Ball valves

The ball valve (in English ball valve) is the most common and widely used type of device for intercepting a flow in hydraulic pipelines. Its operation is based on the 90° rotation of a spherical plug equipped with a cylindrical cavity coaxial to the flow. The valve allows the closing, opening and reducing of the flow

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Subcategories

Ball valves with nozzles

TECHNICAL CHARACTERISTICS:

Temperature limits: for fluids from -15°C to +90°C
Pressure limits: for fluids 40 bar

SPECIFIC FEATURES:

Passage: total.
Stem: anti-explosion.
Side seals: high-strength virgin PTFE.
Top seal: 3 seals:
1 PTFE ring - high pressure.
2 O-rings - low pressure.

Fields of use:
The ball valves of the ASTER series ensure good performance in
industrial and civil heating, water, pneumatic and agricultural systems.
Threaded ends:
- female and male standard to UNI ISO 228/1.
Operating organs:
aluminum lever, steel lever, aluminum butterfly, RALLENTY handwheel.

All valves comply with EC Directive 97/23/EC and are 100% tested with electronically controlled pneumatic tightness test.