Isoria shut-off butterfly valve by KSB AMRI – reliable and versatile

Isoria, the maintenance-free, centred-disc butterfly valve of the KSB AMRI brand, stands for reliable operation, shut-off and sealing.

Isoria shut-off butterfly valves by KSB AMRI are employed as shut-off and control valves in all industrial applications.

Examples:

• Energy sector
• Water supply, water treatment and irrigation
• Disposal, desalination (reverse osmosis or multi-stage flash)
• Shipbuilding
• Steel industry
• Power stations and cooling circuits
• Chemical industry
• Desulphurisation
• Sugar industry

Isoria butterfly valves are available in various designs:

• Valve with lever
• Valve with pneumatic, electric or hydraulic actuator
• Variants made of grey cast iron, cast steel or nodular cast iron

Benefits of Isoria shut-off butterfly valves made by KSB AMRI:

Absolutely reliable shut-off and sealing

• The AMRING sealing system with its soft-seated, spherically machined valve disc and spherically moulded liner ensures perfectly tight shut-off, even if the valve is actuated frequently.
• The specially designed liner also provides a tight seal at the flange connections, eliminating the need for an extra gasket.

High operating reliability

• Steel bearings with reinforced PTFE lining 
• Stem in anti-blow out design

Long service life

• The AMRING sealing system allows fluid contact with valve disc and liner only.
• No risk of corrosion 
• The keyed or splined positive connection between shaft and disc ensures optimum power transmission.

Versatile

• Direct mounting of pneumatic, electric and hydraulic actuators possible