The Pneumatic Small-Port Single-Seated Control Valve is an advanced solution for professional buyers managing challenging process control scenarios. Designed for high differential pressure and heavy-duty service, the valve offers superior flow control, minimizing erosion and cavitation risks. Its sturdy construction and multi-spring diaphragm actuator ensure precision and durability, making it ideal for applications in extreme temperatures and high-pressure conditions.

This valve is engineered for easy integration into various industrial setups, optimizing operational efficiency and reducing maintenance costs. Its S-shaped flow passage ensures minimal pressure loss, delivering a large flow capacity and excellent rangeability to meet diverse process demands.

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Key Features

• High Differential Pressure Capability: Handles fluid pressures exceeding 2940 kPa (30 kgf/cm²) effectively.
• Heavy-Duty Design: Resists erosion and cavitation with a cage-guided structure and durable materials.
• Compact Valve Body: S-shaped flow passage reduces pressure loss while maximizing flow capacity and rangeability.
• Wide Material Options: Available in A216 WCB, A216 WC6, A352 LCB, A351 CF8/CF8M/CF3/CF3M for various applications.

Specifications

• Sizes: 3/4" to 3"
• Pressure Ratings: ANSI Class 150 to 600, JIS 10K to 40K, PN1.6 to 10.0 Mpa
• Temperature Range: -196°C to +450°C
• Connection Types: Flanged (FF, RF, RJ, LG), Welded (SW, BW), Threaded (RC, NPT)

Actuator and Performance

• Actuator Types: Single/double-acting diaphragm or piston actuators.
• Flow Characteristics: Equal percentage and linear options for precise control.
• Leakage Rates: Metal seat leakage ≤ 0.5% (ANSI B16.104 Class II), soft seat leakage ≤ 0.00001% (ANSI B16.104 Class VI).

Additional Features

• Versatile Accessories: Includes positioners, handwheels, solenoid valves, limit switches, and more.
• Inherent Rangeability: Standard 50:1, with optional 75:1 for full port sizes.
• Enhanced Accuracy: Positioner ensures linearity and hysteresis within ±1% F.S.

Applications
Ideal for high-differential pressure lines, extreme temperature processes, and industrial environments requiring robust and precise flow control.

This product helps buyers streamline process control with reliable performance, extended durability, and reduced operational complexity.