Product Description Model NO.: D343H-PN25-800 Connection Form: Flange Seal Form: Force Sealed Work Pressure: Mid-Pressure (2.5mpa< Pn <6.4mpa) Material of Seal Surface: Metal Hard Sealed Application: Industrial Usage, Water Industrial Usage Trademark: ZY Origin: China Driving Mode: Pneumatic Structure: Three-Eccentric Sealing Valve Stem: Normal Working Temperature: Medium Temperature (120°CProduct Description
Pneumatic Butterfly Valve (D343H-PN25-800)

Standards
Design and Manufacture: API 609, MSS SP-67, MSS SP-68
Inspection and Test: API 598
End flange dimension: ASME B16.5(NPS≤ 24), ASME B16.47 B
BW end dimension: ASME B16.25
Face to face and end to end: API 609
Pressure-temperature ratings: ASME B16.34

Trait and purpose
Hard Seal Butterfly Valve triple offset series are our company's leading products,
Which are used in such fields as metallurgy, light industry, electric power, petrochemistry,
Coal gas channel etc.

The Seal principle of hard Seal Butterfly valve triple offset
The Triple Offset Butterfly Valve Provides a bi-directional bubbletight shut-off.
This geometry ensures that the disc seal contacts the body seat only at the final shut-off
Position without rubbing or galling, providing atorque generated resilient seal with sufficient
"wedging" to ensure auniform seal contact.

Contact us if you need more details on Butterfly Valve. We are ready to answer your questions on packaging, logistics, certification or any other aspects about Pneumatic Butterfly Valve、Flange Pneumatic Butterfly Valve. If these products fail to match your need, please contact us and we would like to provide relevant information.

Product Categories : Butterfly Valve