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full bore trunnion mounting cast steel ball valve

full bore trunnion mounting cast steel ball valve

Edit Date: 2016/1/6      View:
  • Brand: feiqiu
  • Standards: API 6D, API 608, BS5351
  • Class: class150~class2500
  • Size: 2"-60"
  • Material: WCB, S.S, LCB, A105 etc.
  • Medium: WOG, liquid gas, anti-sulphur type medium etc.
Introduction
Structural Features of Trunnion Ball Valve:

full bore trunnion mounting cast steel ball valve are mainly used in the industries of natural gas, oil products,chemicals, metallurgy, urban construction, environmental protection, pharmaceuticals, foodstuff and etc. Among them, the sulfur-resisting series products are applicable for seriously corrosive natural 

gas pipeline containing hydrogen sulphide mediums and impurities.

1. Distinctive Seating Structure

   According to the extent of pressure, medium properties and sealing requirements, fixed ball valves may be made to front seal structure, back seal structure,    or front-back dual seal structure. Front Seal Structure, Back Seal Structure, Front-back Seal Structure
2. Self-relieving Structure
3. First Aid of Seal
4. Fireproof Structure
5. Antistatic Structure
6. Locking Device
7. Full and Reduced Bore Structure
8. Discharge Device on Valve Body

9. Corrosion Resistance

10. Sulfide Stress Cracking Resistance

11. Extension Stem Device

 Structural drawing and the material of main parts:

trunnion mounting ball valve

 Main outline dimensions:


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