1.Production Instruction:

 

Three-eccentric metallic seal butterfly valve is a recently developed metallic seal butterflyvalve with high performance, and mainly used in system pipelines of petroleum, chemical,electric power, metallurgic and municipal heat supply industries.

 

 

 

2.Parameters

 

Nominal diameter: 100---600mm

Nominal pressure:  1.0,1.6, 2.5Mpa

Operating temperature range:  -25℃;—+350℃

Power supply:220V ,380Vor according to the customer’s demands 

Input signal: switching value, 4-20mA feedback 4-20mA

control accuracy:1%,2.5% 

turning angle: 0-90°  

 

 

 

3.Features:

 

①.Small in size, light in weight, and quick in opening and closing.

②.Developed three-eccentric metallic composite oblique cone structure is adopted to achieve zero leakage.

③.Low opening torque, free of rotating friction, long service life.

④.Material of valve body is replaceable, different sealing ring composite interlayer may be adopted for different medium.

⑤Reasonable conoid-wedge design ensures even sealing contact.

 

4.Application:

 

Suitable medium: Air, water, vapor, gas and slightly corrosive medium such as acids, alkali and salt

 

Mainly used in system pipelines of petroleum, chemical,electric power, metallurgic and municipal heat supply industries.

 

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