Argus Ball Valve EK, FK and HK Operating Manual – BA1000 EN
Page 4 of 67
Overview of Argus Ball Valve Types
Brand
Argus
Series
HK 35
EK 71
FK 75M / FK 75
FK 76M / FK 76
FK 79
Design
Trunnion-mounted
ball
Floating ball
Pad-mounted ball
Trunnion-mounted
ball
Floating ball
Size Range
DN 40–500,
1½″–20″
Full bore or
reduced bore
DN 15–50,
½″–2″
Full bore or
reduced bore
DN 80–200,
3″–8″
Full bore or
reduced bore
DN 80–900,
3″–36″
Full bore or
reduced bore
DN 15–100,
½″–4″
Full bore or
reduced bore
Pressure
Classes
PN
10–250
16–100
16–40
16–160
16–250
ASME
class
600–2500
150–600
150–300
150–900
150–2500
Connections
Flange connection
or welding ends
Flange
connection
Flange connection
Flange connection
or welding ends
Flange
connection
or welding ends
Body Material
– Fine grain steel
(forged or cast)
– Stainless steel
– Special steel, e.g.,
Duplex SS
Monel
Inconel
Hastelloy
Alloy 20
– Fine grain steel
(forged)
– Fine grain steel
(forged or cast)
– Stainless steel
– Special steel, e.g.,
Duplex SS
Monel
Inconel
Hastelloy
Alloy 20
– Fine grain steel
(forged or cast)
– Stainless steel
– Special steel, e.g.,
Duplex SS
Monel
Inconel
Hastelloy
Alloy 20
– Fine grain steel
(forged or cast)
– Stainless steel
– Special steel,
e.g.,
Duplex SS
Monel
Inconel
Hastelloy
Alloy 20
Ball Seat
Material
– POM
– DEVLON
– PEEK (LYTON)
– ARGULOY
(metallic)
– CARBIDE
(metallic)
– PTFE
– POM
– PTFE
– POM
– DEVLON
– PEEK (LYTON)
– ARGULOY
(metallic)
– CARBIDE
(metallic)
– PTFE
– POM
– DEVLON
– PEEK (LYTON)
– ARGULOY
(metallic)
– CARBIDE
(metallic)
– PTFE
– POM
– PEEK (LYTON)
– ARGULOY
(metallic)
– CARBIDE
(metallic)
Special Design
& Accessories
Refer to Flowserve catalogues and data sheets or contact Flowserve Flow Control GmbH.
