玫德集团

ANSI&BS&DIN STANDARD DOUBLE DOOR WAFER CHECK VALVE,FIG#DH77XSR
ANSI&BS&DIN STANDARD DOUBLE DOOR WAFER CHECK VALVE,FIG#DH77XSR

Dimensions:

2”(DN50) -16”(DN400)

Design Standard: 

API594, JB/T8937

Connection Standard: 

AS2129 TABLE E, BS EN1092 PN10/16/25, JIS B221210K, BS10 TABLE D/E 

Working Pressure:  

300PSI, 250PSI, 200PSI


UL
FM
CE
NSF/ANSI 61
NSF/ANSI 372
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The check valve is a one-way check valve. When the medium is flowing forward, the valve flap is opened under the pressure of the fluid; when the medium flows in the opposite direction, the valve flap is closed under the spring force and the reverse fluid pressure. Cut the channel to prevent backflow

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