Check Valves

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Ball Check Valve - Flanged PN16

Materials  
Body  
Ductile Iron – GGG40
Ball  
Aluminium NBR wrapped (DN50 – DN150) Steel NBR wrapped (DN200)
Bonnet  
Ductile Iron – GGG40
Washer  
Carbon Steel Zinc plated
Bolts  
Carbon Steel Zinc plated
O-Ring  
NBR

Ball Check Valve - Threaded PN16

Materials  
Body  
Ductile Iron – GGG40
Ball  
Aluminium NBR wrapped
Cover  
Ductile Iron – GGG40
Nuts  
Carbon Steel Zinc plated
Bolts  
Carbon Steel Zinc plated
O-Ring  
NBR

Lift Check Valve PN16

Materials  
Body  
Cast iron – EN-GJL-250
Bonnet  
Cast iron – EN-GJL-250
Disc  
Cast iron – EN-GJL-250
Disc guide  
Brass
Spring  
Stainless steel – X5CrNi18 10
Body ring  
Stainless steel – X5CrNi18 10
Bonnet Gasket  
Graphite
Disc ring  
Stainless steel – X5CrNi18 10
Bolts  
Carbon steel – galvanized
Nuts  
Carbon steel – galvanized

Silent Check Valve PN16

Materials  
Body  
Cast Iron – GG25
Guide  
Cast Iron – GG25
Guiding stem  
Cast Iron – GG25
Bushing  
Brass
Spring  
Stainless Steel – A304
Seal  
EPDM

Strainer for Silent Check Valve PN16

Materials  
Body  
Galvanized Steel

Swing Check Valve PN16

Materials  
Body  
Cast Iron – GG25
Bonnet  
Cast Iron – GG25
Hanger Pin  
Brass
Hanger  
Ductile Iron – GGG40
Disc  
Cast Iron – GG25
Disc ring  
EPDM
Body ring  
Brass

Wafer Double Disc Check Valve PN16

Materials  
Body  
Cast Iron – GG25
Disc  
Stainless Steel – A304
Seat gasket  
EPDM
Axle  
Stainless Steel – A304
Spring  
Stainless Steel – A304
Seal  
EPDM

Wafer Spring Check Valve - Stainless Steel PN40

Materials  
Body  
Stainless Steel – A316
Spring cover  
Stainless Steel – A316
Spring  
Stainless Steel – A316
Bolts  
Stainless Steel – A316
Disc  
Stainless Steel – A316

Wafer Swing Check Valve PN16

Materials  
Body  
Carbon Steel – A105 Galvanized
Disc  
Stainless Steel – A304
O-Ring  
NBR