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