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ASFLOW

Semi conductor equipment and High purity valve for high purity gas line manufacturer, Fitting, Pipe, Tube, Valve, Regulator and more
Name

Check Valve

Series Valve
Product Description

ASFLOW Check Valve

PRODUCT SIZE CONNECTION GRADE MATERIAL
CV Check
Valve
04 1/4″ MV Male B BA 316LS SUS316L Single melt
06 3/8″ FV Female
E EP 316LD SUS316L Double melt
08 1/2″ LOK Lok

 

Surface Roughness

EP Ra ≤ 5μinch Ry ≤ 0.7μm
BA Ra ≤ 10μinch Ry ≤ 3.0μm

 

Material

Valve parts Name Material
Inlet/Outlet Body SUS316L(Single Melt / Double Melt)
Gasket SUS316
Seat O-Ring ISOLAST® J9650
Poppet SUS316L
Spring SUS316 WPA

 

Specifications

Size 1/4″ 1/2″
Cv Value 0.35 1.1
Maximum Working Pressure 16.2MPa
Cracking Pressure 2.26kPa
Back Pressure Seal 29.4kPa
Maximum Working Temp. -10˚C ~ +80˚C
Atmospheric Temp. -10˚C ~ +60˚C
Inbord He Leak Test Rates ≤1X10-9 atm cc/sec

 

Product Dimension (mm)

Model Connection Size A B C
ASFLOW Check Valve  1 Male 1/4″ 19 53.65 25.4
1/2″ 27 69 32
ASFLOW Check Valve  2 Female 1/4″ 19 70 25.4
1/2″ 27 79 32
ASFLOW Check Valve  3 Lok 1/4″ 19 46 25.4
3/8″ 27 55.9 32
1/2″ 27 57.8 32

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