AG DZR Brass Ball Valve 3/4" BSP 228/1

The Isis DZR ball valve 3/4" 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.

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

Key Features

Dezincification resistant materials

Blow-out proof stem

Full bore

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

Specification