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D140 Check Valve Swing Pattern

Verified by manufacturer 6 months ago

DN20

Crane Fluid Systems Variant:

A bronze swing check valve with resilient disc.

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Application

Suitable for pipelines that do not contain Group 1 gasses or unstable fluids, as defined by the Pressure Equipment Directive 2014/68/EU.

Description

A bronze swing check valve with disc.


Features and benefits:

  • Check valves permit flow in one direction only and close automatically if flow reverses.
  • Entirely automatic in action, depending upon pressure and velocity of flow within the line to perform their functions of opening and closing.
  • Nitrile rubber disc to give superior seal.
  • This valve carries the British Standards Institution kitemark.

General information

Color

Bronze

Material

Bronze

Brass

Uniclass

Pr_65_54_40_13 Irrigation check valvesPrimary

Specification data - Irrigation check valves

Standard

To BS EN 10226-2, BS 5154: 1991, BS EN 1982 and BS EN 12164.

Pressure rating

PN25.

Connections

Taper threaded.

Manufacturer guidance

Please add suffix (AT) to denote American Thread)

Inlets/outlets diameter

DN20.

Dimensions

66 x 42 mm.

Manufacturer guidance

Refer to technical datasheet for detailed dimensions.

Weight

0.43 kg.

Operation

Swing type check valve.

Materials

Body, Cap, Disc Retaining nut (3 inch only), Hinge, Hinge pin plug: Bronze; Disc Holder, Disc Retaining nut (1/2 - 2 1/2 inch), Washer, Hinge nut, Hinge Pin (2 1/2 & 3 inch): Brass; Disc: Nitrile rubber; Hinge Pin: Stainless steel (1/2 - 2 inch); ID Plate: Aluminium; Drive Pin: Steel-electro brassed.

PressureRange

Temperature: -10 to +100°C: 25 bar.

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