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Quadrant Valves

Forum supplies a line of Quadrant Valves. These valves are designed and manufactured with the safest, most contemporary quarter-turn valve products available anywhere on the globe. Our valves solve customers’ real-world safety and code-compliance issues. We can assist in identifying and supplying the best solution to any industrial or oil and gas production valve requirement. Get ahead of the curve in terms of valve technology, safety and compliance.

Product Summary

One-Piece Threaded Ball Valves


  • Eliminate safety issues associated with 2-piece construction ball valves
  • Available in barstock or investment cast construction
  • 2000WOG rating
  • Carbon Steel or CF8M Stainless bodies
  • Plated carbon steel or 316SS trim
  • ¼” to 2” size range
  • 12-CS & SS are API 607 5th Edition Fire-safe

One-Piece Threaded Ball Valves


  • Eliminate safety issues associated with 2-piece construction ball valves
  • Available in barstock or investment cast construction
  • 2000WOG rating
  • Carbon Steel or CF8M Stainless bodies
  • Plated carbon steel or 316SS trim
  • ¼” to 2” size range
  • 12-CS & SS are API 612-CS & SS are API 607 5th Edition Fire-safe

Two-Piece Threaded Ball Valves


  • Available in Brass, Bronze and Carbon Steel construction
  • Plated or 316SS trim
  • R-PTFE or TFM seats & seals
  • ¼” to 4” size range
  • Bronze valves are full port to 1” size
  • Carbon steel valves are NACE compliant

Seal Welded Ball Valves


  • Seal welded body-to-tailpiece provides the ultimate in safe construction
  • Eliminates external leak path and permanently secures body & tailpiece
  • ¼”-4” size range
  • 1000 to 11,000PSIG operating pressure ratings
  • Available in ASME B16.34 & API 608 compliant versions in (4) pressure classes
  • Provides end users with the benefit of full ASME B31 Piping Code compliance
  • Standard NACE compliant
  • ASME/API compliant models are also API 607 5th Edition/ISO10497 Fire-safe

Maintenance Design Ball Valves


  • Brass, carbon steel and CF8M/316SS construction available
  • ¼” to 4” size range
  • Brass valves are all full port and are available with extended solder ends
  • 1000WOG carbon steel & stainless steel line is all full port
  • ASME B16.34/API 608 Class 800 compliant valves are available ¼” to 2½ ”
  • ASME/API compliant valves insure full compliance to ASME B31 Piping Codes
  • Extended socket-weld & extended butt-weld ends allow welding into line without disassembly
  • Double-union construction version provides easy removal from piping

Q.f-e-t.com/our_products_technologies/valve-solutions/ball-valves/quadrant/">uadrant Valves and Controls