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High pressure vacuum butterfly valve



50 ~ 5000 / Piece ( Negotiable ) Obtener el precio más reciente


50 per Piece

3 Piece

In plywooden case

Within 25 days after received 30% advanced payment

100000 Piece per Year

PayPal, L/C, T/T

API valves

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Especificaciones del producto

body material : WCB,stainless steel cf8,cf8m seat : ptfe

Descripción del producto

Vacuum butterfly valve has high flow conductivity for turn on or cut off the vacuum airflow. The applicable media is air and non-corrosive gas. In order to get the control automatically. 
a) GI type manual or worm gear operated valve has multiple open and close locking function, angle degree of the plate is 0º-90º. 
b) GIQ type pneumatic vacuum butterfly valve operated by compressed air and through electromagnetic device to change the airflow control the actuator rotated then drive the valve open or closed. Actuator can be double acting and single-acting spring return type, also can driven intelligent positioner through the external signal to control the pneumatic driving. 
c) GID series electric butterfly valve operated by electrical device to drive the valve plate to open or closed. Electric actuator is passive contact type as factory setting, can be optional on-off and regulating control type to achieve adjusting control.

Main Technical Performance


Scope Of Application


Valve Leakage Rate



Medium Temperature

-25~+80ºC (NBR)

-30~+150ºC (Viton)

Installation Status


Opening And Closing Angle (Manual)

0~90° (GI Series)

Air Pressure (Pneumatic Actuator)

0.4~0.6MPa (GIQ Series)

Operating time (Electric Actuator)

10s、20s、30s (GID Series)

Power Supply




Carbon Steel、Stainless Steel



Materials of Main Parts

Body, bonnet and stem: carbon steel or stainless steel
Sealing element: NBR, Viton


Persona de contacto:Ms. crystal

Empresa:wenzhou topnotch machine., ltd

Dirección:Wenzhou, Zhejiang, China,


Ms. crystal < wenzhou topnotch machine., ltd >
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