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Butterfly double disc check valve
Butterfly double disc check valve
Detailed Description：Butterfly double disc check valve
Product
Product features
The butterfly check valve has two discs, and the spring preloaded disc rotates around the central axis to open and close under the action of medium force. The structure is relatively compact.
Technical Parameter
Main material
Sealing surface material
Temperature range
Pressure range
Caliber range
Applicable standards
Connection standard
Driving mode
Applicable medium
WCB\CF8M等
13Cr/STL/Ni60等
-29~425℃
PN6~420 Clsaa150~2500
DN50~1200 NPS2~48
API 594 JB/T 8937
ASME B16.5 ASME B16.47 GB/T 9124 GB/T 13402 HG/T 20592 HG/T 20615 HG/T 20623 ASME B16.25 GB/T 12224
Automatic
Water, steam, oil, gas, etc.
Style show Exhibition of elegant demeanor
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/ The check valve / Butterfly double disc check valve
