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Hydraulic productsModel comparison Table

Choosing the correct check valve

Use the following flow chart and technical specifications to determine the correct Check Valve for your requirements

Maximum Recommended Working Pressure: @ 20ˇăC

VALVE CV25 CV32 CV40 CV50 CV63
psi 145 145 145 145 145
Bar 10 10 10 10 10
kPa 1000 1000 1000 1000 1000

Pressure required for initial flow:

VALVE CV25 CV32 CV40 CV50 CV63
psi 0.5 0.5 0.5 0.5 0.5
kPa 3.5 3.5 3.5 3.5 3.5

Flow required to fully open diaphragm:

VALVE CV25 CV32 CV40 CV50 CV63
l/min 110 142 158 225 330

Connection: female BSPT

VALVE CV25 CV32 CV40 CV50 CV63
Thread Size 1" 1 1/4" 1 1/2" 2" 2 1/2"

Dimensions: (mm)

VALVE CV25 CV32 CV40 CV50 CV63
Width 69 87 99 123 152
length 102 122 133 164 198
Height 74 94 106 132 180
Ningbo Hanshang Hydraulic Co.,Ltd
Sales Manager:zhou shan jian    Tel:+86-574-86361966   Fax:+86-574-86361266   Email:sales@hshydraulic.com