure classes are supported?
The Series 4000 is rated for: ANSI Class 800 or CWP up to 2,500 psi (172 bar).
+ Does the Series 4000 meet any industry standards?
Yes, it complies with ISO-15848 and other emissions standards.
+ Is the Series 4000 suitable for fire-safe applications?

Yes, it is available in Fire-Tite configurations, meeting API 607 requirements.

Downloads

Download Series 4000 Standard and Full Port Ball Valve Datasheet

 

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