Trunnion Mounted Ball Valves

Codes & Standards

 

Design   : BS EN ISO 17292 / API 6D

Testing  : EN 12266-I

 

Design Features

Though all the floating valve features available in Trunnion mounted valves, there are special design & constructional features separates it from the rest

  1. ISO 5211 mounting pad.
  2. Fire safe conformance to API 607 / API 6A.
  3. Can be offered with NACE MR 01-75 compliant.
  4. Uniform loading of seat on the ball by a set of compression springs.
  5. Self-lubricating bearing for trunnion & Stem.
  6. Available with Double Block & Bleed Feature.
  7. Low pressure soft sealing – high pressure metal sealing
Valve Type Size Range (mm) Class Rating Connection Material of construction
2 piece
50FB - 300FB 50RB - 300RB
#150 / # 300 / # 600
Flanged (RF/RTJ) / Butt Weld
  1. ASTM A 216 Gr. WCB
  2. ASTM A 217 Gr. WC6, C9, C12
  3. ASTM A 351 Gr. CF8/CF3, CF8M/CF3M
  4. Special Alloy Steel Materials