Pneumatic ventilation butterfly valve
Column：TECHNICAL KNOWLEDGE
Time：2024-03-01
Main Performance Parameters
Nominal diameter DN (mm) | 50-800 | |||||||
Nominal pressure PN( Mpa) | 0.05 | 0.25 | 0.6 | |||||
Nominal pressure | Strength test | 0.075 | 0.375 | 0.9 | ||||
Seal test | ≤15%(Leakage) | |||||||
Material/Material code | C | P | R | |||||
Main parts | Body | WCB | 1Cr18Ni9Ti | 0Cr18Ni12Mo2Ti | ||||
Butterfly plate | 2Cr13 | 1Cr18Ni9Ti | 0Cr18Ni12Mo2Ti | |||||
Valve stem | 2Cr13 | 1Cr18Ni9Ti | 0Cr18Ni12Mo2Ti | |||||
Sealing ring | WCB | 1Cr18Ni9Ti | 0Cr18Ni12Mo2Ti | |||||
Packing | Fluoroplastic, flexible graphite | |||||||
Applicable condition | Applicable medium | Gas, dust gas, flue gas, etc | ||||||
Suitable temperature | -29℃~425℃ | -40℃~200℃ | ||||||
Actuator | Model | GT or AW series | ||||||
Air pressure | 0.3-0.7MPa | |||||||
Execution standard | Design and manufacture | Structural length | Flange size | Pressure temperature | Test test | |||
GBT/12238 | GBT/12221 | GB9113 | GB9131 | GB13927 | ||||
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Pneumatic hard seal butterfly valve
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DONGGUAN JINYING VALVE AUTOMATION TECHNOLOGY CO., LTD.
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