Dolphinflex® Drain Composite Hose

Roof drain hose for immersion inside storage tanks, carrying drainage from a floating roof to outside the tank. Supplied in bores from 3" to 10" only, and bend tested to 10,000 cycles.

Application

Immersion inside storage tanks with the external oil and chemical resistance from floating roofs into outside of tanks at oil refinery factories and chemical terminals

Options

Roof drain joint can be provided on customer's request

Inner wire

Stainless steel 316 / galvanized steel

Outer cover

Polypropylene, white colour

Lining

Polypropylene fabrics

Outer wire

Stainless steel 316 / galvanized steel

Temperature range

−30 °C to +80 °C

Max. elongation

10% on proof pressure

Min. burst pressure

5x working pressure (safety factor 5:1)

Electrical resistance

≤ 2.5 Ohm/m for under 50 mm (2"); ≤ 1.0 Ohm/m for over 50 mm (2")

Bend testing

10,000 cycles

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