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Double Flange Dual Plate Swing Check Valve

Double Flange Dual Plate Swing Check Valve

Short structural
1. length,only 1/4-1/8 of that of traditional flanged check valve;
2. Low volume, light weight,only 1/4-1/20 of those of traditional flanged check valve;
3. Quick valve disc closedown,low water hammer pressure;
4. Applicable for and easily installed for vertical or horizontal pipelines;
5. Smooth flow passageway and small fluid resistance;
6. Flexible action and good sealing performance.
Product Details

Double Flange Dual Plate Swing Check Valve

Structural Feature

1. Small volume and light weight; 

2. Smooth fluid passageway and small fluid resistance;

3. Rapid closing and flexible actions of the valve clack; 

4. Small closing impact, water hammer is not liable to be generated; 

5. Compact and reasonable product structure, reliable tightness and good performance.


Main Parameter Specification 

1. Inspection and test: API598, JB/T9092;

2. Design and manufacture: API594, API 6D, JB/TB8937;

3. Face to face and end to end: API594, API6D, DIN3202, JB/T8937;

4. Pressure-temperature rating: ASME B16.34, DIN2410, GB/T9124, HG20625, SH3406, JB/T74;

5. Pipe flange: JB/T9112-9124, HG20592-20635, SH3406, ASME B16.5, DIN2543~2548, GB/T13402, API605, ASME B16.47. 


Corrosion protection                                                                                                                                
Inside and outside epoxy coating
Applicable temperature: -196-540 different raw material for different work temperature
Applicable medium: Water, oil, gas and other causticity medium (different raw material for different medium)


Payment & Shipment 

Payment :30%T/T with order ,70% T/T before the shipment .

Package :carton case or wooden case .

Shipment :  25-45days after payment.

Shipping: by air ,by train mby sea .

Port :Ningbo,Shanghai .



Our company is specialized in manufacturing and various valves . To guarantee good quality, we follow ISO9001 standards to inspect our goods. From raw material purchase to pre-shipment inspection, we keep an eye on every step to ensure the satisfaction of our customer on quality.


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