DC5812 Triple Eccentric Hard Seal Butterfly Valve

DC5812 Triple Eccentric Hard Seal Butterfly Valve Introduction

The DC5812 series triple eccentric butterfly valve has bi-directional bubble free tight closing performance. This geometric shape ensures that the valve plate seal only contacts the valve body and seat when in the closed position, so there will be no friction or wear, and a torque is generated to provide sufficient contact area for the elastic seal, similar to the conical seal of a globe valve, ensuring uniform and consistent sealing contact.

Details

The DC5812 series triple eccentric butterfly valve has bi-directional bubble free tight closing performance. This geometric shape ensures that the valve plate seal only contacts the valve body and seat when in the closed position, so there will be no friction or damage, and a torque is generated to provide sufficient contact area for the elastic seal, similar to the conical seal of a globe valve, ensuring uniform and consistent sealing contact.


◆Technical Data

Ontological form

DC5812 Three Eccentric Hard Seal Butterfly Valve

Nominal Diameter

DN80-DN1500(3"-60")

Nominal pressure

PN16-PN100(ANSI class 150 -600)

Fluid temperature

-196℃-500℃

Connection method

Flange type (RF)

Body material

A216 WCB/WCC,A351 CF8/CF8M

Valve plate material

A216WCB/WCC,A351CF8/CF8M

Valve plate processing

Plated with hard chromium or welded with Stellite alloy

Rangeability

60 degree opening/25:1, 90 degree opening/50:1

Traffic characteristics

Approximate equal percentage (intrinsic characteristic)

Sealing ring form

KS/Composite Hard Seal FM Hard Seal Mu

Sealing ring material

Kel-F/316+graphite/316SS

Material of gasket ring

316SS

Valve seat leakage

Micro bubble level ANSI class VI

Executing Agency

Pneumatic piston actuator, electric actuator, pneumatic diaphragm actuator


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