Superior Sealing for Tough Conditions
Metal Seated Trunnion Ball Valves
Employing the latest in processing technology and manufacturing automation, Chaoda offers high quality metal seated ball valves for service conditions where soft seats will simply not perform.
Whether it is temperature or abrasion driven, Chaoda offers a broad range of hard coatings designed for optimal performance.
Minimal moving parts with flawless execution make our trunnion ball valves the ideal choice for severe applications. Full rotational surface lapping of seats makes our metal seat ball valves the most dependable sealing valves available – at an unparalleled price point.
Take a Look Inside!
Superior Parts for a Superior Valve
1. Body – Designed for longevity.
2. Precision Hard Surfaced Ball – Maximized sealing surface for reliable isolation.
3. Hard Surfaced Mate Lapped Seat – For a perfect seal in abrasive slurries and matched expansion rates in high temperatures.
4. Body and Trunnion Seal – Endures under pressure.
5. High Strength Spring- For a resilient loading of ball to seat.
6. Stem – High strength for maximum safety.
7. Thrust Bearing – Ensures consistent operation and packing life.
8. Stem and Trunnion Bearing – Prevents any axial loading that could increase operating torque.
9. Graphite Stem Packing – Provides structural integrity.
10. Packing Gland – Maximizes stem seal.
11. Gland Follower – Ensures even compression of packing.
12. ISO Mounting Bracket – Standardized to fit most actuators.
13. End Connection – Flanged connection shown below, other options available.
14. 1-Piece Trunnion – For vertical support and consistent torque.
15. Spring Gland – Compresses spring for additional leak prevention measures.
Dimensions & Ranges
Design Options
Refer to catalog for dimensional information.
*Consult sales team for additional sizes, pressure classes and end connections.
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