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DQH high performance seal butterfly valve
Product Introduction

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·Adoption of triple eccentric structure
·The disc and seat have a unique sealing design, which can achieve dynamic sealing.
·Excellent cut-off performance and durability, large flow capacity, and small leakage

Product parameters

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Nominal diameter:DN 50~DN 2000
Nominal pressure:PN 16、25、40
Flow characteristic:similar equal percentage
Operating temperature:-40℃~600 ℃
Seat leakage class:hard seal V、VI class,soft seal VI class
Connection type:flange、clip
Actuator:pneumatic piston actuator、electric actuator

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