China NEWAY CBS Series Bellows Seal Single Seat Control Valve with Samson 3730 Positioner Chemical Use

The China NEWAY CBS Series Bellows Seal Single Seat Control Valve, integrated with Samson 3730 Valve Positioner, is a high-reliability industrial control device. It features bellows seal technology to ensure zero leakage, paired with precise positioning from the Samson 3730, ideal for strict fluid control in chemical, petrochemical, and power generation industries.

• Bellows seal design ensures zero leakage for safe operation
• Samson 3730 positioner provides accurate positioning and quick response
• Single seat structure for precise flow regulation and stable control
• Durable materials resist corrosion and high temperature
• Pressure-balanced trim reduces operating torque and improves efficiency
• Easy installation, calibration and maintenance to save costs
• Wide rangeability for flexible adaptation to different flow demands
• Excellent sealing performance to prevent medium leakage
• Compatible with various industrial control systems
• Long service life and stable performance in harsh working conditions

• Brand: NEWAY
• Series: CBS Series
• Valve Type: Bellows Seal Single Seat Control Valve
• Positioner Model: Samson 3730
• Valve Size: 3/4" ~ 8"
• Pressure Rating: ANSI Class 150 ~ 1500
• Body Material: Carbon Steel, Stainless Steel, Alloy Steel
• Bellows Material: 304, 316, 316L, INCONEL
• Temperature Range: -196°C ~ 538°C
• Flow Characteristics: Equal Percentage, Linear, Quick Open
• Rangeability: 50:1
• Leakage Class: FCI 70-2 IV, V, VI (Soft Seal)
• Positioner Input Signal: 4-20mA DC
• Air Supply: 1.4 ~ 7.0 bar (20 ~ 100 psi)
• Connection: ISA S75.03, ISA S75.16

This integrated control valve is widely used in industrial fields requiring strict leakage control and precise flow regulation, including:

• Petrochemical and chemical processing plants
• Thermal power plants and energy generation systems
• Oil and gas refining and processing industry
• Metallurgical and steel manufacturing industry
• Pharmaceutical and food processing industry
• Water treatment and wastewater purification systems
• Industrial process control and pipeline systems with toxic media

• Q: What is the advantage of bellows seal design? A: It ensures zero leakage, suitable for controlling toxic, volatile or corrosive media.
• Q: What function does Samson 3730 positioner serve? A: It provides accurate valve positioning and real-time feedback for stable control.
• Q: What temperature range can this valve adapt to? A: It works stably from -196°C to 538°C.
• Q: What material options are available for the bellows? A: 304, 316, 316L and INCONEL are optional.
• Q: Is the valve easy to maintain? A: Yes, it has a simple structure for easy installation, calibration and maintenance.

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