Gauge Root Valves

  • Rugged One-Piece Stainless Steel Body Construction

  • Metal to Metal Bonnet to Body Seal

  • Non-Rotating Ball or V-Tip and Plug Tip (Soft Seat) Stem designs

Connection and Size Options

- Inlet

  • ½” and ¾” NPT Male as Standard Metric and BSPP Threads available on Request

- Outlet

  • ½” BSP Female as Standard Metric and BSPP Threads available on Request

Operating Pressure Range
  • Maximum 6000 psig as Standard at 38°C

Operating Temperature Range
  • Up to 200°C with PTFE Stem Seals Optional Graphite Stem Seals for up to 640°C

Gland Seals
  • PTFE Stem Seals as Standard Graphite Stem Seals for High Temperatures

Plug Tip Options
  • PTFE / POM as Standard PEEK as option for temperatures upto 300°C

Relevant Design Standards
  • Threads – ANSI B1.20.1 Pressure Test – BS EN 12266-1

  • Oil & Gas

  • Chemical & Petrochemical

  • Power Generation

Note: - As a drive for continuous improvements of our products, Thomas & Brian® reserves the right to change the descriptions contained in this brochure without prior notice. Consult local Agent or Factory for revisions and/or service related issues.