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DQB ventilating butterfly valve
Product Introduction

DQB 通風蝶閥.jpg

·Adoption of central stem disc structure, with small flow resistance and large flow capacity
·Suitable for low pressure differential and high flow situations
·Designed for carbon black condition to prevent the phenomenon of stuck or crystallization of granular media

Product parameters

Nominal diameter: DN 50~DN 2500
Nominal pressure: PN 2.5、6、10
Flow characteristic:similar equal percentage
Operating temperature:-40℃~650 ℃
Connection type: flange、clip
Actuator:pneumatic piston actuator、electric actuator

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