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Engineered for demanding applications, eccentric half ball valves feature a half-ball design with an offset stem, providing bubble-tight shut-off and precise control over flow rates. The eccentric geometry of the ball ensures that the sealing surface makes contact only at the final stages of closing, minimizing wear and extending the valve's service life. These valves are commonly used in industries such as power generation, oil and gas, and chemical processing, where reliable shut-off and precise flow control are essential. Their robust construction and advanced sealing technology ensure dependable performance and minimal maintenance requirements. With their unique design and exceptional reliability, eccentric half ball valves offer a reliable solution for critical applications requiring tight shut-off and precise control.
Bubble-Tight Sealing: Eccentric design ensures a secure shut-off with minimal leakage.
Reduced Wear: Offset design minimizes friction, extending valve service life.
High-Temperature Capability: Suitable for elevated temperature applications.
Anti-Cavitation: Minimizes cavitation damage in high-pressure systems.
Low Torque Operation: Requires less torque for operation, reducing actuation costs.
Versatility: Ideal for handling abrasive and viscous fluids in various industries.
Easy Maintenance: Simple design facilitates easy inspection and maintenance.
| Technical Parameters: | |||||||||
| Size | DN15-DN1500, 1/2''-60'' | ||||||||
| Pressure | PN10-PN420, Class150-Class2500 | ||||||||
| Temperature | -200°C to 650°C | ||||||||
| Connection type | Flange, Thread, Socket weld, Butt weld | ||||||||
| Operation mode | Manual, Pneumatic, Electric, Hydraulic, Gear operation | ||||||||
| Materials: | |||||||||
| Valve Body | Forged: A105, LF2, F5, F9, F11, F22, F304, F316, F347, F904, F51, F53, F310, N08020, Inconel625, etc， Cast: WCB, LCB, C5, C12, WC6, WC9, CF8, CF8M, CF8C, 4A, 5A, CN7M, C95800, CW6MC, etc | ||||||||
| Valve Stem | F6a, 17-4PH, XM-19, F304, F316, F347, F904, F51, F53, F310, Monel400, Monel500, N08020, Inconel625, Incoloy825，etc | ||||||||
| Valve Disc | A105, LF2, F5, F9, F11, F22, F304, F316, F347, F904, F51, F53, F310, N08020, Inconel625, F6a, 17-4PH, XM-19, F304, F316, F347, F904, F51, F53, F310, Monel400, Monel500，Incoloy825，WCB, LCB, C5, C12, WC6, WC9, CF8, CF8M, CF8C, 4A, 5A, CN7M, C95800, CW6MC, et | ||||||||
| Seat Sealing | SS，BR，CU，AS，CS，AL，PTFE，NBR，FKM，AI203，etc | ||||||||
| Design Standards: | |||||||||
| Valve Body | API 6D, API 608, ASME B16.34, DIN 3357, BS 5351, GOST 9833, JIS B2071, GB/T 12237，etc. | ||||||||
| Flange | ANSI B16.5, EN 1092-1, JIS B2220, GB/T 9113, ASME B16.47, GOST 12821, DIN 2543-2545，etc. | ||||||||
| Connection | ANSI B16.10, ASME B16.25, JIS B2212, GOST 33259, DIN 3202，etc. | ||||||||
| Test Standards | |||||||||
| API 598, ISO 5208, BS EN 12266, ASME B16.104, GOST 9544-2015, JIS B2003, DIN 3230， etc. |
Adhering to design standards is essential for eccentric half ball valves to meet international quality and safety benchmarks. Compliance with these standards ensures efficient performance, steadfast reliability, and seamless compatibility in various installations and applications.
