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Gate, Globe & Check Valves

Description:

Flownotion Gate, Globe & Check valves finds its application in industries like oil, chemical, petrochemical, refining, pulp & Paper, Pharmaceutical, Food, Power & Water treatment. Also, Upstream & mid-stream industries like LNG, tank carriers & ship building. Leeo has also developed soft seated valves for natural gas application.

Codes & Standards

Design :API 602 – Gate Valve,BS 1873 – Globe Valve,BS 1868 – Check Valve
Testing : API 598 / BS 6755 – I

Design Features

  1. OS & Y Type with Bolted Bonnet or Welded Bonnet options.
  2. Stem packing is designed for optimum control of fugitive emissions leakage to the atmosphere.
  3. Back seat designed to relieve back pressure on the stem packing when fully seated.
  4. Metal seated suitable for high temperature service.
  5. Uniform load on body & Bonnet gasket joint to assure leak proof seal.
  6. Solid or self-adjusting flexible wedge

Valve Types Size Range Class Rating Connection Material Of Construcation
Gate Valve 15 - 350 # 150 / # 300 / # 600 Flanged End/ Butt Weld
  1. ASTM A 216 Gr. WCB
  2. ASTM A 351 GR. CF8/CF3, CF8M/CF3M.
  3. Special Alloy Steel materials
Globe Valve 15 - 350 # 150 / # 300 / # 600 Flanged End/ Butt Weld
  1. ASTM A 216 Gr. WCB
  2. ASTM A 351 GR. CF8/CF3, CF8M/CF3M.
  3. Special Alloy Steel materials
Check Valve 15 - 350 # 150 / # 300 / # 600 Flanged End/ Butt Weld
  1. ASTM A 216 Gr. WCB
  2. ASTM A 351 GR. CF8/CF3, CF8M/CF3M.
  3. Special Alloy Steel materials
Pressure seal valves 15 - 200 # 900 / # 1500 / # 2500 Butt Weld
  1. ASTM A 216 Gr. WCB
  2. ASTM A 351 GR. CF8/CF3, CF8M/CF3M.
  3. Special Alloy Steel materials