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K E Y S T O N E
Keystone Valve Supply - Global Valve Solutions for Oil & Gas Industry

Microfinish Valves

Rising Stem Ball Valves (Tilt & Turn) Rising Stem Ball Valves (Tilt & Turn)

Microfinish Valves

Key Features

  • Standard 3-year warranty
  • Our facility holds the API 6D Monogram and ISO 9001 certificate.
  • Our products are SIL-3 rated and passed ISO 15848 Emission
  • We perform X-Ray or Ultrasonic Examination of 100% of our valves in 600# and higher pressure and sample NDT of 150# and 300# classes.
  • 100% Traceability of the raw material
  • Installed base of over 1.8 million valves globally
  • Huge Houston Inventory
Rising Stem Ball Valves (Tilt & Turn) Rising Stem Ball Valves (Tilt & Turn)

Floating Ball Valves

  • NPS ¼” – 10”
  • ISO 15848-1 API 641 Low Emissions
  • ANSI 150 – 2500
  • Flanged, SW & NPT
  • API 598/API 6D
Rising Stem Ball Valves (Tilt & Turn) Rising Stem Ball Valves (Tilt & Turn)

Trunnion Ball Valves

  • NPS 2” – 24”
  • ANSI 150 – 2500
  • ISO 15848-1 API 641 Low Emissions
  • Stainless Steel and Carbon Steel x SS Trim
  • Double Block & Bleed (DB&B), Double Isolation and Bleed (DIB-1 & DIB-2)
  • API 6D, 641, 607, CSA Z245.15
Rising Stem Ball Valves (Tilt & Turn) Rising Stem Ball Valves (Tilt & Turn)

Swing Check Valves

  • NPS ½ ” – 16”
  • CF8M Stainless Steel
  • ANSI 150 – 2500
  • RF, RTJ End Connections
  • Varied trim configurations
  • API 6D & CSA Z245.15
Rising Stem Ball Valves (Tilt & Turn) Rising Stem Ball Valves (Tilt & Turn)

Cryogenic Trunnion Ball Valves

  • NPS 2” – 24”
  • ANSI 150 – 900
  • Temperatures down to -321F
  • ANSI 150 – 2500
  • RF, RTJ End Connections
  • Varied materials (Stainless Steel, Duplex)
  • API 6D & CSA Z245.15
Rising Stem Ball Valves (Tilt & Turn) Rising Stem Ball Valves (Tilt & Turn)

Cryogenic Floating Ball Valves

  • NPS 2” – 12”
  • ANSI 150 – 2500
  • RF, RTJ, and Weld Ends
  • Witness tested to -321 per BS 6364
  • API 6D & CSA Z245.15