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High Temperature Ventilation Butterfly Valve QD641Lw-1

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Customer's inquiry form can be directly dialed +86 (577) 86838999 to the marketing department,
or sent to the corporate email pioneertrade@163.com
Specific agreement: delivery date, whether to include tax, payment method and special requirements, etc.
Customers provide: working pressure, temperature, medium, connection method and other detailed parameters

Address: No.116 Binhai 11th Road, Jinhai 2nd Road, Longwan Konggang New District, 325000 Wenzhou China
Phone: +86 (577) 86838999
Fax: +86 (577) 86911098
Enterprise email: pioneertrade@163.com

Quantity:
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Product Description

High temperature ventilation butterfly valve operated by pneumatic or electric actuator, with a special designed metal seat keep valve plate to a flat seal without lining structure, thus significantly reduce operating torque. Additional install a radiator between the valve and actuator, avoid the influence of the high temperature possible heat transfer to the actuator.

Widely use for cold and hot flue gas pipeline, that implementa remote automatic control. Especially suitable for a low differential pressure and mass flow pipelines.


Product type

High Temperature Ventilation Butterfly Valve

Model

QD641Lw-1, QD941Lw-1

Nominal diameter

NPS 4”~NPS120”(DN100~DN3000)

Operating pressure

0.01~0.1MPa

Body Material

Q235, 16Mn, 304, 2520 etc

Trim material

304/ 2520

Medium Temperature

-29 ~ +1000ºC

Connecting end

Flange

Design standard

GB/T 12238, API 609, JIS B2071

Face to face

GB/T 12221, ASME B16.10, JIS B2002

End Connection

GB/T 9113, ASME B16.5, JIS B2211

Inspection and test

GB/T 26480, API 598, JIS B2003

Operation device

pneumatic,electric actuator


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WENZHOU PIONEER VALVE is a technology innovation-based valve manufacturer located in China since 1993.
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