Wholesale China Suppliers Factory One Way Valve, Ductile/Cast Iron Body CF8 Disc, Wafer Type, DN40-DN700, PN6/PN25 Suppliers, Factories

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Type: Wafer Type Check Valve

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Series: H71X-10/16

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Size: DN40-DN700 / 2 - 28

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Pressure Rating: PN6 / PN10 / PN16 / PN25

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Design Standard: BS5153

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Service: OEM & ODM

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Introducing our high-quality dual disc spring wafer check valve, manufactured by one of the leading Suppliers and Factory in China. This valve is engineered to prevent the backflow of media in pipelines, ensuring system efficiency. With automatic opening and closing mechanisms driven by the dynamic force of the medium flow, our wafer check valve guarantees reliable performance. Ideal for various applications, this product meets international standards and is tailored to meet OEM & ODM requirements.

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Product Description

Valve Type: Wafer check valve Structure: Double disc
Standard: BS5153 Workmanship: Investment casting
Sealing direction: Single-directional Sealing grade: Zero leakage
Temperature: -20°C < T < 120°C Operation: Self-starting

Characteristics

With a wafer-type structure, it can be directly clamped between two pipeline flanges, eliminating the need for extra installation clearance. Compared with flange-end check valves, it significantly minimizes the overall footprint of the piping system, making it ideal for space-restricted applications.

Wafer Check Valve Characteristics

Key Advantages

1 Anti Impact & Noise Reduction

Equipped with buffering mechanisms, these valves reduce impact force during closure, weakening water hammer effects and protecting downstream equipment from vibration and noise.

2 Low Maintenance Cost

Modular structure allows for quick replacement of discs and seats without dismantling the entire valve. The smooth flow channel prevents impurity accumulation, reducing downtime.

3 Material Adaptability

Body options include ductile iron, cast steel, and stainless steel. Components can be customized with copper alloy or wear-resistant rubber to handle water, oil, or acidic media.

Valve Engineering Advantages

Packing & Delivery

Standard Export Wooden Case Packaging
Standard export wooden case packaging

Application Scenarios

Widely applied in piping systems across water supply, wastewater treatment, fire protection, petroleum, chemical processing, power generation, and metallurgy.
Application 1
Application 2
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Frequently Asked Questions

Q What is a wafer check valve and how does it work?
A A wafer check valve is a non-return valve with a compact body clamped between flanges. It uses a double disc mechanism that opens with forward flow and closes instantly when flow reverses, preventing backflow.
Q What is the operating temperature range?
A This valve is designed to operate safely within a temperature range of -20°C to 120°C, suitable for most industrial fluid systems.
Q What materials are available for the body?
A The valve body can be manufactured from ductile iron, cast steel, or stainless steel to suit different environmental requirements.
Q Which industries use this wafer check valve?
A It is widely used in water treatment, fire protection, petroleum, chemical processing, and power generation, especially where space is limited.
Q How does it help reduce water hammer effects?
A It features buffering mechanisms that dampen the impact force during closure, which significantly reduces vibration and noise.
Q Is maintenance difficult for these valves?
A No. The modular design allows for fast disassembly and replacement of internal parts without removing the whole valve from the pipeline.

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