AG DZR Brass Ball Valve

DZR BALL VALVE

The ISIS is a robust, dezincification resistant ball valve that is particularly suitable for those installations where high aggressive water causes zinc leaching in the standard brass alloys and weakens the material molecular structure.

Features:

Dezincification resistant materials
Blow-out proof stem
Full bore
Very fast opening/closing in case of emergency
No maintenance - equipped with wrapping seats ensuring long life cycles
Antifriction ring forms the first automatic sealing at high pressure
Two self adjusting cone shaped seals, with Teflon sliding for second sealing at low pressure
1 ‘O' ring in EPDM for sealing at low pressure and vacuum
All valves are tested according to a strict procedure covering severe inspections on the

Suitable for: 

Inlet for cooling engines
Generators
Air conditioning
Refrigeration units
Deck drain outlets
Exhaust outlets
Seawater inlets for toilets
Seawater outlets for toilets

Temperature Limits: Fluids: -15°C to +120°C
Pressure Limits: Fluids: 25 Bar
Thread: Female Parallel Thread ISO 228/1
Materials: Body & Threaded End: DZR Copper alloy CW602N (UNI EN 12165)
Gland: DZR Copper alloy CW614N (UNI EN 12164)
Stem: DZR Copper alloy CW602N (UNI EN 12164)
Ball: Chrome Plated DZR Copper alloy CW602N (UNI EN 12164)
Seals: Pure PTFE (Teflon)
O-ring: EPDM
Lever: Zinc plated steel, PVC coated Grip
Fixing Nut: Zinc plated steel