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Fig. 47 Check Valve Swing Pattern

Verified by manufacturer 14 days ago

DN8: Fig. 47

Hattersley Variant:

Bronze swing pattern check valve.

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Application

Medium: Group 2 liquids.

Description

Bronze check valve with a horizontal swing pattern, PN25.


Features and benefits:

  • Robust and high quality bronze body.
  • Metal to metal seat for enhance sealing.
  • Fig. 47 is taper threaded to BS EN 10226 ISO 7-1 (BS 21).
  • Fig. 47AT is ANSI threaded to B1.20.1 (Taper).

General information

Color

Yellow

Guidance for specification option:

Body.

Material

Bronze

Guidance for specification option:

Cap, body, hinge and disc.

Uniclass

Pr_65_54_40_13 Irrigation check valvesPrimary

CAWS

S14/325 Backflow prevention devices

Specification data - Irrigation check valves

Standard

To BS 5154: 1991.

Pressure rating

PN25.

Connections

Taper threaded to BS EN 10226 ISO 7-1 (BS 21).

PressureRange

Temperature: -10 to +100°C: 25 bar, +186°C: 10.5 bar.

Guidance for specification option:

Fig. 47 rating to BS 5154, PN25 Series B.

Manufacturer guidance

Pressure test: Shell (6 bar pneumatic) and Seat (27.5 bar hydraulic).

Dimensions

48 x 33 mm.

Weight

0.20 kg.

Inlets/outlets diameter

DN8.

Material (all components)

Cap, body and hinge: Bronze CC491K, Hinge pin: Stainless steel grade 316, Disc nut and disc: Brass CW614N.

Guidance for specification option:

DN8 to DN25.

Manufacturer guidance

  • Bronze: BS EN 1982 CC491K and ASTM B62 C83600.
  • Stainless steel: BS970 GR316S11.
  • Brass: BS EN 12164 CW614N and B455 C38500.


Sustainability data

Material

Bronze

Guidance for specification option:

Cap, body, hinge and disc.

Recyclability

Recycle locally

Expected Life

20 year