DN80 Flanged Cast Iron Steam Solenoid Valve – USL80F
The USL80F is a DN80 PN16 flanged 2/2 way normally closed cast iron steam solenoid valve designed for reliable control of high-volume steam, hot water, air, light oils and compatible gases. Featuring a pressure-assisted piston design with a robust one-piece FC20 cast iron body and large 80 mm orifice, the USL80F delivers exceptional flow capacity for main steam distribution, boiler houses and industrial process heating systems. Designed for continuous industrial service, it provides dependable long-term performance in demanding high-flow applications.
Valve function & operation
Function:
2/2 way normally closed
Optional 2/2 way normally open
Operating principle: Pressure-assisted piston
Minimum operating pressure: 0.5 Bar differential
Flange size: DN80 PN16
Optional flange standards:
ANSI 150 lb
JIS10K
JIS20K
PN40
Pressure & flow
Pressure range: 0.5 to 10 Bar
Orifice: 80 mm
Kv flow factor: 1430 L/min
(Based on water with 1 Bar pressure drop.)
Maximum media temperature: +185°C
Ambient temperature: -20°C to +60°C
Maximum media viscosity: 50 cSt
Opening / closing time: 200 mSec maximum
Mounting position: Coil upright
Construction & materials
Body: One-piece FC20 cast iron casting
Piston: Bronze
Internals: Stainless steel
Armature tube: Stainless steel
Seals: PTFE
Media compatibility
✓ Steam
✓ Hot and cold water
✓ Compressed air
✓ Light oils up to 50 cSt
✓ Inert gases
✓ Fluids compatible with the valve materials
Coil & electrical
Standard coil: Class H (180°C)
DIN43650A
IP65 protection
90% duty rated
Resin encapsulated
IP65 connector supplied
Voltage options:
12V DC
24V DC
24V AC
110V AC
230V AC
Optional coils: Class N IP54 with 300 mm flying lead wires
Reduced power IP54 coil
100% continuous duty rated
Maximum working pressure 4 Bar with reduced power coil
Applications
Main steam distribution systems
Boiler houses and energy centres
Large industrial heating systems
Steam mains
Process plant and manufacturing
Chemical processing
Food and beverage production
General industrial process automation
Manufacturing quality
Manufactured using a heavy-duty one-piece FC20 cast iron body with a bronze piston and stainless steel internal components, the USL80F has been engineered for reliable operation in demanding industrial steam applications. Its pressure-assisted piston design provides exceptional flow performance and dependable switching, while PTFE sealing offers excellent resistance to elevated temperatures and wear. Optional normally open and 100% duty coil configurations, together with a choice of international flange standards, make the USL80F an excellent choice for high-capacity steam distribution and industrial process systems.
Ordering information
Simply select the required voltage, flange standard and any optional normally open or 100% duty coil configuration before adding the valve to your basket.
