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China J-Valves 150LB 4'' Stainless Steel CF8M Flange End RF Swing Check Valve

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China J-Valves 150LB 4 "Stainless Steel CF8M Flange End RF Swing Check Valve is a high-performance check valve, specially designed for unidirectional flow control in industrial fluid systems. This valve is made of high-quality CF8M duplex stainless steel, featuring excellent corrosion resistance and high strength, and is capable of adapting to a variety of complex working conditions. Its flange connection end (RF) design complies with ANSI standards, ensuring the reliability and sealing of installation. With a pressure rating of 150LB, it can withstand relatively high working pressure and is widely used in industries such as chemical engineering, petroleum, and natural gas.
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  • J-VALVES-CV-1505

  • J-VALVES

  • 8481804090

Product Features

  • Material Advantage: Made of CF8M duplex stainless steel, combining high strength and excellent corrosion resistance, especially suitable for chlorinated environments and high-temperature/high-pressure working conditions.

  • Flange Connection: The RF (Raised Face) flange connection design complies with ANSI B16.5 standards, featuring convenient installation and reliable sealing performance.

  • Automatic Operation: Relies on fluid pressure difference to automatically control the opening and closing of the disc, eliminating the need for manual operation, ensuring unidirectional fluid flow, and preventing backflow.

  • Low Flow Resistance Design: The smooth internal flow passage of the valve body results in low flow resistance, effectively reducing energy consumption and improving system efficiency.

  • Standard Compatibility: Designed and manufactured in accordance with international standards such as API 600 and ANSI B16.34 to ensure the reliability of product quality and performance.

  • Wide Applicability: Suitable for various media including water, steam, oil, natural gas, and corrosive liquids.

Technical Specifications

  • Nominal Diameter: 1/2"~48"

  • Nominal Pressure: 150LB ~ 2500LB

  • Applicable Temperature: -29°C to 300°C

  • Valve Body Material: CF8M duplex stainless steel

  • Connection Mode: Flange connection (RF) in compliance with ANSI B16.5 standards

  • Applicable Media: Water, steam, oil, natural gas, corrosive liquids, etc.

  • Design Standards: API 600, ANSI B16.34

  • Testing Standard: API 598

Application Fields

  • Chemical Industry: Used for handling corrosive chemical media such as acids, alkalis, and salt solutions.

  • Oil & Gas: Suitable for pipeline systems in oil extraction, natural gas transportation, and refineries.

  • Offshore Engineering: Performs excellently in seawater environments, suitable for fluid control systems in offshore platforms and ships.

  • Power Industry: Used in cooling water systems and steam pipelines of power plants.

  • Food Processing: Meets the cleanliness and hygiene requirements of the food processing industry.

  • Municipal Water Supply: Prevents water backflow and protects water pumps and pipeline systems.


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